Hi,
My kamailio and application server are with Public IPs so the system uses nathelper
without RTPProxy. It works with the eyebeam behind the ADSL router, but I cannot hear any
voice ( ethereal capture on the PC shows no RTP from the application server) when try it
in a Hotel or with a 3G data card. Below is the SIP messages for the issue, is there
anyway can fix the issuse?
============Start===========================
UAC ----> NAT/Firewall(FW)
INVITE sip:0216666@210.x.y.15 SIP/2.0
Via: SIP/2.0/UDP
172.16.114.1:51828;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport
Max-Forwards: 70
Contact: <sip:2001@172.16.114.1:12461>
To: "videoConf"<sip:0216666@210.x.y.15>
From: "2001"<sip:2001@210.x.y.15>;tag=db06e72d
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
CSeq: 1 INVITE
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO
Content-Type: application/sdp
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 230
v=0
o=- 7 2 IN IP4 172.16.114.1
s=CounterPath eyeBeam 1.5
c=IN IP4 172.16.114.1
t=0 0
m=audio 27384 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
a=sendrecv
NAT/FW ---> Kamailio(KAM)
INVITE sip:0216666@210.x.y.15 SIP/2.0
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@113.108.Z.1:12302>;tag=db06e72d
To: "videoConf"<sip:0216666@210.x.y.15>
CSeq: 1 INVITE
Max-Forwards: 70
Contact: <sip:2001@113.108.Z.1:13202>
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,REFER,NOTIFY,MESSAGE,SUBSCRIBE,INFO
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 230
Content-Type: application/sdp
v=0
o=- 7 2 IN IP4 172.16.114.1
s=CounterPath eyeBeam 1.5
c=IN IP4 113.108.Z.1
t=0 0
m=audio 14794 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
a=sendrecv
NAT/FW ---> Kamailio(KAM)
INVITE sip:0216666@210.x.y.15 SIP/2.0
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@113.108.Z.1:12302>;tag=db06e72d
To: "videoConf"<sip:0216666@210.x.y.15>
CSeq: 1 INVITE
Max-Forwards: 70
Contact: <sip:2001@113.108.Z.1:13202>
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,REFER,NOTIFY,MESSAGE,SUBSCRIBE,INFO
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 230
Content-Type: application/sdp
v=0
o=- 7 2 IN IP4 172.16.114.1
s=CounterPath eyeBeam 1.5
c=IN IP4 113.108.Z.1
t=0 0
m=audio 14794 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
a=sendrecv
SIP/2.0 100 trying -- your call is important to us
Via: SIP/2.0/UDP
172.16.114.1:51828;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport=12461
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@210.x.y.15:5060>;tag=db06e72d
To: "videoConf"<sip:0216666@210.x.y.15>
CSeq: 1 INVITE
Server: kamailio (3.0.2 (sparc64/solaris))
Content-Length: 0
KAM ---> AS
INVITE sip:0216666@210.x.y.3:5060 SIP/2.0
Record-Route: <sip:210.x.y.15;lr=on;nat=yes>
Via: SIP/2.0/UDP 210.x.y.15;branch=z9hG4bK316e.08d5.0
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport=12461
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@113.108.Z.1:12302>;tag=db06e72d
To: "videoConf"<sip:0216666@210.x.y.15>
CSeq: 1 INVITE
Max-Forwards: 69
Contact: <sip:2001@113.108.Z.1:12461>
Allow: INVITE,ACK,CANCEL,OPTIONS,BYE,REFER,NOTIFY,MESSAGE,SUBSCRIBE,INFO
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 257
Content-Type: application/sdp
v=0
o=- 7 2 IN IP4 113.108.Z.1
s=CounterPath eyeBeam 1.5
c=IN IP4 113.108.Z.1
t=0 0
m=audio 14794 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
a=sendrecv
a=oldmediaip:172.16.114.1
KAM ---> NAT/FW
SIP/2.0 180 Ringing
Via: SIP/2.0/UDP
172.16.114.1:51828;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport=12461
Record-Route: <sip:210.x.y.15;lr;nat=yes>
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@210.x.y.15:5060>;tag=db06e72d
To:
"videoConf"<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
CSeq: 1 INVITE
Allow: INVITE,ACK,BYE,CANCEL,PRACK,NOTIFY,INFO,OPTIONS,UPDATE
Supported: 100rel,timer,precondition
Contact: <sip:0216666@210.x.y.3:5060;transport=udp>
Content-Length: 0
AS ---> KAM
SIP/2.0 200 Ok
Via: SIP/2.0/UDP 210.x.y.15;branch=z9hG4bK316e.08d5.0
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport=12461
Record-Route: <sip:210.x.y.15;lr=on;nat=yes>
To: "videoConf"
<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
From: "2001" <sip:2001@113.108.Z.1:12302>;tag=db06e72d
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
CSeq: 1 INVITE
Content-Length: 222
Content-Type: application/sdp
Session-Expires: 1800;refresher=uas
Require: timer
Allow: INVITE,ACK,BYE,CANCEL,PRACK,NOTIFY,INFO,OPTIONS,UPDATE
Supported: 100rel, timer,precondition
Contact: <sip:0216666@210.x.y.3:5060;transport=udp>
v=0
o=- 15638 1276800468 IN IP4 210.x.y.8
s=-
c=IN IP4 210.x.y.11
t=0 0
m=audio 30654 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=ptime:20
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
KAM -----> NAT/FW
SIP/2.0 200 Ok
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport=12461
Record-Route: <sip:210.x.y.15;lr=on;nat=yes>
To: "videoConf"
<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
From: "2001" <sip:2001@113.108.Z.1:12302>;tag=db06e72d
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
CSeq: 1 INVITE
Content-Length: 222
Content-Type: application/sdp
Session-Expires: 1800;refresher=uas
Require: timer
Allow: INVITE,ACK,BYE,CANCEL,PRACK,NOTIFY,INFO,OPTIONS,UPDATE
Supported: 100rel, timer,precondition
Contact: <sip:0216666@210.x.y.3:5060;transport=udp>
v=0
o=- 15638 1276800468 IN IP4 210.x.y.8
s=-
c=IN IP4 210.x.y.11
t=0 0
m=audio 30654 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=ptime:20
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
NAT/FW ----> UAC
SIP/2.0 200 Ok
Via: SIP/2.0/UDP
172.16.114.1:51828;branch=z9hG4bK-d8754z-3870be05b936bf38-1---d8754z-;rport=12461
Record-Route: <sip:210.x.y.15;lr;nat=yes>
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@210.x.y.15:5060>;tag=db06e72d
To:
"videoConf"<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
CSeq: 1 INVITE
Session-Expires: 1800;refresher=uas
Require: timer
Allow: INVITE,ACK,BYE,CANCEL,PRACK,NOTIFY,INFO,OPTIONS,UPDATE
Supported: 100rel,timer,precondition
Contact: <sip:0216666@210.x.y.3:5060;transport=udp>
Content-Length: 222
Content-Type: application/sdp
v=0
o=- 15638 1276800468 IN IP4 210.x.y.8
s=-
c=IN IP4 210.x.y.11
t=0 0
m=audio 30654 RTP/AVP 18 101
a=fmtp:18 annexb=yes
a=fmtp:101 0-15
a=ptime:20
a=rtpmap:18 G729/8000
a=rtpmap:101 telephone-event/8000
UAC ---> NAT/FW
ACK sip:0216666@210.x.y.3:5060;transport=udp SIP/2.0
Via: SIP/2.0/UDP
172.16.114.1:51828;branch=z9hG4bK-d8754z-ff50226f4e20b91c-1---d8754z-;rport
Max-Forwards: 70
Route: <sip:210.x.y.15;lr;nat=yes>
Contact: <sip:2001@172.16.114.1:12461>
To:
"videoConf"<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
From: "2001"<sip:2001@210.x.y.15:5060>;tag=db06e72d
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
CSeq: 1 ACK
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 0
NAT/FW ----> KAM
ACK sip:0216666@210.x.y.3:5060;transport=udp SIP/2.0
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-ff50226f4e20b91c-1---d8754z-;rport
Route: <sip:210.x.y.15;lr;nat=yes>
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@113.108.Z.1:12302>;tag=db06e72d
To:
"videoConf"<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
CSeq: 1 ACK
Max-Forwards: 70
Contact: <sip:2001@113.108.Z.1:13202>
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 0
KAM ----> AS
ACK sip:0216666@210.x.y.3:5060;transport=udp SIP/2.0
Via: SIP/2.0/UDP 210.x.y.15;branch=0
Via: SIP/2.0/UDP
113.108.Z.1:13945;branch=z9hG4bK-d8754z-ff50226f4e20b91c-1---d8754z-;rport=12461
Call-ID: NzYwMzhjOTc5NWJlY2Q5YzFiN2JlZGNjNDlkNzMyNmU.
From: "2001"<sip:2001@113.108.Z.1:12302>;tag=db06e72d
To:
"videoConf"<sip:0216666@210.x.y.15>;tag=a72e08e3-09d3-4cd2-a0d2-d33113440310
CSeq: 1 ACK
Max-Forwards: 69
Contact: <sip:2001@113.108.Z.1:12461>
User-Agent: eyeBeam release 1102q stamp 51814
Content-Length: 0
==============End================
Thanks,
Kevin
_________________________________________________________________
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