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     | 
       
        | Author |  |  
        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
 | 
          I’ve come across a possible issue with Lanscape (LS). I’m not certain how to interoperate the results. I’ll have to perform more tests on this attempt tomorrow.
           | Posted: January 22 2007 at 6:17pm | IP Logged |   |  
           | 
 |  
 We are using the Multi-line phone app with two phone lines enabled. We have the need to develop a soft-phone application that calls itself.
 
 I’ve included the ini file as it exists with all settings.
 
 As specified in the LanScape documentation, to get multiple extensions for each phone line, you use a comma delimited string as the second argument in EnableSipRegisterServer() function as follows. (This has been hard coded for now)
 
 
 
| Code: 
 
    
    | 
      
       | CString PhoneNames = "269999,269998";
 if(PhoneBaseSettings.UseRegistrationServer  && PhoneBaseSettings.UseDomainName)
 {
 // register with the registrar. we assume here that the SIP proxy
 // supports registrar functiuons.
 status  = EnableSipRegisterServer(
 pCPhoneBase->hSipEngine,
 CSPTR(PhoneNames),
 FALSE,
 FALSE,
 CSPTR(PhoneBaseSettings.Regist rationServerAddress),
 PhoneBaseSettings.Registration ServerPort,
 PhoneBaseSettings.Registration IntervalSeconds,
 PhoneBaseSettings.Registration IntervalSeconds,
 PhoneBaseSettings.Registration TimeoutMs,
 FALSE
 );
 
 |  |  |  
 Ini file settings:
 
 
| Code: 
 
    
    | 
      
       | [Settings]
 PhoneName=269999
 PhoneDisplayName=LanScape Phone
 LocalSipPort=5060
 CurrentIpAddress=172.26.253.176
 SipDomainEnabled=1
 SipDomainName=10.2.2.75
 UseRegistrationServer=1
 RegistrationServerAddress=10.2.2.75
 RegistrationServerPort=5060
 RegistrationIntervalSeconds=3600
 RegistrationTimeoutMs=4000
 UseSipProxy=1
 SipProxyAddress=10.2.2.75
 SipProxyPort=5060
 SipKeekAliveEnabled=1
 WanIpAddressEnabled=0
 WanIpAddress=
 RtpPortMin=8000
 RtpPortMax=8998
 PlaybackBufferingDefault=2
 PlaybackBufferingDuringSounds=4
 PhoneLineTransmitBuffering=2
 AuthEnabled=0
 AuthRealm=MyDomain.com
 AuthUsername=username
 AuthPassword=password
 MicrocodeFilePath=C:\home\projects\VolleyBall\Microcode\LanS capeVME.C
 SipLogServer=localhost:1002
 AppWindowLeft=610
 AppWindowRight=599
 AppWindowTop=1239
 AppWindowBottom=999
 PhoneLineRecordEnabled=0
 PhoneLineRecordDirectory=
 
 |  |  |  
 As you’ll see in the included SIP Log, the two phone extensions register correctly. Then an attempted call is made from 269999 to 269998. The INVITE goes out as expected, ringing and trying. The respective INVITE comes back from the PBX.
 
 However there is no indication of an incoming call with the Multi-Line Phone App. (I’ll have to put some break points for an incoming invite in the TelephonyEngineCallback() just to be certain LS recognized the INVITE request – testing tomorrow).
 
 No further indication of anything occurs for another 45 seconds, until apparently the PBX times out and sends a 480.
 
 
 This test had previously been performed with LS registered as 269999 and a 3rd party soft-phone registered as 269998 with the same settings as indicated and registered with the PBX accordingly. The test in this case was for phone 269998 to call 269999. The test proved successful.
 
 At first glance, it would appear as the LS Media Engine was confused and didn’t know how to act on the incoming INVITE from itself. I don’t know for certain.
 
 Thanks
 
 
 SIP Log
 
 
| Code: 
 
    
    | 
      
       | 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (0 Ms, To: 10.2.2.75:5060) >>>>
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c3eaeb
 From: <sip:269999@10.2.2.75>;tag=15c3ce6d
 To: <sip:269999@10.2.2.75>
 Call-Id:  6b80424c-e990-4670-b2b4-df98a948134e-00000a40@172.26.253.176
 CSeq: 12837883 REGISTER
 Expires: 3600
 Max-Forwards: 70
 Contact: <sip:269999@172.26.253.176:5060>;user=phone
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (0 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c3eaeb
 To: <sip:269999@10.2.2.75>;tag=t1169506025-co517
 From: <sip:269999@10.2.2.75>;tag=15c3ce6d
 Call-ID:  6b80424c-e990-4670-b2b4-df98a948134e-00000a40@172.26.253.176
 CSeq: 12837883 REGISTER
 Expires: 3600
 Contact: <sip:269999@172.26.253.176:5060>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP1989-CO517-CPO00000
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (31 Ms, To: 10.2.2.75:5060) >>>>
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c40b5d
 From: <sip:269998@10.2.2.75>;tag=15c43320
 To: <sip:269998@10.2.2.75>
 Call-Id:  6b80424c-e990-4670-b2b4-df98a948134e-00000a40@172.26.253.176
 CSeq: 12837884 REGISTER
 Expires: 3600
 Max-Forwards: 70
 Contact: <sip:269998@172.26.253.176:5060>;user=phone
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (32 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c40b5d
 To: <sip:269998@10.2.2.75>;tag=t1169506025-co520
 From: <sip:269998@10.2.2.75>;tag=15c43320
 Call-ID:  6b80424c-e990-4670-b2b4-df98a948134e-00000a40@172.26.253.176
 CSeq: 12837884 REGISTER
 Expires: 3600
 Contact: <sip:269998@172.26.253.176:5060>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2035-CO520-CPO00000
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (9969 Ms, To: 10.2.2.75:5060) >>>>
 INVITE sip:269998@l10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c43f74
 From: "LanScape Phone" <sip:269999@10.2.2.75>;tag=15c4083f
 To: <sip:269998@l10.2.2.75>
 Contact: <sip:269999@172.26.253.176:5060>
 Call-Id:  093bcf04-8632-4dd6-9583-77baf63dde7b-00000a40@172.26.253.176
 CSeq: 12856040 INVITE
 Max-Forwards: 70
 Organization:  C7287C3C-834E-410A-90FF-497C30F94945
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 233
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, SUBSCRIBE, NOTIFY
 Content-Type: application/sdp
 
 v=0
 o=269999 365163250 365163250 IN IP4 172.26.253.176
 s=LanScape
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8180 RTP/AVP 18 101
 a=rtpmap:18 G729/8000/1
 a=rtpmap:101 telephone-event/8000/1
 a=sendrecv
 a=ptime:20
 a=fmtp:101 0-15
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (9953 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c43f74
 To: <sip:269998@l10.2.2.75>
 From: "LanScape Phone" <sip:269999@10.2.2.75>;tag=15c4083f
 Call-ID:  093bcf04-8632-4dd6-9583-77baf63dde7b-00000a40@172.26.253.176
 CSeq: 12856040 INVITE
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP1989-CO611-CPO00000
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (15 Ms, From: 10.2.2.75:5060) <<<<
 INVITE sip:269998@172.26.253.176:5060 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b53ef3-265-1
 To: <sip:269998@172.26.253.176:5060>
 From: "LanScape Phone" <sip:269999@10.2.2.75:5060>;tag=t1169506035-co613
 Date:  Mon, 22 Jan 2007 22:47:15 GMT
 Call-ID:  093bcf04-8632-4dd6-9583-77baf63dde7b-00000a40@172.26.253.176
 CSeq: 24390 INVITE
 Max-Forwards: 70
 X-XLData: pc=843303;dnis=269998
 Contact: <sip:269999@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2035-CO613-CPO01278
 Content-Type: application/sdp
 Content-Length: 224
 
 v=0
 o=- 2131481438 1879823198 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8180 RTP/AVP 18 101
 a=rtpmap:18 G729/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 a=ptime:20
 a=sendrecv
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (45829 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 480 Temporarily Unavailable
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c43f74
 To: <sip:269998@l10.2.2.75>;tag=t1169506035-co611
 From: "LanScape Phone" <sip:269999@10.2.2.75>;tag=15c4083f
 Call-ID:  093bcf04-8632-4dd6-9583-77baf63dde7b-00000a40@172.26.253.176
 CSeq: 12856040 INVITE
 Reason: Q.850 ;cause=31 ;text="Unknown"
 Contact: <sip:269998@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP1989-CO611-CPO01277
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (45938 Ms, To: 10.2.2.75:5060) >>>>
 ACK sip:269998@l10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK15c43f74
 From: "LanScape Phone" <sip:269999@10.2.2.75>;tag=15c4083f
 To: <sip:269998@l10.2.2.75>;tag=t1169506035-co611
 Call-Id:  093bcf04-8632-4dd6-9583-77baf63dde7b-00000a40@172.26.253.176
 CSeq: 12856040 ACK
 Max-Forwards: 70
 Route: <sip:269998@10.2.2.75>
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 |  |  |  
 |  
        | Back to Top |       |  
        |  |  
        | support Administrator
 
  
 
 Joined: January 26 2005
 Location: United States
 Posts: 1666
 | 
          Hi Fitz,
           | Posted: January 23 2007 at 7:33am | IP Logged |   |  
           | 
 |  
 We will look into it. Good problem description. Post other test info as you gather it.
 
 Support
 |  
        | Back to Top |       |  
        |  |  
        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
 | 
          Further tests:
           | Posted: January 23 2007 at 11:48am | IP Logged |   |  
           | 
 |  Test 1:
 
 With the test in the previous post (LS calling itself) - (same SIP Message results). This time values were logged at specific points in the PyhoneBase.cpp
 
 TelephonyEngineCallback()
 At the beginning of this function to display exactly the TelephonyEvent value
 And where NotificationType == IMMEDIATE_NOTIFICATION and the TelephonyEvent was SipModifySipMessage and pSipMessageImmediateData->Received and the SIP Message was an INVITE.
 
 and
 
 EventThreadCallback()
 Additional points of interest were placed in the where NotificationType == GLOBAL_NOTIFICATION and “Phone line specific state changes” These points would display the SipStatus value.
 
 The incoming INVITE as mentioned in the previous post was received by the TelephonyEngineCallback() as expected.
 In EventThreadCallback only the Global Notifications were hit (Send Invite and Wait for Invite OK) respectively.
 
 No Event Callback indicating the incoming Invite message was indicated.
 
 Test 2:
 3rd party phone calling (on it’s line 0) one phone line/extension of LS, while that call is active, start another call on LS’s line 1.
 
 (3rd prty) 269997 (line 0) - -> invites - -> (LS line 0) 269999
 (3rd prty) 269997 (line 1) - -> invites - -> (LS line 1) 269998
 
 This proved successful. The incoming Invite events were received this time; LS automatically put line 0 on hold when line 1 was answered.
 
 This does appear to be a LS issue.
 
 Thanks as always for your prompt attention and responses.
 
 
 
 3rd party phone SIP Messages
 
 
| Code: 
 
    
    | 
      
       | ============================================================ =========
 Time:         & nbsp;10:42:03.43
 Type:         & nbsp;SIPOutgoing
 Description:     REGISTER
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bK9EC49C9C3FFD4EB48F31800E37 EFEDBA
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 To: "269997" <sip:269997@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4507 REGISTER
 Expires: 1800
 Allow: INVITE,ACK,CANCEL,REFER,BYE,NOTIFY,OPTIONS,INFO
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:03.44
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bK9EC49C9C3FFD4EB48F31800E37 EFEDBA
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570523-co1360
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4507 REGISTER
 Expires: 1800
 Contact: <sip:269997@172.26.253.176:5061>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO1360-CPO00000
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:12.04
 Type:         & nbsp;SIPOutgoing
 Description:     INVITE
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 INVITE sip:269999@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC4DBD56BE5CD4CC193AD94635E 33A021
 From: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 To: <sip:269999@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 9525 INVITE
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 347
 Content-Type: application/sdp
 
 v=0
 o=269997 633051457320270632 633051457320270650 IN IP4 172.26.253.176
 s=WOSI SIP 0.5
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8002 RTP/AVP 18 0 8 3 98 7 101
 a=rtpmap:18 G729/8000
 a=rtpmap:0 PCMU/8000
 a=rtpmap:8 PCMA/8000
 a=rtpmap:3 GSM/8000
 a=rtpmap:98 iLBC/8000
 a=rtpmap:7 LPC/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:12.05
 Type:         & nbsp;SIPIncoming
 Description:     100 Trying
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC4DBD56BE5CD4CC193AD94635E 33A021
 To: <sip:269999@10.2.2.75>
 From: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 9525 INVITE
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO1428-CPO00000
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:12.10
 Type:         & nbsp;SIPIncoming
 Description:     180 Ringing
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 180 Ringing
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC4DBD56BE5CD4CC193AD94635E 33A021
 To: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 From: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 9525 INVITE
 Contact: <sip:269999@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:14.68
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC4DBD56BE5CD4CC193AD94635E 33A021
 To: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 From: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 9525 INVITE
 Contact: <sip:269999@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Type: application/sdp
 Content-Length: 156
 
 v=0
 o=- 2134569223 1429926151 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8222 RTP/AVP 18
 a=rtpmap:18 G729/8000
 a=sendrecv
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:14.74
 Type:         & nbsp;SIPOutgoing
 Description:     ACK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 ACK sip:269999@10.2.2.75:5060 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bK8654FC6C246643AD82617FE29F D1A83A
 From: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 To: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 9525 ACK
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:29.65
 Type:         & nbsp;SIPOutgoing
 Description:     INVITE
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 INVITE sip:269998@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC628120381484FED9FBC7FE7D1 F341E8
 From: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 To: <sip:269998@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 3179 INVITE
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 347
 Content-Type: application/sdp
 
 v=0
 o=269997 633051457496522888 633051457496522906 IN IP4 172.26.253.176
 s=WOSI SIP 0.5
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8000 RTP/AVP 18 0 8 3 98 7 101
 a=rtpmap:18 G729/8000
 a=rtpmap:0 PCMU/8000
 a=rtpmap:8 PCMA/8000
 a=rtpmap:3 GSM/8000
 a=rtpmap:98 iLBC/8000
 a=rtpmap:7 LPC/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:29.66
 Type:         & nbsp;SIPIncoming
 Description:     100 Trying
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC628120381484FED9FBC7FE7D1 F341E8
 To: <sip:269998@10.2.2.75>
 From: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 3179 INVITE
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO1599-CPO00000
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:29.71
 Type:         & nbsp;SIPIncoming
 Description:     180 Ringing
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 180 Ringing
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC628120381484FED9FBC7FE7D1 F341E8
 To: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 From: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 3179 INVITE
 Contact: <sip:269998@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1599-CPO00936
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:32.08
 Type:         & nbsp;SIPIncoming
 Description:     INVITE
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 INVITE sip:269997@172.26.253.176:5061;user=phone SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-1
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 Date:  Tue, 23 Jan 2007 16:42:32 GMT
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32240 INVITE
 Max-Forwards: 70
 Contact: <sip:269997@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Type: application/sdp
 Content-Length: 161
 
 v=0
 o=- 2134569223 1429926152 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 0.0.0.0
 t=0 0
 m=audio 8222 RTP/AVP 18
 a=rtpmap:18 G729/8000
 a=ptime:20
 a=sendonly
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:32.10
 Type:         & nbsp;SIPOutgoing
 Description:     100 Trying
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-1
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32240 INVITE
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:32.10
 Type:         & nbsp;SIPOutgoing
 Description:     200 OK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-1
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32240 INVITE
 Content-Type: application/sdp
 Content-Length: 342
 
 v=0
 o=- 633051457521054452 633051457521054470 IN IP4 172.26.253.176
 s=WOSI SIP 0.5
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8002 RTP/AVP 18 0 8 3 98 7 101
 a=rtpmap:18 G729/8000
 a=rtpmap:0 PCMU/8000
 a=rtpmap:8 PCMA/8000
 a=rtpmap:3 GSM/8000
 a=rtpmap:98 iLBC/8000
 a=rtpmap:7 LPC/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:32.15
 Type:         & nbsp;SIPIncoming
 Description:     ACK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 ACK sip:269997@172.26.253.176:5061 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-2
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32240 ACK
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:32.90
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKC628120381484FED9FBC7FE7D1 F341E8
 To: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 From: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 3179 INVITE
 Contact: <sip:269998@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1599-CPO00936
 Content-Type: application/sdp
 Content-Length: 155
 
 v=0
 o=- 2137739189 862670773 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8330 RTP/AVP 18
 a=rtpmap:18 G729/8000
 a=sendrecv
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:32.90
 Type:         & nbsp;SIPOutgoing
 Description:     ACK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 ACK sip:269998@10.2.2.75:5060 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bK6BA9E1E9D248427B9C0B04E301 40672A
 From: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 To: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 3179 ACK
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:33.73
 Type:         & nbsp;SIPOutgoing
 Description:     REGISTER
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKDB4179E10BB14695AACB1F980E DA2316
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 To: "269997" <sip:269997@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4508 REGISTER
 Expires: 1800
 Allow: INVITE,ACK,CANCEL,REFER,BYE,NOTIFY,OPTIONS,INFO
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:42:33.76
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKDB4179E10BB14695AACB1F980E DA2316
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570553-co1636
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4508 REGISTER
 Expires: 1800
 Contact: <sip:269997@172.26.253.176:5061>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO1636-CPO00000
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:04.73
 Type:         & nbsp;SIPOutgoing
 Description:     REGISTER
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKE1DF11A6C766458AA8784412E5 A20AE6
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 To: "269997" <sip:269997@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4509 REGISTER
 Expires: 1800
 Allow: INVITE,ACK,CANCEL,REFER,BYE,NOTIFY,OPTIONS,INFO
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:04.76
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKE1DF11A6C766458AA8784412E5 A20AE6
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570584-co1908
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4509 REGISTER
 Expires: 1800
 Contact: <sip:269997@172.26.253.176:5061>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO1908-CPO00000
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.26
 Type:         & nbsp;SIPIncoming
 Description:     INVITE
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 INVITE sip:269997@172.26.253.176:5061;user=phone SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-63f-1
 To: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 From: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 51900 INVITE
 Max-Forwards: 70
 Contact: <sip:269997@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1599-CPO00936
 Content-Type: application/sdp
 Content-Length: 160
 
 v=0
 o=- 2137739189 862670774 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 0.0.0.0
 t=0 0
 m=audio 8330 RTP/AVP 18
 a=rtpmap:18 G729/8000
 a=ptime:20
 a=sendonly
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.27
 Type:         & nbsp;SIPOutgoing
 Description:     100 Trying
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-63f-1
 From: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 To: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 51900 INVITE
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.27
 Type:         & nbsp;SIPOutgoing
 Description:     200 OK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-63f-1
 From: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 To: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 51900 INVITE
 Content-Type: application/sdp
 Content-Length: 342
 
 v=0
 o=- 633051457872777704 633051457872777722 IN IP4 172.26.253.176
 s=WOSI SIP 0.5
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8000 RTP/AVP 18 0 8 3 98 7 101
 a=rtpmap:18 G729/8000
 a=rtpmap:0 PCMU/8000
 a=rtpmap:8 PCMA/8000
 a=rtpmap:3 GSM/8000
 a=rtpmap:98 iLBC/8000
 a=rtpmap:7 LPC/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.29
 Type:         & nbsp;SIPIncoming
 Description:     ACK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 ACK sip:269997@172.26.253.176:5061 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-63f-2
 To: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 From: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 51900 ACK
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1599-CPO00936
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.93
 Type:         & nbsp;SIPIncoming
 Description:     INVITE
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 INVITE sip:269997@172.26.253.176:5061;user=phone SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-3
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32250 INVITE
 Max-Forwards: 70
 Contact: <sip:269997@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Type: application/sdp
 Content-Length: 168
 
 v=0
 o=- 2134569223 1429926153 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8222 RTP/AVP 18
 a=rtpmap:18 G729/8000
 a=ptime:20
 a=sendrecv
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.94
 Type:         & nbsp;SIPOutgoing
 Description:     100 Trying
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-3
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32250 INVITE
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.94
 Type:         & nbsp;SIPOutgoing
 Description:     200 OK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-3
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32250 INVITE
 Content-Type: application/sdp
 Content-Length: 342
 
 v=0
 o=- 633051457879496540 633051457879496558 IN IP4 172.26.253.176
 s=WOSI SIP 0.5
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8002 RTP/AVP 18 0 8 3 98 7 101
 a=rtpmap:18 G729/8000
 a=rtpmap:0 PCMU/8000
 a=rtpmap:8 PCMA/8000
 a=rtpmap:3 GSM/8000
 a=rtpmap:98 iLBC/8000
 a=rtpmap:7 LPC/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:07.98
 Type:         & nbsp;SIPIncoming
 Description:     ACK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 ACK sip:269997@172.26.253.176:5061 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-4
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32250 ACK
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:13.77
 Type:         & nbsp;SIPIncoming
 Description:     BYE
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 BYE sip:269997@172.26.253.176:5061 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-5
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32260 BYE
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1428-CPO00795
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:13.77
 Type:         & nbsp;SIPOutgoing
 Description:     200 OK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-594-5
 From: <sip:269999@10.2.2.75>;tag=t1169570532-co1428
 To: "269997"  <sip:269997@10.2.2.75>;tag=C631355965884BE690C568485FC 94934
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 32260 BYE
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:15.09
 Type:         & nbsp;SIPIncoming
 Description:     BYE
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 BYE sip:269997@172.26.253.176:5061 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-63f-3
 To: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 From: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 51910 BYE
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2081-CO1599-CPO00936
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:15.10
 Type:         & nbsp;SIPOutgoing
 Description:     200 OK
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-63f-3
 From: <sip:269998@10.2.2.75>;tag=t1169570549-co1599
 To: "269997"  <sip:269997@10.2.2.75>;tag=B3CBE5D3BA774C9AB5D652BD7D4 0DBD0
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 51910 BYE
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:35.74
 Type:         & nbsp;SIPOutgoing
 Description:     REGISTER
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bK4CAE67999CE849FAB0CC262529 80CD48
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 To: "269997" <sip:269997@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4510 REGISTER
 Expires: 1800
 Allow: INVITE,ACK,CANCEL,REFER,BYE,NOTIFY,OPTIONS,INFO
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:43:35.77
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bK4CAE67999CE849FAB0CC262529 80CD48
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570615-co181
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4510 REGISTER
 Expires: 1800
 Contact: <sip:269997@172.26.253.176:5061>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO181-CPO00000
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:44:06.74
 Type:         & nbsp;SIPOutgoing
 Description:     REGISTER
 From:         & nbsp;172.26.253.176
 To:         &nb sp;10.2.2.75:5060
 ============================================================ =========
 
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKEDF5191A521348E3B64A5BA1B6 98C8B2
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 To: "269997" <sip:269997@10.2.2.75>
 Contact: <sip:269997@172.26.253.176:5061>
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4511 REGISTER
 Expires: 1800
 Allow: INVITE,ACK,CANCEL,REFER,BYE,NOTIFY,OPTIONS,INFO
 User-Agent: WOSISIP 1.0
 Max-Forwards: 70
 Content-Length: 0
 
 
 
 ============================================================ =========
 Time:         & nbsp;10:44:06.77
 Type:         & nbsp;SIPIncoming
 Description:     200 OK
 From:         & nbsp;10.2.2.75:5060
 To:         &nb sp;172.26.253.176
 ============================================================ =========
 
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  172.26.253.176:5061;branch=z9hG4bKEDF5191A521348E3B64A5BA1B6 98C8B2
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570646-co442
 From: "269997"  <sip:269997@10.2.2.75>;tag=479D96477BD648FC939F6B56B8F 00EA5
 Call-ID: 999A7AA43AD04E038C6A5038A4D586A6@172.26.253.176
 CSeq: 4511 REGISTER
 Expires: 1800
 Contact: <sip:269997@172.26.253.176:5061>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2081-CO442-CPO00000
 Content-Length: 0
 
 |  |  |  
 
 LS SIP Messages
 
 
| Code: 
 
    
    | 
      
       | ************* Log Opened (Jan 23 10:41:39) *************
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (0 Ms, To: 10.2.2.75:5060) >>>>
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199be170
 From: <sip:269999@10.2.2.75>;tag=199c1bee
 To: <sip:269999@10.2.2.75>
 Call-Id:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218516 REGISTER
 Expires: 3600
 Max-Forwards: 70
 Contact: <sip:269999@172.26.253.176:5060>;user=phone
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (0 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199be170
 To: <sip:269999@10.2.2.75>;tag=t1169570504-co1185
 From: <sip:269999@10.2.2.75>;tag=199c1bee
 Call-ID:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218516 REGISTER
 Expires: 3600
 Contact: <sip:269999@172.26.253.176:5060>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP1989-CO1185-CPO00000
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (16 Ms, To: 10.2.2.75:5060) >>>>
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199bed88
 From: <sip:269998@10.2.2.75>;tag=199c069d
 To: <sip:269998@10.2.2.75>
 Call-Id:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218517 REGISTER
 Expires: 3600
 Max-Forwards: 70
 Contact: <sip:269998@172.26.253.176:5060>;user=phone
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (31 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199bed88
 To: <sip:269998@10.2.2.75>;tag=t1169570504-co1187
 From: <sip:269998@10.2.2.75>;tag=199c069d
 Call-ID:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218517 REGISTER
 Expires: 3600
 Contact: <sip:269998@172.26.253.176:5060>
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2035-CO1187-CPO00000
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (27625 Ms, From: 10.2.2.75:5060) <<<<
 INVITE sip:269999@172.26.253.176:5060 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-596-1
 To: <sip:269999@172.26.253.176:5060>
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 Date:  Tue, 23 Jan 2007 16:42:12 GMT
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21850 INVITE
 Max-Forwards: 70
 X-XLData: pc=924958;dnis=269999
 Contact: <sip:269997@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP1989-CO1430-CPO00796
 Content-Type: application/sdp
 Content-Length: 308
 
 v=0
 o=- 2135486184 826863336 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8002 RTP/AVP 18 0 8 3 98 101
 a=rtpmap:18 G729/8000
 a=rtpmap:0 PCMU/8000
 a=rtpmap:8 PCMA/8000
 a=rtpmap:3 GSM/8000
 a=rtpmap:98 iLBC/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 a=sendrecv
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (27672 Ms, To: 10.2.2.75:5060) >>>>
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP  10.2.2.75:5060;received=10.2.2.75;branch=z9hG4bK1a02024b45b6 3ae4-596-1
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 To: <sip:269999@172.26.253.176:5060>
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21850 INVITE
 User-Agent: LanScape VOIP Media Engine/5.12.3.7 (www.LanScapeCorp.com)
 Content-Length: 0
 
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (0 Ms, To: 10.2.2.75:5060) >>>>
 SIP/2.0 180 Ringing
 Via: SIP/2.0/UDP  10.2.2.75:5060;received=10.2.2.75;branch=z9hG4bK1a02024b45b6 3ae4-596-1
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 To: <sip:269999@172.26.253.176:5060>;tag=199c5c37
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21850 INVITE
 User-Agent: LanScape VOIP Media Engine/5.12.3.7 (www.LanScapeCorp.com)
 Content-Length: 0
 
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (2531 Ms, To: 10.2.2.75:5060) >>>>
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  10.2.2.75:5060;received=10.2.2.75;branch=z9hG4bK1a02024b45b6 3ae4-596-1
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 To: <sip:269999@172.26.253.176>;tag=199c5c37
 Call-Id: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21850 INVITE
 Contact: <sip:269999@172.26.253.176:5060>
 Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, SUBSCRIBE, NOTIFY
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 Content-Length: 179
 Content-Type: application/sdp
 
 v=0
 o=LanScape 3378559334 3378559334 IN IP4 172.26.253.176
 s=LanScape
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8222 RTP/AVP 18
 a=rtpmap:18 G729/8000/1
 a=sendrecv
 a=ptime:20
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (2578 Ms, From: 10.2.2.75:5060) <<<<
 ACK sip:269999@172.26.253.176:5060 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63ae4-596-2
 To: <sip:269999@172.26.253.176:5060>;tag=199c5c37
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21850 ACK
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP1989-CO1430-CPO00796
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (15032 Ms, From: 10.2.2.75:5060) <<<<
 INVITE sip:269998@172.26.253.176:5060 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-641-1
 To: <sip:269998@172.26.253.176:5060>
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 Date:  Tue, 23 Jan 2007 16:42:29 GMT
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54190 INVITE
 Max-Forwards: 70
 X-XLData: pc=925011;dnis=269998
 Contact: <sip:269997@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2035-CO1601-CPO00937
 Content-Type: application/sdp
 Content-Length: 212
 
 v=0
 o=- 2145623418 1055104378 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8000 RTP/AVP 18 101
 a=rtpmap:18 G729/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 a=sendrecv
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (15078 Ms, To: 10.2.2.75:5060) >>>>
 SIP/2.0 100 Trying
 Via: SIP/2.0/UDP  10.2.2.75:5060;received=10.2.2.75;branch=z9hG4bK1a02024b45b6 3af5-641-1
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 To: <sip:269998@172.26.253.176:5060>
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54190 INVITE
 User-Agent: LanScape VOIP Media Engine/5.12.3.7 (www.LanScapeCorp.com)
 Content-Length: 0
 
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (0 Ms, To: 10.2.2.75:5060) >>>>
 SIP/2.0 180 Ringing
 Via: SIP/2.0/UDP  10.2.2.75:5060;received=10.2.2.75;branch=z9hG4bK1a02024b45b6 3af5-641-1
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 To: <sip:269998@172.26.253.176:5060>;tag=199ca100
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54190 INVITE
 User-Agent: LanScape VOIP Media Engine/5.12.3.7 (www.LanScapeCorp.com)
 Content-Length: 0
 
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (2344 Ms, To: 10.2.2.75:5060) >>>>
 INVITE sip:269997@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199c622e
 From: <sip:269999@172.26.253.176>;tag=199c5c37
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570532-co1430
 Contact: <sip:269999@172.26.253.176:5060>
 Call-Id: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21851 INVITE
 Max-Forwards: 70
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 170
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 Content-Type: application/sdp
 
 v=0
 o=LanScape 429679109 429679109 IN IP4 172.26.253.176
 s=LanScape
 c=IN IP4 0.0.0.0
 t=0 0
 m=audio 8222 RTP/AVP 18
 a=rtpmap:18 G729/8000/1
 a=sendonly
 a=ptime:20
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (2468 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199c622e
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 From: <sip:269999@172.26.253.176:5060>;tag=199c5c37
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21851 INVITE
 Contact: <sip:269999@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP1989-CO1430-CPO00796
 Content-Type: application/sdp
 Content-Length: 223
 
 v=0
 o=- 2135486184 826863337 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8002 RTP/AVP 18 101
 a=rtpmap:18 G729/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 a=ptime:20
 a=sendrecv
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (109 Ms, To: 10.2.2.75:5060) >>>>
 ACK sip:269999@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199c622e
 From: <sip:269999@172.26.253.176>;tag=199c5c37
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570532-co1430
 Call-Id: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21851 ACK
 Max-Forwards: 70
 Route: <sip:269999@10.2.2.75>
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (172 Ms, To: 10.2.2.75:5060) >>>>
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP  10.2.2.75:5060;received=10.2.2.75;branch=z9hG4bK1a02024b45b6 3af5-641-1
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 To: <sip:269998@172.26.253.176>;tag=199ca100
 Call-Id: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54190 INVITE
 Contact: <sip:269999@172.26.253.176:5060>
 Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, SUBSCRIBE, NOTIFY
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 Content-Length: 179
 Content-Type: application/sdp
 
 v=0
 o=LanScape 3378559352 3378559352 IN IP4 172.26.253.176
 s=LanScape
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8330 RTP/AVP 18
 a=rtpmap:18 G729/8000/1
 a=sendrecv
 a=ptime:20
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (203 Ms, From: 10.2.2.75:5060) <<<<
 ACK sip:269999@172.26.253.176:5060 SIP/2.0
 Via: SIP/2.0/UDP 10.2.2.75:5060;branch=z9hG4bK1a02024b45b63af5-641-2
 To: <sip:269998@172.26.253.176:5060>;tag=199ca100
 From: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54190 ACK
 Max-Forwards: 70
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2035-CO1601-CPO00937
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (34922 Ms, To: 10.2.2.75:5060) >>>>
 INVITE sip:269997@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d339b
 From: <sip:269998@172.26.253.176>;tag=199ca100
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570549-co1601
 Contact: <sip:269999@172.26.253.176:5060>
 Call-Id: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54191 INVITE
 Max-Forwards: 70
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 170
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 Content-Type: application/sdp
 
 v=0
 o=LanScape 429714296 429714296 IN IP4 172.26.253.176
 s=LanScape
 c=IN IP4 0.0.0.0
 t=0 0
 m=audio 8330 RTP/AVP 18
 a=rtpmap:18 G729/8000/1
 a=sendonly
 a=ptime:20
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (34954 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d339b
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 From: <sip:269998@172.26.253.176:5060>;tag=199ca100
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54191 INVITE
 Contact: <sip:269998@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2035-CO1601-CPO00937
 Content-Type: application/sdp
 Content-Length: 224
 
 v=0
 o=- 2145623418 1055104379 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8000 RTP/AVP 18 101
 a=rtpmap:18 G729/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 a=ptime:20
 a=sendrecv
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (63 Ms, To: 10.2.2.75:5060) >>>>
 ACK sip:269998@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d339b
 From: <sip:269998@172.26.253.176>;tag=199ca100
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570549-co1601
 Call-Id: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54191 ACK
 Max-Forwards: 70
 Route: <sip:269998@10.2.2.75>
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (46 Ms, To: 10.2.2.75:5060) >>>>
 INVITE sip:269997@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d04a4
 From: <sip:269999@172.26.253.176>;tag=199c5c37
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570532-co1430
 Contact: <sip:269999@172.26.253.176:5060>
 Call-Id: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21852 INVITE
 Max-Forwards: 70
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 177
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 Content-Type: application/sdp
 
 v=0
 o=LanScape 429714406 429714406 IN IP4 172.26.253.176
 s=LanScape
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8222 RTP/AVP 18
 a=rtpmap:18 G729/8000/1
 a=sendrecv
 a=ptime:20
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (671 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d04a4
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 From: <sip:269999@172.26.253.176:5060>;tag=199c5c37
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21852 INVITE
 Contact: <sip:269999@10.2.2.75:5060>
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP1989-CO1430-CPO00796
 Content-Type: application/sdp
 Content-Length: 223
 
 v=0
 o=- 2135486184 826863338 IN IP4 10.2.2.75
 s=ENS Session
 c=IN IP4 172.26.253.176
 t=0 0
 m=audio 8002 RTP/AVP 18 101
 a=rtpmap:18 G729/8000
 a=rtpmap:101 telephone-event/8000
 a=fmtp:101 0-15
 a=ptime:20
 a=sendrecv
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (625 Ms, To: 10.2.2.75:5060) >>>>
 ACK sip:269999@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d04a4
 From: <sip:269999@172.26.253.176>;tag=199c5c37
 To: "269997" <sip:269997@10.2.2.75>;tag=t1169570532-co1430
 Call-Id: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21852 ACK
 Max-Forwards: 70
 Route: <sip:269999@10.2.2.75>
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (5766 Ms, To: 10.2.2.75:5060) >>>>
 BYE sip:269997@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d6c70
 From: <sip:269999@172.26.253.176:5060>;tag=199c5c37
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 Call-Id: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21853 BYE
 Max-Forwards: 70
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (5782 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d6c70
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570532-co1430
 From: <sip:269999@172.26.253.176:5060>;tag=199c5c37
 Call-ID: 9686D9D8A8AE486BA30C6E4235E8E957@172.26.253.176
 CSeq: 21853 BYE
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP1989-CO1430-CPO00796
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (1313 Ms, To: 10.2.2.75:5060) >>>>
 BYE sip:269997@10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d7191
 From: <sip:269998@172.26.253.176:5060>;tag=199ca100
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 Call-Id: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54192 BYE
 Max-Forwards: 70
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (1328 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d7191
 To: "269997" <sip:269997@10.2.2.75:5060>;tag=t1169570549-co1601
 From: <sip:269998@172.26.253.176:5060>;tag=199ca100
 Call-ID: F7C06F4BE2884A8496FE3068D611D9AD@172.26.253.176
 CSeq: 54192 BYE
 User-Agent: ENS2.2.102-IS1-RMRG3143-RG3143-EP2035-CO1601-CPO00937
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (1359 Ms, To: 10.2.2.75:5060) >>>>
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d577f
 From: <sip:269999@10.2.2.75>;tag=199d0f85
 To: <sip:269999@10.2.2.75>
 Call-Id:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218518 REGISTER
 Expires: 0
 Max-Forwards: 70
 Contact: <sip:269999@172.26.253.176:5060>;user=phone
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (1375 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d577f
 To: <sip:269999@10.2.2.75>;tag=t1169570596-co2
 From: <sip:269999@10.2.2.75>;tag=199d0f85
 Call-ID:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218518 REGISTER
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP1989-CO2-CPO00000
 Content-Length: 0
 
 
 
 >>>> TxTxTxTxTxTxTxTxTxTxTxTxTxTxTx (47 Ms, To: 10.2.2.75:5060) >>>>
 REGISTER sip:10.2.2.75 SIP/2.0
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d770f
 From: <sip:269998@10.2.2.75>;tag=199d2849
 To: <sip:269998@10.2.2.75>
 Call-Id:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218519 REGISTER
 Expires: 0
 Max-Forwards: 70
 Contact: <sip:269998@172.26.253.176:5060>;user=phone
 User-Agent: LanScape VOIP Media Engine/5.12.3.7  (www.LanScapeCorp.com)
 x-MyCustomHeader: "This is a modified transmitted SIP message."
 Content-Length: 0
 
 
 
 <<<< RxRxRxRxRxRxRxRxRxRxRxRxRxRx (31 Ms, From: 10.2.2.75:5060) <<<<
 SIP/2.0 200 OK
 Via: SIP/2.0/UDP 172.26.253.176:5060;rport;branch=z9hG4bK199d770f
 To: <sip:269998@10.2.2.75>;tag=t1169570596-co4
 From: <sip:269998@10.2.2.75>;tag=199d2849
 Call-ID:  c80a55e0-53a0-4e80-bab8-ffadfb8f0a3f-00000808@172.26.253.176
 CSeq: 10218519 REGISTER
 User-Agent: ENS2.2.102-IS1-RMRG0-RG3143-EP2035-CO4-CPO00000
 Content-Length: 0
 
 
 
 
 ************* Log Closed (Jan 23 10:43:20) *************
 
 
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        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
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          Gee. . . should have proof read that one a little better. But I’m certain the point was indicated.
           | Posted: January 23 2007 at 11:52am | IP Logged |   |  
           | 
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        | support Administrator
 
  
 
 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Hi Fitz,
           | Posted: January 23 2007 at 12:29pm | IP Logged |   |  
           | 
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 Thanks for the SIP logs. We will look at the problem as soon as we can.
 
 I'm the same way about proof reading. Do it all the time and still make mistakes. We are golden as long as the point gets made :) Thanks.
 
 Support
 
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 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Hi Fitz,
           | Posted: January 25 2007 at 10:09am | IP Logged |   |  
           | 
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 We wanted to let you know that we did not forget about you. We are still working on this.
 
 Support
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        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
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          Thanks
           | Posted: January 25 2007 at 10:13am | IP Logged |   |  
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        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
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          Hello.
           | Posted: February 14 2007 at 11:29am | IP Logged |   |  
           | 
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 Is there an update regarding this issue?
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 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Hey Fitz,
           | Posted: February 14 2007 at 1:26pm | IP Logged |   |  
           | 
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 We are working on this right now - really, no kidding...    :)
 
 Having the media engine call itself was not supported in the past. If I remember, there was a call leg issue that arose when having a multi line phone call itself. Not sure why the restriction is still there but we will try to remove it.
 
 So for simplicity sake, if we allow a multi lined media engine to call itself, that would serve your application’s purpose???
 
 
 Support
 
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        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
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          Glad to hear from you. I was starting to wonder. :)
           | Posted: February 14 2007 at 2:01pm | IP Logged |   |  
           | 
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 Yes, a multi lined media engine able to call itself would be great.
 
 Though we are not asking for a special development here.
 
 It just seemed odd getting the results (in the above SIP Logs) time after time on something that appeared to be straight forward.
 
 The limitation proved very inconvenient for the application I was working on.
 
 I look forward to hearing the results on the removal of the limitation.
 
 Thanks
 
 
 
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 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Fitz,
           | Posted: February 14 2007 at 2:26pm | IP Logged |   |  
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 Do me a favor and answer the following question as simply as you can:
 
 Why does your application require that the media engine call itself?
 
 Give me a simple scenario if you can.
 
 Support
 
 
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        | mfitzgerald Vetran
 
  
 
 Joined: June 14 2006
 Location: United States
 Posts: 142
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          Our PBX vendor has a feature that automatically closes a queue if no agents are logged in.  To prevent the queue closing during mass shift changes, etc. we were requested to write an application with two endpoints that would log in to the PBX.  Each endpoint would belong to a separate queue.  Since the endpoints would appear as agents to the PBX the queue would stay open.  To prevent calls from being delivered to the pseudo-agents, the endpoints call each other.
           | Posted: February 14 2007 at 3:10pm | IP Logged |   |  
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 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Ahhh...
           | Posted: February 14 2007 at 3:24pm | IP Logged |   |  
           | 
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 That makes sense.
 
 We will see if we can get the single instance of the media engine to do this. No guarantee though.
 
 The other option would be to purchase another instance of the media engine and use two of them per application. You would then basically have one instance on port 5060 and the other on say port 5062. This dual solution would work out of the box. Something to think about for an immediate short term solution......
 
 Using dual media engines per app would be cheaper than waisting a perfectly good second host computer per installation.
 
 
 Suport
 
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 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Hi Fitz,
           | Posted: February 27 2007 at 6:27am | IP Logged |   |  
           | 
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 We have performed the final review of why the media engine behaves as it does when calling itself. Due to an internal design decision, we do not allow the media engine to call itself. This has to do with the way he media engine handles call leg information and how it assigns incoming calls to available phone lines. We know what needs to be changed in order to allow the media engine to call itself but changing current functionality will have to wait until a later release. Hopefully we can perform the changes soon and get it in one of the upcoming releases this spring. We have added this feature request to the product road map because it is a useful capability that others may also require.
 
 The best possible short term solution for an application to call itself will be to integrate dual media engines that operate on separate UDP SIP ports. In this way, the dual media engines will be totally isolated and allow the application to “call itself”.
 
 Support
 
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 Joined: January 26 2005
 Location: United States
 Posts: 1666
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          Updated Note:
           | Posted: June 21 2007 at 10:47am | IP Logged |   |  
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 The latest release of the media engine now allows calling itself.
 
 Support
 
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