I have added schema and pcap file. Everything was explained on schema.
And debug log file of the call from 502 to 505:(both way no audio)
DEBUG LOG:
Frame 1: 816 bytes on wire (6528 bits), 816 bytes captured (6528 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (200)
Status-Line: SIP/2.0 200 OK
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK2132769211;received=10.0.0.101;rport=5068
From: “502” sip:[email protected]:5061;tag=722261138
To: sip:[email protected]:5061;tag=as053524e0
Call-ID: [email protected]
CSeq: 2 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5061
Content-Type: application/sdp
Content-Length: 279
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): root 2103222101 2103222101 IN IP4 192.168.150.94
Session Name (s): Asterisk PBX 13.8.0
Connection Information (c): IN IP4 192.168.150.94
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 15748 RTP/AVP 0 8 101
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-16
Media Attribute (a): ptime:20
Media Attribute (a): maxptime:150
Media Attribute (a): sendrecv
Frame 2: 871 bytes on wire (6968 bits), 871 bytes captured (6968 bits)
Ethernet II, Src: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 10.0.0.101 (10.0.0.101), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5068 (5068), Dst Port: 5061 (5061)
Session Initiation Protocol (INVITE)
Request-Line: INVITE sip:[email protected]:5061 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK1286145405
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061
Call-ID: [email protected]
CSeq: 1 INVITE
Contact: sip:[email protected]:5068
Content-Type: application/sdp
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER, PUBLISH, UPDATE, MESSAGE
Max-Forwards: 70
User-Agent: Yealink SIP-T28P 2.70.23.2 00:15:65:13:76:a7
Supported: replaces
Expires: 360
Allow-Events: talk,hold,conference,refer,check-sync
Content-Length: 231
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): - 20018 20018 IN IP4 10.0.0.101
Session Name (s): SDP data
Connection Information (c): IN IP4 10.0.0.101
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 11792 RTP/AVP 8 0 101
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): fmtp:101 0-15
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): ptime:20
Media Attribute (a): sendrecv
Frame 3: 538 bytes on wire (4304 bits), 538 bytes captured (4304 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK1286145405;received=10.0.0.101
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061;tag=as7dc9a55a
Call-ID: [email protected]
CSeq: 1 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
WWW-Authenticate: Digest algorithm=MD5, realm=“asterisk”, nonce=“5433be41”
Content-Length: 0
Frame 4: 299 bytes on wire (2392 bits), 299 bytes captured (2392 bits)
Ethernet II, Src: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 10.0.0.101 (10.0.0.101), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5068 (5068), Dst Port: 5061 (5061)
Session Initiation Protocol (ACK)
Request-Line: ACK sip:[email protected]:5061 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK1286145405
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061;tag=as7dc9a55a
Call-ID: [email protected]
CSeq: 1 ACK
Content-Length: 0
Frame 5: 1034 bytes on wire (8272 bits), 1034 bytes captured (8272 bits)
Ethernet II, Src: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 10.0.0.101 (10.0.0.101), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5068 (5068), Dst Port: 5061 (5061)
Session Initiation Protocol (INVITE)
Request-Line: INVITE sip:[email protected]:5061 SIP/2.0
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK875805267
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: sip:[email protected]:5068
Authorization: Digest username=“502”, realm=“asterisk”, nonce=“5433be41”, uri=“sip:[email protected]:5061”, response=“70fc88e620964aa1779c93f3e88ffce5”, algorithm=MD5
Content-Type: application/sdp
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER, PUBLISH, UPDATE, MESSAGE
Max-Forwards: 70
User-Agent: Yealink SIP-T28P 2.70.23.2 00:15:65:13:76:a7
Supported: replaces
Expires: 360
Allow-Events: talk,hold,conference,refer,check-sync
Content-Length: 231
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): - 20018 20018 IN IP4 10.0.0.101
Session Name (s): SDP data
Connection Information (c): IN IP4 10.0.0.101
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 11792 RTP/AVP 8 0 101
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): fmtp:101 0-15
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): ptime:20
Media Attribute (a): sendrecv
Frame 6: 480 bytes on wire (3840 bits), 480 bytes captured (3840 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (100)
Status-Line: SIP/2.0 100 Trying
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK875805267;received=10.0.0.101
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061
Call-ID: [email protected]
CSeq: 2 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5061
Content-Length: 0
Frame 7: 957 bytes on wire (7656 bits), 957 bytes captured (7656 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 192.168.150.100 (192.168.150.100)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5060 (5060)
Session Initiation Protocol (INVITE)
Request-Line: INVITE sip:[email protected]:5060 SIP/2.0
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK2342cb41
Max-Forwards: 70
From: “502” sip:[email protected]:5061;tag=as5aeeaa0f
To: sip:[email protected]:5060
Contact: sip:[email protected]:5061
Call-ID: [email protected]:5061
CSeq: 102 INVITE
User-Agent: FPBX-13.0.99(13.8.0)
Date: Mon, 27 Jun 2016 06:48:27 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Content-Type: application/sdp
Content-Length: 331
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): root 483792126 483792126 IN IP4 192.168.150.94
Session Name (s): Asterisk PBX 13.8.0
Connection Information (c): IN IP4 192.168.150.94
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 15580 RTP/AVP 0 8 3 111 101
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:3 GSM/8000
Media Attribute (a): rtpmap:111 G726-32/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-16
Media Attribute (a): ptime:20
Media Attribute (a): maxptime:150
Media Attribute (a): sendrecv
Frame 8: 496 bytes on wire (3968 bits), 496 bytes captured (3968 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (180)
Status-Line: SIP/2.0 180 Ringing
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK875805267;received=10.0.0.101
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061;tag=as2f9da34a
Call-ID: [email protected]
CSeq: 2 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5061
Content-Length: 0
Frame 9: 406 bytes on wire (3248 bits), 406 bytes captured (3248 bits)
Ethernet II, Src: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 192.168.150.100 (192.168.150.100), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5061 (5061)
Session Initiation Protocol (100)
Status-Line: SIP/2.0 100 Trying
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK2342cb41
From: “502” sip:[email protected]:5061;tag=as5aeeaa0f
To: sip:[email protected]:5060
Call-ID: [email protected]:5061
CSeq: 102 INVITE
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REFER, NOTIFY, INFO, PRACK, UPDATE, MESSAGE
Content-Length: 0
Frame 10: 523 bytes on wire (4184 bits), 523 bytes captured (4184 bits)
Ethernet II, Src: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 192.168.150.100 (192.168.150.100), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5061 (5061)
Session Initiation Protocol (180)
Status-Line: SIP/2.0 180 Ringing
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK2342cb41
From: “502” sip:[email protected]:5061;tag=as5aeeaa0f
To: sip:[email protected]:5060;tag=2423123428
Call-ID: [email protected]:5061
CSeq: 102 INVITE
Contact: sip:[email protected]:5060
User-Agent: Tesan E52/E52P 2.3.233.129
Allow-Events: talk
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REFER, NOTIFY, INFO, PRACK, UPDATE, MESSAGE
Content-Length: 0
Frame 11: 496 bytes on wire (3968 bits), 496 bytes captured (3968 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (180)
Status-Line: SIP/2.0 180 Ringing
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK875805267;received=10.0.0.101
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061;tag=as2f9da34a
Call-ID: [email protected]
CSeq: 2 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5061
Content-Length: 0
Frame 12: 562 bytes on wire (4496 bits), 562 bytes captured (4496 bits)
Ethernet II, Src: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 192.168.150.100 (192.168.150.100), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5061 (5061)
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:192.168.150.94 SIP/2.0
Message Header
Via: SIP/2.0/UDP 192.168.150.100:5060;branch=z9hG4bK24249260691615630080
From: 505 sip:[email protected]:5061;tag=3043430365
To: 505 sip:[email protected]:5061
Call-ID: [email protected]
CSeq: 17 REGISTER
Contact: sip:[email protected]:5060
Max-Forwards: 70
Expires: 100
Supported: path
User-Agent: Tesan E52/E52P 2.3.233.129
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REFER, NOTIFY, INFO, PRACK, UPDATE, MESSAGE
Content-Length: 0
Frame 13: 600 bytes on wire (4800 bits), 600 bytes captured (4800 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 192.168.150.100 (192.168.150.100)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5060 (5060)
Session Initiation Protocol (401)
Status-Line: SIP/2.0 401 Unauthorized
Message Header
Via: SIP/2.0/UDP 192.168.150.100:5060;branch=z9hG4bK24249260691615630080;received=192.168.150.100
From: 505 sip:[email protected]:5061;tag=3043430365
To: 505 sip:[email protected]:5061;tag=as69a16cd5
Call-ID: [email protected]
CSeq: 17 REGISTER
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
WWW-Authenticate: Digest algorithm=MD5, realm=“asterisk”, nonce=“53e2cff5”
Content-Length: 0
Frame 14: 721 bytes on wire (5768 bits), 721 bytes captured (5768 bits)
Ethernet II, Src: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 192.168.150.100 (192.168.150.100), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5061 (5061)
Session Initiation Protocol (REGISTER)
Request-Line: REGISTER sip:192.168.150.94 SIP/2.0
Message Header
Via: SIP/2.0/UDP 192.168.150.100:5060;branch=z9hG4bK2290188962895030383
From: 505 sip:[email protected]:5061;tag=3043430365
To: 505 sip:[email protected]:5061
Call-ID: [email protected]
CSeq: 18 REGISTER
Contact: sip:[email protected]:5060
Authorization: Digest username=“505”, realm=“asterisk”, nonce=“53e2cff5”, uri=“sip:192.168.150.94”, response=“73f89317794e5339c143cd3cf75dc295”, algorithm=MD5
Max-Forwards: 70
Expires: 100
Supported: path
User-Agent: Tesan E52/E52P 2.3.233.129
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REFER, NOTIFY, INFO, PRACK, UPDATE, MESSAGE
Content-Length: 0
Frame 15: 607 bytes on wire (4856 bits), 607 bytes captured (4856 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 192.168.150.100 (192.168.150.100)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5060 (5060)
Session Initiation Protocol (OPTIONS)
Request-Line: OPTIONS sip:[email protected]:5060 SIP/2.0
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK5b551acc
Max-Forwards: 70
From: “Unknown” sip:[email protected]:5061;tag=as2b670005
To: sip:[email protected]:5060
Contact: sip:[email protected]:5061
Call-ID: [email protected]:5061
CSeq: 102 OPTIONS
User-Agent: FPBX-13.0.99(13.8.0)
Date: Mon, 27 Jun 2016 06:48:28 GMT
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Content-Length: 0
Frame 16: 617 bytes on wire (4936 bits), 617 bytes captured (4936 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 192.168.150.100 (192.168.150.100)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5060 (5060)
Session Initiation Protocol (200)
Status-Line: SIP/2.0 200 OK
Message Header
Via: SIP/2.0/UDP 192.168.150.100:5060;branch=z9hG4bK2290188962895030383;received=192.168.150.100
From: 505 sip:[email protected]:5061;tag=3043430365
To: 505 sip:[email protected]:5061;tag=as69a16cd5
Call-ID: [email protected]
CSeq: 18 REGISTER
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Expires: 100
Contact: sip:[email protected]:5060;expires=100
Date: Mon, 27 Jun 2016 06:48:28 GMT
Content-Length: 0
Frame 17: 568 bytes on wire (4544 bits), 568 bytes captured (4544 bits)
Ethernet II, Src: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 192.168.150.100 (192.168.150.100), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5061 (5061)
Session Initiation Protocol (200)
Status-Line: SIP/2.0 200 OK
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK5b551acc
From: “Unknown” sip:[email protected]:5061;tag=as2b670005
To: sip:[email protected]:5060;tag=884816453
Call-ID: [email protected]:5061
CSeq: 102 OPTIONS
Contact: sip:[email protected]:5060
Supported: 100rel, replaces, timer
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REFER, NOTIFY, INFO, PRACK, UPDATE, MESSAGE
Accept: application/sdp, message/sipfrag, application/dtmf-relay
Content-Length: 0
Frame 18: 816 bytes on wire (6528 bits), 816 bytes captured (6528 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (200)
Status-Line: SIP/2.0 200 OK
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK2132769211;received=10.0.0.101;rport=5068
From: “502” sip:[email protected]:5061;tag=722261138
To: sip:[email protected]:5061;tag=as053524e0
Call-ID: [email protected]
CSeq: 2 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5061
Content-Type: application/sdp
Content-Length: 279
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): root 2103222101 2103222101 IN IP4 192.168.150.94
Session Name (s): Asterisk PBX 13.8.0
Connection Information (c): IN IP4 192.168.150.94
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 15748 RTP/AVP 0 8 101
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-16
Media Attribute (a): ptime:20
Media Attribute (a): maxptime:150
Media Attribute (a): sendrecv
Frame 19: 845 bytes on wire (6760 bits), 845 bytes captured (6760 bits)
Ethernet II, Src: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2), Dst: HewlettP_c5:07:28 (34:64:a9:c5:07:28)
Internet Protocol Version 4, Src: 192.168.150.100 (192.168.150.100), Dst: 192.168.150.94 (192.168.150.94)
User Datagram Protocol, Src Port: 5060 (5060), Dst Port: 5061 (5061)
Session Initiation Protocol (200)
Status-Line: SIP/2.0 200 OK
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK2342cb41
From: “502” sip:[email protected]:5061;tag=as5aeeaa0f
To: sip:[email protected]:5060;tag=2423123428
Call-ID: [email protected]:5061
CSeq: 102 INVITE
Contact: sip:[email protected]:5060
Supported: 100rel, replaces, timer
User-Agent: Tesan E52/E52P 2.3.233.129
Allow: INVITE, ACK, OPTIONS, BYE, CANCEL, REFER, NOTIFY, INFO, PRACK, UPDATE, MESSAGE
Content-Type: application/sdp
Content-Length: 278
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): 505 2123810497 1344016749 IN IP4 192.168.150.100
Session Name (s): A conversation
Connection Information (c): IN IP4 192.168.150.100
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 10000 RTP/AVP 0 8 111 101
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:111 G726-32/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-15
Media Attribute (a): sendrecv
Frame 20: 445 bytes on wire (3560 bits), 445 bytes captured (3560 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: 00:a8:59:d1:9e:b2 (00:a8:59:d1:9e:b2)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 192.168.150.100 (192.168.150.100)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5060 (5060)
Session Initiation Protocol (ACK)
Request-Line: ACK sip:[email protected]:5060 SIP/2.0
Message Header
Via: SIP/2.0/UDP 192.168.150.94:5061;branch=z9hG4bK6ca232d5
Max-Forwards: 70
From: “502” sip:[email protected]:5061;tag=as5aeeaa0f
To: sip:[email protected]:5060;tag=2423123428
Contact: sip:[email protected]:5061
Call-ID: [email protected]:5061
CSeq: 102 ACK
User-Agent: FPBX-13.0.99(13.8.0)
Content-Length: 0
Frame 21: 801 bytes on wire (6408 bits), 801 bytes captured (6408 bits)
Ethernet II, Src: HewlettP_c5:07:28 (34:64:a9:c5:07:28), Dst: Shenzhen_b5:83:52 (ac:a2:13:b5:83:52)
Internet Protocol Version 4, Src: 192.168.150.94 (192.168.150.94), Dst: 10.0.0.101 (10.0.0.101)
User Datagram Protocol, Src Port: 5061 (5061), Dst Port: 5068 (5068)
Session Initiation Protocol (200)
Status-Line: SIP/2.0 200 OK
Message Header
Via: SIP/2.0/UDP 10.0.0.101:5068;branch=z9hG4bK875805267;received=10.0.0.101
From: “502” sip:[email protected]:5061;tag=240917808
To: sip:[email protected]:5061;tag=as2f9da34a
Call-ID: [email protected]
CSeq: 2 INVITE
Server: FPBX-13.0.99(13.8.0)
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, PUBLISH, MESSAGE
Supported: replaces, timer
Contact: sip:[email protected]:5061
Content-Type: application/sdp
Content-Length: 277
Message Body
Session Description Protocol
Session Description Protocol Version (v): 0
Owner/Creator, Session Id (o): root 475372099 475372099 IN IP4 192.168.150.94
Session Name (s): Asterisk PBX 13.8.0
Connection Information (c): IN IP4 192.168.150.94
Time Description, active time (t): 0 0
Media Description, name and address (m): audio 15938 RTP/AVP 0 8 101
Media Attribute (a): rtpmap:0 PCMU/8000
Media Attribute (a): rtpmap:8 PCMA/8000
Media Attribute (a): rtpmap:101 telephone-event/8000
Media Attribute (a): fmtp:101 0-16
Media Attribute (a): ptime:20
Media Attribute (a): maxptime:150
Media Attribute (a): sendrecv