Configuring the Cisco SPA8800 IP Telephony Gateway in an Asterisk Environment
© 2009 Cisco Systems, Inc. All rights reserved.
Page 51 of 69
Message Header
Frame 8 (342 bytes on wire, 342 bytes captured)
Ethernet II, Src: CiscoLin_db:51:d2 (00:0e:08:db:51:d2), Dst: Internet_1c:33:a1
(00:e0:4d:1c:33:a1)
Internet Protocol, Src: 192.168.2.13 (192.168.2.13), Dst: 192.168.2.20 (192.168.2.20)
User Datagram Protocol, Src Port: sip (5060), Dst Port: sip (5060)
Session Initiation Protocol
Status-Line: SIP/2.0 100 Trying
Message Header
Frame 9 (497 bytes on wire, 497 bytes captured)
Ethernet II, Src: CiscoLin_db:51:d2 (00:0e:08:db:51:d2), Dst: Internet_1c:33:a1
(00:e0:4d:1c:33:a1)
Internet Protocol, Src: 192.168.2.13 (192.168.2.13), Dst: 192.168.2.20 (192.168.2.20)
User Datagram Protocol, Src Port: sip (5060), Dst Port: sip (5060)
Session Initiation Protocol
Status-Line: SIP/2.0 180 Ringing
Message Header
Frame 10 (813 bytes on wire, 813 bytes captured)
Ethernet II, Src: CiscoLin_db:51:d2 (00:0e:08:db:51:d2), Dst: Internet_1c:33:a1
(00:e0:4d:1c:33:a1)
Internet Protocol, Src: 192.168.2.13 (192.168.2.13), Dst: 192.168.2.20 (192.168.2.20)
User Datagram Protocol, Src Port: sip (5060), Dst Port: sip (5060)
Session Initiation Protocol
Status-Line: SIP/2.0 200 OK
Message Header
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): - 15796 15796 IN IP4 192.168.2.13
Session Name (s): -
Connection Information (c): IN IP4 192.168.2.13
Connection Network Type: IN
Connection Address Type: IP4
Connection Address: 192.168.2.13
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 16436 RTP/AVP 0 101
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-15
Media Attribute (a): ptime:30
Media Attribute (a): sendrecv
Frame 11 (431 bytes on wire, 431 bytes captured)
Ethernet II, Src: Internet_1c:33:a1 (00:e0:4d:1c:33:a1), Dst: CiscoLin_db:51:d2
(00:0e:08:db:51:d2)
Internet Protocol, Src: 192.168.2.20 (192.168.2.20), Dst: 192.168.2.13 (192.168.2.13)
User Datagram Protocol, Src Port: sip (5060), Dst Port: sip (5060)
Session Initiation Protocol
Request-Line: ACK sip:[email protected]:5060 SIP/2.0
Message Header
Frame 12 (893 bytes on wire, 893 bytes captured)
Ethernet II, Src: Internet_1c:33:a1 (00:e0:4d:1c:33:a1), Dst: 00:24:97:f0:50:3c
(00:24:97:f0:50:3c)
Internet Protocol, Src: 192.168.2.20 (192.168.2.20), Dst: 192.168.2.237 (192.168.2.237)
User Datagram Protocol, Src Port: sip (5060), Dst Port: sip (5060)
Session Initiation Protocol
Status-Line: SIP/2.0 200 OK
Message Header
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): root 7519 7519 IN IP4 192.168.2.20
Session Name (s): session
Connection Information (c): IN IP4 192.168.2.20
Connection Network Type: IN
Connection Address Type: IP4
Connection Address: 192.168.2.20
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 11012 RTP/AVP 4 0 8 18 2 101
Media Attribute (a): rtpmap:4 G723/8000
Media Attribute (a): fmtp:4 annexa=no
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:18 G729/8000
Media Attribute (a): fmtp:18 annexb=no
Media Attribute (a): rtpmap:2 G726-32/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-16
Media Attribute (a): silenceSupp:off - - - -
Media Attribute (a): ptime:20
Media Attribute (a): sendrecv
