| 1 | root@comcerto:/# tcpdump -i any port 5060 -v
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| 2 | tcpdump: listening on any, link-type LINUX_SLL (Linux cooked v1), capture size 262144 bytes
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| 3 | 09:09:34.433188 IP (tos 0x68, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 1017)
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| 4 | localhost..6060 > localhost..5060: SIP, length: 989
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| 5 | INVITE sip:22@192.168.20.120 SIP/2.0
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| 6 | Via: SIP/2.0/UDP 127.0.0.1:6060;rport;branch=z9hG4bK1421054365
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| 7 | From: <sip:11@192.168.20.120>;tag=1556864564
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| 8 | To: <sip:22@192.168.20.120>
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| 9 | Call-ID: 1399772870
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| 10 | CSeq: 20 INVITE
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| 11 | Contact: <sip:11@127.0.0.1:6060>
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| 12 | Content-Type: application/sdp
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| 13 | Allow: INVITE,ACK,BYE,CANCEL,OPTIONS,REFER,NOTIFY,INFO,UPDATE,PRACK,SUBSCRIBE
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| 14 | Max-Forwards: 70
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| 15 | User-Agent: eXosip/5.3.0
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| 16 | X-Endpoint-Type: FS01
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| 17 | Allow-Events: conference
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| 18 | Supported: replaces,timer,100rel
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| 19 | Content-Length: 478
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| 20 |
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| 21 | v=0
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| 22 | o=gateway 0 4 IN IP4 192.168.20.120
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| 23 | s=conversation
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| 24 | c=IN IP4 192.168.20.120
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| 25 | t=0 0
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| 26 | m=audio 10508 RTP/AVP 8 0 4 9 18 100 96 99 97 101 13 98
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| 27 | a=rtpmap:8 PCMA/8000
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| 28 | a=rtpmap:0 PCMU/8000
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| 29 | a=rtpmap:4 G723/8000
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| 30 | a=rtpmap:9 G722/8000
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| 31 | a=rtpmap:18 G729/8000
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| 32 | a=rtpmap:100 G726-40/8000
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| 33 | a=rtpmap:96 G726-32/8000
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| 34 | a=rtpmap:99 G726-24/8000
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| 35 | a=rtpmap:97 G726-16/8000
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| 36 | a=rtpmap:101 telephone-event/8000
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| 37 | a=fmtp:101 0-15
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| 38 | a=rtpmap:13 CN/8000
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| 39 | a=rtpmap:98 PCMA/8000
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| 40 | a=gpmd:98 vbd=yes
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| 41 | 09:09:34.456359 IP (tos 0x0, ttl 64, id 55168, offset 0, flags [DF], proto TCP (6), length 52)
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| 42 | 192.168.20.120.46206 > 192.168.0.124.5060: Flags [S], cksum 0x0838 (correct), seq 976402260, win 5840, options [mss 1460,nop,nop,sackOK,nop,wscale 2], length 0
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| 43 | 09:09:34.540845 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 251)
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| 44 | localhost..5060 > localhost..6060: SIP, length: 223
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| 45 | SIP/2.0 100 Trying
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| 46 | Via: SIP/2.0/UDP 127.0.0.1:6060;rport=6060;branch=z9hG4bK1421054365
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| 47 | To: <sip:22@192.168.20.120>
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| 48 | From: <sip:11@192.168.20.120>;tag=1556864564
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| 49 | Call-ID: 1399772870
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| 50 | CSeq: 20 INVITE
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| 51 | Content-Length: 0
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| 52 |
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| 53 | 09:09:37.450347 IP (tos 0x0, ttl 64, id 55169, offset 0, flags [DF], proto TCP (6), length 52)
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| 54 | 192.168.20.120.46206 > 192.168.0.124.5060: Flags [S], cksum 0x0838 (correct), seq 976402260, win 5840, options [mss 1460,nop,nop,sackOK,nop,wscale 2], length 0
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| 55 | 09:09:37.572157 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 363)
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| 56 | localhost..5060 > localhost..6060: SIP, length: 335
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| 57 | SIP/2.0 500 Transport failure: no transports left to try
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| 58 | Via: SIP/2.0/UDP 127.0.0.1:6060;rport=6060;branch=z9hG4bK1421054365
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| 59 | To: <sip:22@192.168.20.120>;tag=2b46dd31
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| 60 | From: <sip:11@192.168.20.120>;tag=1556864564
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| 61 | Call-ID: 1399772870
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| 62 | CSeq: 20 INVITE
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| 63 | Warning: 399 comcerto "No other DNS entries to try (7,113)"
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| 64 | Content-Length: 0
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| 65 |
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| 66 | 09:09:37.576640 IP (tos 0x68, ttl 64, id 0, offset 0, flags [DF], proto UDP (17), length 271)
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| 67 | localhost..6060 > localhost..5060: SIP, length: 243
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| 68 | ACK sip:22@192.168.20.120 SIP/2.0
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| 69 | Via: SIP/2.0/UDP 127.0.0.1:6060;rport;branch=z9hG4bK1421054365
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| 70 | From: <sip:11@192.168.20.120>;tag=1556864564
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| 71 | To: <sip:22@192.168.20.120>;tag=2b46dd31
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| 72 | Call-ID: 1399772870
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| 73 | CSeq: 20 ACK
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| 74 | Content-Length: 0
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| 75 |
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| 76 |
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| 77 | 6 packets captured
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| 78 | 10 packets received by filter
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| 79 | 0 packets dropped by kernel
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| 80 | root@comcerto:/#
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