root@ion:~# tcpdump -vni any -s0 port 5060
tcpdump: listening on any, link-type LINUX_SLL (Linux cooked), capture size 262144 bytes
16:59:12.275354 IP (tos 0x0, ttl 64, id 31441, offset 0, flags [none], proto UDP (17), length 786)
192.168.2.203.47831 > 192.168.1.2.5060: SIP, length: 758
INVITE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK38124
Max-Forwards: 70
To: <sip:[email protected]>
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 1 INVITE
Contact: <sip:[email protected]:47831>
Expires: 300
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Min-SE: 90
Session-Expires: 600;refresher=uas
Content-Length: 261
Content-Type: application/sdp
v=0
[email protected] 0 0 IN IP4 192.168.2.203
s=Session SIP/SDP
c=IN IP4 192.168.2.203
t=0 0
m=audio 21000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
16:59:12.275475 IP (tos 0x0, ttl 63, id 31441, offset 0, flags [none], proto UDP (17), length 786)
192.168.1.1.47831 > 192.168.1.2.5060: SIP, length: 758
INVITE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK38124
Max-Forwards: 70
To: <sip:[email protected]>
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 1 INVITE
Contact: <sip:[email protected]:47831>
Expires: 300
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Min-SE: 90
Session-Expires: 600;refresher=uas
Content-Length: 261
Content-Type: application/sdp
v=0
[email protected] 0 0 IN IP4 192.168.2.203
s=Session SIP/SDP
c=IN IP4 192.168.2.203
t=0 0
m=audio 21000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
16:59:12.280599 IP (tos 0x68, ttl 64, id 45623, offset 0, flags [none], proto UDP (17), length 428)
192.168.1.2.5060 > 192.168.1.1.47831: SIP, length: 400
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK38124;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=3E3FC57046A89E0F
Call-ID: [email protected]
CSeq: 1 INVITE
WWW-Authenticate: Digest realm="fritz.box", nonce="B65E82B548752137"
User-Agent: FRITZ!OS
Content-Length: 0
16:59:12.280672 IP (tos 0x68, ttl 63, id 45623, offset 0, flags [none], proto UDP (17), length 428)
192.168.1.2.5060 > 192.168.2.203.47831: SIP, length: 400
SIP/2.0 401 Unauthorized
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK38124;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=3E3FC57046A89E0F
Call-ID: [email protected]
CSeq: 1 INVITE
WWW-Authenticate: Digest realm="fritz.box", nonce="B65E82B548752137"
User-Agent: FRITZ!OS
Content-Length: 0
16:59:12.285318 IP (tos 0x0, ttl 64, id 31443, offset 0, flags [none], proto UDP (17), length 394)
192.168.2.203.47831 > 192.168.1.2.5060: SIP, length: 366
ACK sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK38124
Max-Forwards: 70
To: <sip:[email protected]>;tag=3E3FC57046A89E0F
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 1 ACK
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Content-Length: 0
16:59:12.285397 IP (tos 0x0, ttl 63, id 31443, offset 0, flags [none], proto UDP (17), length 394)
192.168.1.1.47831 > 192.168.1.2.5060: SIP, length: 366
ACK sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK38124
Max-Forwards: 70
To: <sip:[email protected]>;tag=3E3FC57046A89E0F
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 1 ACK
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Content-Length: 0
16:59:12.287511 IP (tos 0x0, ttl 64, id 31444, offset 0, flags [none], proto UDP (17), length 961)
192.168.2.203.47831 > 192.168.1.2.5060: SIP, length: 933
INVITE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK81346
Max-Forwards: 70
To: <sip:[email protected]>
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]:47831>
Expires: 300
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Min-SE: 90
Session-Expires: 600;refresher=uas
Authorization: Digest username="Mi_A1-lbP864Us", realm="fritz.box", nonce="B65E82B548752137", uri="sip:[email protected]", response="c20ccc0fc64ffea65ed84e6436f8c50a"
Content-Length: 261
Content-Type: application/sdp
v=0
[email protected] 0 0 IN IP4 192.168.2.203
s=Session SIP/SDP
c=IN IP4 192.168.2.203
t=0 0
m=audio 21000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
16:59:12.287547 IP (tos 0x0, ttl 63, id 31444, offset 0, flags [none], proto UDP (17), length 961)
192.168.1.1.47831 > 192.168.1.2.5060: SIP, length: 933
INVITE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK81346
Max-Forwards: 70
To: <sip:[email protected]>
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]:47831>
Expires: 300
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Min-SE: 90
Session-Expires: 600;refresher=uas
Authorization: Digest username="Mi_A1-lbP864Us", realm="fritz.box", nonce="B65E82B548752137", uri="sip:[email protected]", response="c20ccc0fc64ffea65ed84e6436f8c50a"
Content-Length: 261
Content-Type: application/sdp
v=0
[email protected] 0 0 IN IP4 192.168.2.203
s=Session SIP/SDP
c=IN IP4 192.168.2.203
t=0 0
m=audio 21000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
16:59:12.309934 IP (tos 0x68, ttl 64, id 45626, offset 0, flags [none], proto UDP (17), length 365)
192.168.1.2.5060 > 192.168.1.1.47831: SIP, length: 337
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK81346;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>
Call-ID: [email protected]
CSeq: 2 INVITE
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Content-Length: 0
16:59:12.309983 IP (tos 0x68, ttl 63, id 45626, offset 0, flags [none], proto UDP (17), length 365)
192.168.1.2.5060 > 192.168.2.203.47831: SIP, length: 337
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK81346;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>
Call-ID: [email protected]
CSeq: 2 INVITE
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Content-Length: 0
16:59:12.354184 IP (tos 0x68, ttl 64, id 45628, offset 0, flags [none], proto UDP (17), length 760)
192.168.1.2.5060 > 192.168.1.1.47831: SIP, length: 732
SIP/2.0 183 Session Progress
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK81346;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=973E785FE49F9C1D
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]>
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Content-Type: application/sdp
Content-Length: 271
v=0
o=user 266168 266168 IN IP4 192.168.1.2
s=Session SIP/SDP
c=IN IP4 192.168.1.2
t=0 0
m=audio 50000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
a=rtcp:50001
16:59:12.354233 IP (tos 0x68, ttl 63, id 45628, offset 0, flags [none], proto UDP (17), length 760)
192.168.1.2.5060 > 192.168.2.203.47831: SIP, length: 732
SIP/2.0 183 Session Progress
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK81346;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=973E785FE49F9C1D
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]>
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Content-Type: application/sdp
Content-Length: 271
v=0
o=user 266168 266168 IN IP4 192.168.1.2
s=Session SIP/SDP
c=IN IP4 192.168.1.2
t=0 0
m=audio 50000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
a=rtcp:50001
16:59:16.929365 IP (tos 0x68, ttl 64, id 45747, offset 0, flags [none], proto UDP (17), length 1029)
192.168.1.2.5060 > 192.168.1.1.47831: SIP, length: 1001
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK81346;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=973E785FE49F9C1D
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]>
Session-Expires: 600;refresher=uas
Min-SE: 90
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Supported: 100rel,replaces,timer
Allow-Events: telephone-event,refer
Allow: INVITE,ACK,OPTIONS,CANCEL,BYE,UPDATE,PRACK,INFO,SUBSCRIBE,NOTIFY,REFER,MESSAGE,PUBLISH
Content-Type: application/sdp
Accept: application/sdp, multipart/mixed
Accept-Encoding: identity
Content-Length: 271
v=0
o=user 266168 266168 IN IP4 192.168.1.2
s=Session SIP/SDP
c=IN IP4 192.168.1.2
t=0 0
m=audio 50000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
a=rtcp:50001
16:59:16.929453 IP (tos 0x68, ttl 63, id 45747, offset 0, flags [none], proto UDP (17), length 1029)
192.168.1.2.5060 > 192.168.2.203.47831: SIP, length: 1001
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK81346;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=973E785FE49F9C1D
Call-ID: [email protected]
CSeq: 2 INVITE
Contact: <sip:[email protected]>
Session-Expires: 600;refresher=uas
Min-SE: 90
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Supported: 100rel,replaces,timer
Allow-Events: telephone-event,refer
Allow: INVITE,ACK,OPTIONS,CANCEL,BYE,UPDATE,PRACK,INFO,SUBSCRIBE,NOTIFY,REFER,MESSAGE,PUBLISH
Content-Type: application/sdp
Accept: application/sdp, multipart/mixed
Accept-Encoding: identity
Content-Length: 271
v=0
o=user 266168 266168 IN IP4 192.168.1.2
s=Session SIP/SDP
c=IN IP4 192.168.1.2
t=0 0
m=audio 50000 RTP/AVP 9 8 0 101
a=rtpmap:9 G722/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv
a=rtcp:50001
16:59:17.062771 IP (tos 0x0, ttl 64, id 31801, offset 0, flags [none], proto UDP (17), length 476)
192.168.2.203.47831 > 192.168.1.2.5060: SIP, length: 448
ACK sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK22483
Max-Forwards: 70
To: <sip:[email protected]>;tag=973E785FE49F9C1D
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 2 ACK
Contact: <sip:[email protected]:47831>
Expires: 300
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Content-Length: 0
16:59:17.062817 IP (tos 0x0, ttl 63, id 31801, offset 0, flags [none], proto UDP (17), length 476)
192.168.1.1.47831 > 192.168.1.2.5060: SIP, length: 448
ACK sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK22483
Max-Forwards: 70
To: <sip:[email protected]>;tag=973E785FE49F9C1D
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 2 ACK
Contact: <sip:[email protected]:47831>
Expires: 300
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Content-Length: 0
16:59:42.267509 IP (tos 0x0, ttl 64, id 33579, offset 0, flags [none], proto UDP (17), length 411)
192.168.2.203.47831 > 192.168.1.2.5060: SIP, length: 383
BYE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK50053
Max-Forwards: 70
To: <sip:[email protected]>;tag=973E785FE49F9C1D
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 3 BYE
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Content-Length: 0
16:59:42.267593 IP (tos 0x0, ttl 63, id 33579, offset 0, flags [none], proto UDP (17), length 411)
192.168.1.1.47831 > 192.168.1.2.5060: SIP, length: 383
BYE sip:[email protected] SIP/2.0
Via: SIP/2.0/UDP 192.168.2.203:47831;rport;branch=z9hG4bK50053
Max-Forwards: 70
To: <sip:[email protected]>;tag=973E785FE49F9C1D
From: <sip:[email protected]>;tag=z9hG4bK28775328
Call-ID: [email protected]
CSeq: 3 BYE
Supported: timer
User-Agent: FRITZApp/1.90.10/Mi A1
Content-Length: 0
16:59:42.276766 IP (tos 0x68, ttl 64, id 45784, offset 0, flags [none], proto UDP (17), length 713)
192.168.1.2.5060 > 192.168.1.1.47831: SIP, length: 685
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK50053;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=973E785FE49F9C1D
Call-ID: [email protected]
CSeq: 3 BYE
X-RTP-Stat: CS=0;PS=2123;ES=1496;OS=194016;SP=0/0;SO=0;QS=-;PR=0;ER=1496;OR=0;CR=0;SR=0;QR=-;PL=0,0;BL=0;LS=0;RB=0/0;SB=0/0;EN=G722;DE=;JI=0,0;DL=0,0,0;IP=192.168.1.2:50000,192.168.2.203:21000
X-RTP-Stat-Add: DQ=0;DSS=0;DS=0;PLCS=0;JS=0
X-SIP-Stat: DRT=0;IR=0
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Supported: 100rel,replaces,timer
Allow-Events: telephone-event,refer
Content-Length: 0
16:59:42.276837 IP (tos 0x68, ttl 63, id 45784, offset 0, flags [none], proto UDP (17), length 713)
192.168.1.2.5060 > 192.168.2.203.47831: SIP, length: 685
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.2.203:47831;rport=47831;branch=z9hG4bK50053;received=192.168.1.1
From: <sip:[email protected]>;tag=z9hG4bK28775328
To: <sip:[email protected]>;tag=973E785FE49F9C1D
Call-ID: [email protected]
CSeq: 3 BYE
X-RTP-Stat: CS=0;PS=2123;ES=1496;OS=194016;SP=0/0;SO=0;QS=-;PR=0;ER=1496;OR=0;CR=0;SR=0;QR=-;PL=0,0;BL=0;LS=0;RB=0/0;SB=0/0;EN=G722;DE=;JI=0,0;DL=0,0,0;IP=192.168.1.2:50000,192.168.2.203:21000
X-RTP-Stat-Add: DQ=0;DSS=0;DS=0;PLCS=0;JS=0
X-SIP-Stat: DRT=0;IR=0
User-Agent: AVM FRITZ!Box 7490 113.07.21 (Sep 3 2020)
Supported: 100rel,replaces,timer
Allow-Events: telephone-event,refer
Content-Length: 0