U 182.72.122.102:40728 -> 10.93.53.126:5060
INVITE sip:35785485540@51.21.91.151;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-9f4815dd9fcb4f58-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:4810338297@182.72.122.102:40728;transport=UDP>.
To: <sip:35785485540@51.21.91.151;transport=UDP>.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 1 INVITE.
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.
Content-Type: application/sdp.
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.
User-Agent: Z 3.3.25608 r25552.
Allow-Events: presence, kpml.
Content-Length: 243.
.
v=0.
o=Z 0 0 IN IP4 182.72.122.102.
s=Z.
c=IN IP4 182.72.122.102.
t=0 0.
m=audio 8000 RTP/AVP 3 110 8 0 98 101.
a=rtpmap:110 speex/8000.
a=rtpmap:98 iLBC/8000.
a=fmtp:98 mode=20.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=sendrecv.
................

U 10.93.53.126:5060 -> 182.72.122.102:40728
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-9f4815dd9fcb4f58-1---d8754z-.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
To: <sip:35785485540@51.21.91.151;transport=UDP>.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 1 INVITE.
User-Agent: ASTPP.
Content-Length: 0.
.
................

U 10.93.53.126:5060 -> 182.72.122.102:40728
SIP/2.0 407 Proxy Authentication Required.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-9f4815dd9fcb4f58-1---d8754z-.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
To: <sip:35785485540@51.21.91.151;transport=UDP>;tag=jXrBc9t9rtp6g.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 1 INVITE.
User-Agent: ASTPP.
Accept: application/sdp.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: path, replaces.
Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer.
Proxy-Authenticate: Digest realm="51.21.91.151", nonce="54d172ee-8538-11e6-aa82-798baa5228b6", algorithm=MD5, qop="auth".
Content-Length: 0.
.
................

U 182.72.122.102:40728 -> 10.93.53.126:5060
ACK sip:35785485540@51.21.91.151;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-9f4815dd9fcb4f58-1---d8754z-.
Max-Forwards: 70.
To: <sip:35785485540@51.21.91.151;transport=UDP>;tag=jXrBc9t9rtp6g.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 1 ACK.
Content-Length: 0.
.
................

U 182.72.122.102:40728 -> 10.93.53.126:5060
INVITE sip:35785485540@51.21.91.151;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-aac5d73f63c9594c-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:4810338297@182.72.122.102:40728;transport=UDP>.
To: <sip:35785485540@51.21.91.151;transport=UDP>.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 2 INVITE.
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE.
Content-Type: application/sdp.
Proxy-Authorization: Digest username="4810338297",realm="51.21.91.151",nonce="54d172ee-8538-11e6-aa82-798baa5228b6",uri="sip:35785485540@51.21.91.151;transport=UDP",response="227fd91dfbaeb144b1f96fe764190b8d",cnonce="490f1648340c587e4474dcb7c1d2c9d7",nc=00000001,qop=auth,algorithm=MD5.
Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri.
User-Agent: Z 3.3.25608 r25552.
Allow-Events: presence, kpml.
Content-Length: 243.
.
v=0.
o=Z 0 0 IN IP4 182.72.122.102.
s=Z.
c=IN IP4 182.72.122.102.
t=0 0.
m=audio 8000 RTP/AVP 3 110 8 0 98 101.
a=rtpmap:110 speex/8000.
a=rtpmap:98 iLBC/8000.
a=fmtp:98 mode=20.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=sendrecv.
................

U 10.93.53.126:5060 -> 182.72.122.102:40728
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-aac5d73f63c9594c-1---d8754z-.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
To: <sip:35785485540@51.21.91.151;transport=UDP>.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 2 INVITE.
User-Agent: ASTPP.
Content-Length: 0.
.
................

U 172.16.1.2:5060 -> 172.16.3.2:5060
INVITE sip:35785485540@172.16.3.2 SIP/2.0.
Via: SIP/2.0/UDP 172.16.1.2;rport;branch=z9hG4bK183Sp7a9SgH8g.
Max-Forwards: 69.
From: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
To: <sip:35785485540@172.16.3.2>.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 INVITE.
Contact: <sip:gw+fs1@172.16.1.2:5060;transport=udp;gw=fs1>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Allow-Events: talk, hold, conference, refer.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 240.
X-FS-Support: update_display,send_info.
Remote-Party-ID: "ASTPP" <sip:4810338297@172.16.1.2>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1475021931 1475021932 IN IP4 172.16.1.2.
s=FreeSWITCH.
c=IN IP4 172.16.1.2.
t=0 0.
m=audio 16836 RTP/AVP 8 0 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:0 PCMU/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
................

U 172.16.3.2:5060 -> 172.16.1.2:5060
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 172.16.1.2;rport=5060;branch=z9hG4bK183Sp7a9SgH8g.
From: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
To: <sip:35785485540@172.16.3.2>.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 INVITE.
User-Agent: ASTPP.
Content-Length: 0.
.
................

U 172.16.3.2:5060 -> 172.16.1.2:5060
INVITE sip:35785485540@172.16.1.2 SIP/2.0.
Via: SIP/2.0/UDP 172.16.3.2;rport;branch=z9hG4bKBU59QDteH49rN.
Max-Forwards: 68.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183319 INVITE.
Contact: <sip:gw+IPComms@172.16.3.2:5060;transport=udp;gw=IPComms>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Allow-Events: talk, hold, conference, refer.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 240.
X-call-type: standard.
X-gw_name: IPComms.
X-FS-Support: update_display,send_info.
Remote-Party-ID: "ASTPP" <sip:4810338297@172.16.3.2>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1475021931 1475021932 IN IP4 172.16.1.2.
s=FreeSWITCH.
c=IN IP4 172.16.1.2.
t=0 0.
m=audio 16836 RTP/AVP 8 0 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:0 PCMU/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
................

U 172.16.1.2:5060 -> 172.16.3.2:5060
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 172.16.3.2;rport=5060;branch=z9hG4bKBU59QDteH49rN.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183319 INVITE.
User-Agent: ASTPP.
Content-Length: 0.
.
................

U 10.93.53.126:5060 -> 216.56.6.6:5060
INVITE sip:35785485540@216.56.6.6 SIP/2.0.
Via: SIP/2.0/UDP 51.21.91.151;rport;branch=z9hG4bK5UBrj8cHcjS4B.
Max-Forwards: 67.
From: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
To: <sip:35785485540@216.56.6.6>.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 INVITE.
Contact: <sip:gw+IPComms@51.21.91.151:5060;transport=udp;gw=IPComms>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: path, replaces.
Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 245.
X-call-type: standard.
X-gw_name: IPComms.
Remote-Party-ID: "ASTPP" <sip:4810338297@51.21.91.151>;party=calling;screen=yes;privacy=off.
.
v=0.
o=FreeSWITCH 1806007868 1806007869 IN IP4 10.93.53.126.
s=FreeSWITCH.
c=IN IP4 51.21.91.151.
t=0 0.
m=audio 21220 RTP/AVP 8 0 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:0 PCMU/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
................

U 216.56.6.6:5060 -> 10.93.53.126:5060
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP 51.21.91.151;branch=z9hG4bK5UBrj8cHcjS4B;received=51.21.91.151;rport=5060.
From: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
To: <sip:35785485540@216.56.6.6>.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
Contact: <sip:216.56.6.6:5060>.
CSeq: 97183319 INVITE.
Server: sbc_5.
Content-Length: 0.
.
................

U 216.56.6.6:5060 -> 10.93.53.126:5060
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 51.21.91.151;branch=z9hG4bK5UBrj8cHcjS4B;received=51.21.91.151;rport=5060.
From: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
To: <sip:35785485540@216.56.6.6>;tag=sbcsipuas_1_C13178_20160928005927772_b59sb09.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
Contact: <sip:216.56.6.6:5060>.
CSeq: 97183319 INVITE.
Server: sbc_5.
Content-Length: 0.
.
................

U 172.16.1.2:5060 -> 172.16.3.2:5060
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 172.16.3.2;rport=5060;branch=z9hG4bKBU59QDteH49rN.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183319 INVITE.
Contact: <sip:35785485540@172.16.1.2:5060;transport=udp>.
User-Agent: ASTPP.
Accept: application/sdp.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Allow-Events: talk, hold, conference, refer.
Content-Length: 0.
X-FS-Display-Name: Outbound Call.
X-FS-Display-Number: sip:35785485540@172.16.1.2.
X-FS-Support: update_display,send_info.
Remote-Party-ID: "Outbound Call" <sip:35785485540@172.16.1.2>;party=calling;privacy=off;screen=no.
.
................

U 172.16.3.2:5060 -> 172.16.1.2:5060
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 172.16.1.2;rport=5060;branch=z9hG4bK183Sp7a9SgH8g.
From: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
To: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 INVITE.
Contact: <sip:35785485540@172.16.3.2:5060;transport=udp>.
User-Agent: ASTPP.
Accept: application/sdp.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Allow-Events: talk, hold, conference, refer.
Content-Length: 0.
X-FS-Display-Name: Outbound Call.
X-FS-Display-Number: sip:35785485540@172.16.3.2.
X-FS-Support: update_display,send_info.
Remote-Party-ID: "Outbound Call" <sip:35785485540@172.16.3.2>;party=calling;privacy=off;screen=no.
.
................

U 10.93.53.126:5060 -> 182.72.122.102:40728
SIP/2.0 180 Ringing.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-aac5d73f63c9594c-1---d8754z-.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
To: <sip:35785485540@51.21.91.151;transport=UDP>;tag=mFBXFZvgKc3Br.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 2 INVITE.
Contact: <sip:35785485540@51.21.91.151:5060;transport=udp>.
User-Agent: ASTPP.
Accept: application/sdp.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: path, replaces.
Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer.
Content-Length: 0.
.
................

U 216.56.6.6:5060 -> 10.93.53.126:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 51.21.91.151;branch=z9hG4bK5UBrj8cHcjS4B;received=51.21.91.151;rport=5060.
From: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
To: <sip:35785485540@216.56.6.6>;tag=sbcsipuas_1_C13178_20160928005927772_b59sb09.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
Contact: <sip:216.56.6.6:5060>.
CSeq: 97183319 INVITE.
Allow: ACK,BYE,CANCEL,INVITE,OPTIONS,NOTIFY,INFO.
Server: sbc_5.
Content-Type: application/sdp.
Content-Length: 272.
.
v=0.
o=SBCSIPUAS 1191661010 1 IN IP4 169.132.138.51.
s=SBCSIPUAS SIP STACK v1.0.
c=IN IP4 169.132.138.51.
t=0 0.
m=audio 23506 RTP/AVP 8 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=X-vrzcap:identification bin=DSR2883 Prot=mgcp App=MG.
",uri="sip:51.25

U 10.93.53.126:5060 -> 216.56.6.6:5060
ACK sip:216.56.6.6:5060 SIP/2.0.
Via: SIP/2.0/UDP 51.21.91.151;rport;branch=z9hG4bK644gm3Xm9tFQQ.
Max-Forwards: 70.
From: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
To: <sip:35785485540@216.56.6.6>;tag=sbcsipuas_1_C13178_20160928005927772_b59sb09.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 ACK.
Contact: <sip:gw+IPComms@51.21.91.151:5060;transport=udp;gw=IPComms>.
Content-Length: 0.
.
UBSCRIBE.
Suppor

U 172.16.1.2:5060 -> 172.16.3.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.3.2;rport=5060;branch=z9hG4bKBU59QDteH49rN.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183319 INVITE.
Contact: <sip:35785485540@172.16.1.2:5060;transport=udp>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Allow-Events: talk, hold, conference, refer.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 260.
X-FS-Display-Name: Outbound Call.
X-FS-Display-Number: sip:35785485540@172.16.1.2.
X-FS-Support: update_display,send_info.
Remote-Party-ID: "Outbound Call" <sip:35785485540@172.16.1.2>;party=calling;privacy=off;screen=no.
.
v=0.
o=FreeSWITCH 1806644288 1806644289 IN IP4 172.16.1.2.
s=FreeSWITCH.
c=IN IP4 172.16.1.2.
t=0 0.
m=audio 17420 RTP/AVP 8 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=X-vrzcap:identification bin=DSR2883 Prot=mgcp App=MG.
................

U 172.16.1.2:5060 -> 172.16.3.2:5060
INFO sip:gw+IPComms@172.16.3.2:5060;transport=udp;gw=IPComms SIP/2.0.
Via: SIP/2.0/UDP 172.16.1.2;rport;branch=z9hG4bK2HXjr2UcQS7tc.
Max-Forwards: 70.
From: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
To: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183329 INFO.
Contact: <sip:35785485540@172.16.1.2:5060;transport=udp>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Type: message/update_display.
Content-Length: 0.
X-FS-Display-Name: Outbound Call.
X-FS-Display-Number: 35785485540.
.
vents: presence,

U 172.16.3.2:5060 -> 172.16.1.2:5060
ACK sip:35785485540@172.16.1.2:5060;transport=udp SIP/2.0.
Via: SIP/2.0/UDP 172.16.3.2;rport;branch=z9hG4bKc4y2S8ajeD0BH.
Max-Forwards: 70.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183319 ACK.
Contact: <sip:gw+IPComms@172.16.3.2:5060;transport=udp;gw=IPComms>.
Content-Length: 0.
.
................

U 172.16.3.2:5060 -> 172.16.1.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.1.2;rport=5060;branch=z9hG4bK2HXjr2UcQS7tc.
From: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
To: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183329 INFO.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Length: 0.
.
OPTIONS, MESSAGE

U 172.16.3.2:5060 -> 172.16.1.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.1.2;rport=5060;branch=z9hG4bK183Sp7a9SgH8g.
From: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
To: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 INVITE.
Contact: <sip:35785485540@172.16.3.2:5060;transport=udp>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Allow-Events: talk, hold, conference, refer.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 260.
X-FS-Display-Name: Outbound Call.
X-FS-Display-Number: sip:35785485540@172.16.3.2.
X-FS-Support: update_display,send_info.
Remote-Party-ID: "Outbound Call" <sip:35785485540@172.16.3.2>;party=calling;privacy=off;screen=no.
.
v=0.
o=FreeSWITCH 1806644288 1806644289 IN IP4 172.16.1.2.
s=FreeSWITCH.
c=IN IP4 172.16.1.2.
t=0 0.
m=audio 17420 RTP/AVP 8 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-15.
a=X-vrzcap:identification bin=DSR2883 Prot=mgcp App=MG.
................

U 172.16.1.2:5060 -> 172.16.3.2:5060
ACK sip:35785485540@172.16.3.2:5060;transport=udp SIP/2.0.
Via: SIP/2.0/UDP 172.16.1.2;rport;branch=z9hG4bK3tpBtXcgm2XDr.
Max-Forwards: 70.
From: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
To: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183319 ACK.
Contact: <sip:gw+fs1@172.16.1.2:5060;transport=udp;gw=fs1>.
Content-Length: 0.
.
, ACK, BYE, CANC

U 172.16.3.2:5060 -> 172.16.1.2:5060
INFO sip:35785485540@172.16.1.2:5060;transport=udp SIP/2.0.
Via: SIP/2.0/UDP 172.16.3.2;rport;branch=z9hG4bKDDrUU3UNBppyc.
Max-Forwards: 70.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183320 INFO.
Contact: <sip:gw+IPComms@172.16.3.2:5060;transport=udp;gw=IPComms>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Type: message/update_display.
Content-Length: 0.
X-FS-Display-Name: ASTPP.
X-FS-Display-Number: 4810338297.
.
................

U 172.16.3.2:5060 -> 172.16.1.2:5060
INFO sip:gw+fs1@172.16.1.2:5060;transport=udp;gw=fs1 SIP/2.0.
Via: SIP/2.0/UDP 172.16.3.2;rport;branch=z9hG4bKepHmXycS8ycHr.
Max-Forwards: 70.
From: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
To: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183329 INFO.
Contact: <sip:35785485540@172.16.3.2:5060;transport=udp>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Type: message/update_display.
Content-Length: 0.
X-FS-Display-Name: Outbound Call.
X-FS-Display-Number: 35785485540.
.
aa5228b6",uri="s

U 172.16.1.2:5060 -> 172.16.3.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.3.2;rport=5060;branch=z9hG4bKDDrUU3UNBppyc.
From: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
To: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183320 INFO.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Length: 0.
.
................

U 172.16.1.2:5060 -> 172.16.3.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.3.2;rport=5060;branch=z9hG4bKepHmXycS8ycHr.
From: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
To: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183329 INFO.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Length: 0.
.
GE, INFO, UPDATE

U 10.93.53.126:5060 -> 182.72.122.102:40728
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-aac5d73f63c9594c-1---d8754z-.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
To: <sip:35785485540@51.21.91.151;transport=UDP>;tag=mFBXFZvgKc3Br.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 2 INVITE.
Contact: <sip:35785485540@51.21.91.151:5060;transport=udp>.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: path, replaces.
Allow-Events: talk, hold, conference, presence, as-feature-event, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer.
Content-Type: application/sdp.
Content-Disposition: session.
Content-Length: 222.
.
v=0.
o=FreeSWITCH 1475019177 1475019178 IN IP4 51.21.91.151.
s=FreeSWITCH.
c=IN IP4 51.21.91.151.
t=0 0.
m=audio 19610 RTP/AVP 8 101.
a=rtpmap:8 PCMA/8000.
a=rtpmap:101 telephone-event/8000.
a=fmtp:101 0-16.
a=ptime:20.
................

U 182.72.122.102:40728 -> 10.93.53.126:5060
ACK sip:35785485540@51.21.91.151:5060;transport=udp SIP/2.0.
Via: SIP/2.0/UDP 182.72.122.102:40728;branch=z9hG4bK-d8754z-c7787353713a9fc2-1---d8754z-.
Max-Forwards: 70.
Contact: <sip:4810338297@182.72.122.102:40728;transport=UDP>.
To: <sip:35785485540@51.21.91.151;transport=UDP>;tag=mFBXFZvgKc3Br.
From: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 2 ACK.
Proxy-Authorization: Digest username="4810338297",realm="51.21.91.151",nonce="54d172ee-8538-11e6-aa82-798baa5228b6",uri="sip:35785485540@51.21.91.151;transport=UDP",response="227fd91dfbaeb144b1f96fe764190b8d",cnonce="490f1648340c587e4474dcb7c1d2c9d7",nc=00000001,qop=auth,algorithm=MD5.
User-Agent: Z 3.3.25608 r25552.
Content-Length: 0.
.
ivacy=off.
.
v=0

U 216.56.6.6:5060 -> 10.93.53.126:5060
BYE sip:gw+IPComms@51.21.91.151:5060 SIP/2.0.
Via: SIP/2.0/UDP 216.56.6.6:5060;branch=z9hG4bK-1191661010-1.
To: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
From: <sip:35785485540@216.56.6.6>;tag=sbcsipuas_1_C13178_20160928005927772_b59sb09.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
CSeq: 97183320 BYE.
Max-Forwards: 70.
Server: sbc_5.
Content-Length: 0.
.
32c.
Call-ID: rR

U 10.93.53.126:5060 -> 216.56.6.6:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 216.56.6.6:5060;branch=z9hG4bK-1191661010-1.
From: <sip:35785485540@216.56.6.6>;tag=sbcsipuas_1_C13178_20160928005927772_b59sb09.
To: "ASTPP" <sip:4810338297@51.21.91.151>;tag=Nr4NHtDmgNSyK.
Call-ID: 2cadd38e-ffdb-1234-daab-00163e58475c.
CSeq: 97183320 BYE.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: path, replaces.
Content-Length: 0.
.
r-Agent: ASTPP.


U 172.16.1.2:5060 -> 172.16.3.2:5060
BYE sip:gw+IPComms@172.16.3.2:5060;transport=udp;gw=IPComms SIP/2.0.
Via: SIP/2.0/UDP 172.16.1.2;rport;branch=z9hG4bK43F4UrXKHBm0K.
Max-Forwards: 70.
From: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
To: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183330 BYE.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Reason: Q.850;cause=16;text="NORMAL_CLEARING".
Content-Length: 0.
.
................

U 172.16.3.2:5060 -> 172.16.1.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.1.2;rport=5060;branch=z9hG4bK43F4UrXKHBm0K.
From: <sip:35785485540@172.16.1.2>;tag=tt79Uc42SevZN.
To: "ASTPP" <sip:4810338297@172.16.3.2>;tag=HjXD4pg9gjjSj.
Call-ID: 2cac95ea-ffdb-1234-5780-00163e456096.
CSeq: 97183330 BYE.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Length: 0.
.
, MESSAGE, INFO,

U 172.16.3.2:5060 -> 172.16.1.2:5060
BYE sip:gw+fs1@172.16.1.2:5060;transport=udp;gw=fs1 SIP/2.0.
Via: SIP/2.0/UDP 172.16.3.2;rport;branch=z9hG4bKFZaDZSXv5723K.
Max-Forwards: 70.
From: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
To: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183330 BYE.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Reason: Q.850;cause=16;text="NORMAL_CLEARING".
Content-Length: 0.
.
e, refer.
Conten

U 172.16.1.2:5060 -> 172.16.3.2:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 172.16.3.2;rport=5060;branch=z9hG4bKFZaDZSXv5723K.
From: <sip:35785485540@172.16.3.2>;tag=g93m2UZ5K9U6p.
To: "ASTPP" <sip:4810338297@172.16.1.2>;tag=SHeHtHKZv55ca.
Call-ID: 2c6cbc2a-ffdb-1234-daab-00163e58475c.
CSeq: 97183330 BYE.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY.
Supported: path, replaces.
Content-Length: 0.
.
n/sdp.
Allow: IN

U 10.93.53.126:5060 -> 182.72.122.102:40728
BYE sip:4810338297@182.72.122.102:40728;transport=UDP SIP/2.0.
Via: SIP/2.0/UDP 51.21.91.151;rport;branch=z9hG4bK7Dy9Nyer6359j.
Max-Forwards: 70.
From: <sip:35785485540@51.21.91.151;transport=UDP>;tag=mFBXFZvgKc3Br.
To: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 97183335 BYE.
User-Agent: ASTPP.
Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, NOTIFY, PUBLISH, SUBSCRIBE.
Supported: path, replaces.
Reason: Q.850;cause=16;text="NORMAL_CLEARING".
Content-Length: 0.
.
m=audio 5072 RTP

U 182.72.122.102:40728 -> 10.93.53.126:5060
SIP/2.0 200 OK.
Via: SIP/2.0/UDP 51.21.91.151;rport=5060;branch=z9hG4bK7Dy9Nyer6359j.
Contact: <sip:4810338297@182.72.122.102:40728;transport=UDP>.
To: <sip:4810338297@51.21.91.151;transport=UDP>;tag=b985ad4b.
From: <sip:35785485540@51.21.91.151;transport=UDP>;tag=mFBXFZvgKc3Br.
Call-ID: Y2M5YTQ1NWMwYTY4ODQ4OGVjMjc1ZWNkN2Y4NTBmMDc..
CSeq: 97183335 BYE.
User-Agent: Z 3.3.25608 r25552.
Content-Length: 0.
.
1 REGISTER.
Expi