[Serusers] why would a client behave differently for nat onoutbound as opposed to inbound
Greger V. Teigre
greger at teigre.com
Tue Apr 5 14:14:12 CEST 2005
I cannot really say. How do you test incoming INVITEs in ser.cfg?
g-)
Iqbal wrote:
> Hi
>
> Thats wat i thought, but since the same ser.cfg is being used :-) why
> wouldnt HT be proxied, surely the ser.cfg reads the INVITE and
> processes it the same for HT and for xlite, why would it differ based
> on the client used.
>
> Iqbal
>
> Greger V. Teigre wrote:
>
>> Ok, this is what I see (assuming you *want* to proxy the call) :
>> - HT is not proxied. This means that your ser.cfg does not detect the
>> private address in the SDP and the SDP payload is not rewritten in an
>> incoming INVITE (use_media_proxy() was not called). Have a look at
>> the code detecting NAT for INVITEs.
>> - Xlite is proxied, so you correctly detect the NAT in the
>> onreply_route. g-)
>>
>> Iqbal wrote:
>>
>>> Hi
>>>
>>> Heres the trace
>>>
>>> NOTE : Internal IP are exactly how they are, external been search
>>> and replaced. Taken using ngrep
>>>
>>> ----------
>>> ###########
>>> U 2005/04/03 16:14:47.352103 223.78.240.109:1024 ->
>>> 201.218.150.25:5060 INVITE sip:040600 at sip.domain.com SIP/2.0.
>>> Via: SIP/2.0/UDP 192.168.20.3;branch=z9hG4bK6afda005df28ce2f.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>.
>>> Contact: <sip:040618 at 192.168.20.3>.
>>> Supported: replaces.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15178 INVITE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 70.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Type: application/sdp.
>>> Content-Length: 340.
>>> .
>>> v=0.
>>> o=040618 8000 0 IN IP4 192.168.20.3.
>>> s=SIP Call.
>>> c=IN IP4 192.168.20.3.
>>> t=0 0.
>>> m=audio 5004 RTP/AVP 0 8 4 18 2 15 99.
>>> a=sendrecv.
>>> a=rtpmap:0 PCMU/8000/3.
>>> a=rtpmap:8 PCMA/8000/3.
>>> a=rtpmap:4 G723/8000/3.
>>> a=rtpmap:18 G729/8000/3.
>>> a=rtpmap:2 G726-32/8000/3.
>>> a=rtpmap:15 G728/8000/3.
>>> a=rtpmap:99 iLBC/8000/3.
>>> a=fmtp:99 mode=20.
>>> a=ptime:20.
>>>
>>> #
>>> U 2005/04/03 16:14:47.390154 201.218.150.25:5060 ->
>>> 223.78.240.109:1024 SIP/2.0 407 Proxy Authentication Required.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;branch=z9hG4bK6afda005df28ce2f;rport=1024;received=223.78.240.109.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To:
>>> <sip:040600 at sip.domain.com>;tag=bde2d0f39a3c31098b0c0a337d26256c.5b34.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15178 INVITE.
>>> Proxy-Authenticate: Digest realm="sip.domain.com",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed".
>>> Content-Length: 0.
>>> Warning: 392 201.218.150.25:5060 "Noisy feedback tells: pid=2783
>>> req_src_ip=223.78.240.109 req_src_port=1024
>>> in_uri=sip:040600 at sip.domain.com
>>> out_uri=sip:040600 at 223.78.240.109:5060 via_cnt==1".
>>> .
>>>
>>> #
>>> U 2005/04/03 16:14:47.439305 223.78.240.109:1024 ->
>>> 201.218.150.25:5060 ACK sip:040600 at sip.domain.com SIP/2.0.
>>> Via: SIP/2.0/UDP 192.168.20.3;branch=z9hG4bK6afda005df28ce2f.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To:
>>> <sip:040600 at sip.domain.com>;tag=bde2d0f39a3c31098b0c0a337d26256c.5b34.
>>> Contact: <sip:040618 at 192.168.20.3>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15178 ACK.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 70.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:14:47.479407 223.78.240.109:1024 ->
>>> 201.218.150.25:5060 INVITE sip:040600 at sip.domain.com SIP/2.0.
>>> Via: SIP/2.0/UDP 192.168.20.3;branch=z9hG4bK1884d89b14226d43.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>.
>>> Contact: <sip:040618 at 192.168.20.3>.
>>> Supported: replaces.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at sip.domain.com",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="d4573559ec2e355755de825d8afb4a1f".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 70.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Type: application/sdp.
>>> Content-Length: 340.
>>> .
>>> v=0.
>>> o=040618 8000 1 IN IP4 192.168.20.3.
>>> s=SIP Call.
>>> c=IN IP4 192.168.20.3.
>>> t=0 0.
>>> m=audio 5004 RTP/AVP 0 8 4 18 2 15 99.
>>> a=sendrecv.
>>> a=rtpmap:0 PCMU/8000/3.
>>> a=rtpmap:8 PCMA/8000/3.
>>> a=rtpmap:4 G723/8000/3.
>>> a=rtpmap:18 G729/8000/3.
>>> a=rtpmap:2 G726-32/8000/3.
>>> a=rtpmap:15 G728/8000/3.
>>> a=rtpmap:99 iLBC/8000/3.
>>> a=fmtp:99 mode=20.
>>> a=ptime:20.
>>>
>>> #
>>> U 2005/04/03 16:14:47.516822 201.218.150.25:5060 ->
>>> 223.78.240.109:1024 SIP/2.0 100 trying -- your call is important to
>>> us.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;branch=z9hG4bK1884d89b14226d43;rport=1024;received=223.78.240.109.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> Content-Length: 0.
>>> Warning: 392 201.218.150.25:5060 "Noisy feedback tells: pid=2786
>>> req_src_ip=223.78.240.109 req_src_port=1024
>>> in_uri=sip:040600 at sip.domain.com
>>> out_uri=sip:040600 at 223.78.240.109:5060 via_cnt==1".
>>> .
>>>
>>> #
>>> U 2005/04/03 16:14:47.517367 201.218.150.25:5060 ->
>>> 223.78.240.109:5060 INVITE sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bKe94c.0d901766.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>.
>>> Contact: <sip:040618 at 223.78.240.109:1024>.
>>> Supported: replaces.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at sip.domain.com",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="d4573559ec2e355755de825d8afb4a1f".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 16.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Type: application/sdp.
>>> Content-Length: 340.
>>> .
>>> v=0.
>>> o=040618 8000 1 IN IP4 192.168.20.3.
>>> s=SIP Call.
>>> c=IN IP4 192.168.20.3.
>>> t=0 0.
>>> m=audio 5004 RTP/AVP 0 8 4 18 2 15 99.
>>> a=sendrecv.
>>> a=rtpmap:0 PCMU/8000/3.
>>> a=rtpmap:8 PCMA/8000/3.
>>> a=rtpmap:4 G723/8000/3.
>>> a=rtpmap:18 G729/8000/3.
>>> a=rtpmap:2 G726-32/8000/3.
>>> a=rtpmap:15 G728/8000/3.
>>> a=rtpmap:99 iLBC/8000/3.
>>> a=fmtp:99 mode=20.
>>> a=ptime:20.
>>>
>>> #
>>> U 2005/04/03 16:14:47.968715 201.218.150.25:5060 ->
>>> 223.78.240.109:5060 INVITE sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bKe94c.0d901766.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>.
>>> Contact: <sip:040618 at 223.78.240.109:1024>.
>>> Supported: replaces.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at sip.domain.com",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="d4573559ec2e355755de825d8afb4a1f".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 16.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Type: application/sdp.
>>> Content-Length: 340.
>>> .
>>> v=0.
>>> o=040618 8000 1 IN IP4 192.168.20.3.
>>> s=SIP Call.
>>> c=IN IP4 192.168.20.3.
>>> t=0 0.
>>> m=audio 5004 RTP/AVP 0 8 4 18 2 15 99.
>>> a=sendrecv.
>>> a=rtpmap:0 PCMU/8000/3.
>>> a=rtpmap:8 PCMA/8000/3.
>>> a=rtpmap:4 G723/8000/3.
>>> a=rtpmap:18 G729/8000/3.
>>> a=rtpmap:2 G726-32/8000/3.
>>> a=rtpmap:15 G728/8000/3.
>>> a=rtpmap:99 iLBC/8000/3.
>>> a=fmtp:99 mode=20.
>>> a=ptime:20.
>>>
>>> ####
>>> U 2005/04/03 16:14:49.718507 223.78.240.109:5060 ->
>>> 201.218.150.25:5060 SIP/2.0 100 Trying.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bKe94c.0d901766.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:14:50.478983 223.78.240.109:5060 ->
>>> 201.218.150.25:5060 SIP/2.0 180 Ringing.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bKe94c.0d901766.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:14:50.480364 201.218.150.25:5060 ->
>>> 223.78.240.109:1024 SIP/2.0 180 Ringing.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 0.
>>> .
>>>
>>> ############
>>> U 2005/04/03 16:14:54.716498 223.78.240.109:5060 ->
>>> 201.218.150.25:5060 SIP/2.0 200 Ok.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bKe94c.0d901766.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> Content-Type: application/sdp.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 200.
>>> .
>>> v=0.
>>> o=040600 152816778 152823799 IN IP4 223.78.240.109.
>>> s=X-Lite.
>>> c=IN IP4 223.78.240.109.
>>> t=0 0.
>>> m=audio 8000 RTP/AVP 3 101.
>>> a=rtpmap:3 gsm/8000.
>>> a=rtpmap:101 telephone-event/8000.
>>> a=fmtp:101 0-15.
>>>
>>> #
>>> U 2005/04/03 16:14:54.719442 201.218.150.25:5060 ->
>>> 223.78.240.109:1024 SIP/2.0 200 Ok.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;rport=1024;received=223.78.240.109;branch=z9hG4bK1884d89b14226d43.
>>>
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Record-Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 INVITE.
>>> Content-Type: application/sdp.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 200.
>>> .
>>> v=0.
>>> o=040600 152816778 152823799 IN IP4 223.78.240.109.
>>> s=X-Lite.
>>> c=IN IP4 223.78.240.109.
>>> t=0 0.
>>> m=audio 8000 RTP/AVP 3 101.
>>> a=rtpmap:3 gsm/8000.
>>> a=rtpmap:101 telephone-event/8000.
>>> a=fmtp:101 0-15.
>>>
>>> #
>>> U 2005/04/03 16:14:54.801450 223.78.240.109:1024 ->
>>> 201.218.150.25:5060 ACK sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Via: SIP/2.0/UDP 192.168.20.3;branch=z9hG4bK6044f43b5006eedc.
>>> Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040618 at 192.168.20.3>.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at 223.78.240.109:5060",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="ca8ea99e9b8345bde6ccb263ffd5a038".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 ACK.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 70.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:14:54.803421 201.218.150.25:5060 ->
>>> 223.78.240.109:5060 ACK sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Record-Route: <sip:201.218.150.25;ftag=a660434c00b83084;lr=on>.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;received=223.78.240.109;branch=z9hG4bK6044f43b5006eedc.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040618 at 192.168.20.3>.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at 223.78.240.109:5060",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="ca8ea99e9b8345bde6ccb263ffd5a038".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15179 ACK.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 16.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Length: 0.
>>> .
>>>
>>> #########
>>> U 2005/04/03 16:15:00.913249 223.78.240.109:1024 ->
>>> 201.218.150.25:5060 BYE sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Via: SIP/2.0/UDP 192.168.20.3;branch=z9hG4bK1527872e4e616368.
>>> Route:
>>> <sip:040600 at 201.218.150.25:5060;nat=yes;ftag=a660434c00b83084;lr=on>.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at 223.78.240.109:5060",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="5fd8e1f30a2924a53e44f8e9ad0abf47".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15180 BYE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 70.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:15:00.948553 201.218.150.25:5060 ->
>>> 223.78.240.109:5060 BYE sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Record-Route: <sip:201.218.150.25;ftag=a660434c00b83084;lr=on>.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bK4a4c.3281602.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;received=223.78.240.109;branch=z9hG4bK1527872e4e616368.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at 223.78.240.109:5060",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="5fd8e1f30a2924a53e44f8e9ad0abf47".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15180 BYE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 16.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:15:00.993724 201.218.150.25:5060 ->
>>> 223.78.240.109:5060 BYE sip:040600 at 223.78.240.109:5060 SIP/2.0.
>>> Record-Route: <sip:201.218.150.25;ftag=a660434c00b83084;lr=on>.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bK4a4c.3281602.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;received=223.78.240.109;branch=z9hG4bK1527872e4e616368.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Proxy-Authorization: DIGEST username="040618",
>>> realm="sip.domain.com", algorithm=MD5,
>>> uri="sip:040600 at 223.78.240.109:5060",
>>> nonce="42500993cb56f08d341fb7a29897c97250e955ed",
>>> response="5fd8e1f30a2924a53e44f8e9ad0abf47".
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15180 BYE.
>>> User-Agent: Grandstream HT487 1.0.5.18.
>>> Max-Forwards: 16.
>>> Allow: INVITE,ACK,CANCEL,BYE,NOTIFY,REFER,OPTIONS,INFO,SUBSCRIBE.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:15:01.086530 223.78.240.109:5060 ->
>>> 201.218.150.25:5060 SIP/2.0 200 Ok.
>>> Via: SIP/2.0/UDP 201.218.150.25;branch=z9hG4bK4a4c.3281602.0.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;received=223.78.240.109;branch=z9hG4bK1527872e4e616368.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15180 BYE.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 0.
>>> .
>>>
>>> #
>>> U 2005/04/03 16:15:01.087731 201.218.150.25:5060 ->
>>> 223.78.240.109:5060 SIP/2.0 200 Ok.
>>> Via: SIP/2.0/UDP
>>> 192.168.20.3;received=223.78.240.109;branch=z9hG4bK1527872e4e616368.
>>> From: "Iqbal" <sip:040618 at sip.domain.com>;tag=a660434c00b83084.
>>> To: <sip:040600 at sip.domain.com>;tag=1718523.
>>> Contact: <sip:040600 at 223.78.240.109:5060>.
>>> Call-ID: fdef3f406ba21473 at 192.168.20.3.
>>> CSeq: 15180 BYE.
>>> Server: X-Lite release 1103m.
>>> Content-Length: 0.
>>> .
>>>
>>> ###############
>>>
>>> ---------------------
>>>
>>>
>>> On 4/3/2005, "Greger V. Teigre" <greger at teigre.com> wrote:
>>>
>>>> Iqbal,
>>>> post a trace of the INVITE and OK going from HT to xlite (taken on
>>>> the SER server).
>>>> g-)
>>>>
>>>> Iqbal wrote:
>>>>
>>>>> Couldnt think of a better subject, basically I have a handytone
>>>>> (HT) , and a xlite behind the same router, which is natting. SER
>>>>> is external
>>>>>
>>>>> Now when I call HT to xlite I hear absolutely nothing in either
>>>>> direction, and nuthing except for a request from xlite hits the
>>>>> mediaproxy...but when xlite calls HT, mediaproxy lights up like a
>>>>> xmas tree, and all is well.
>>>>>
>>>>> What I can see is that if the router is the same one, then surely
>>>>> something in the HT settings (I have no NAT traversal set in HT)
>>>>> causing this, or something in xlite telling it what to do, I just
>>>>> cant see what.
>>>>>
>>>>> Oh xlite/HT to pstn works fine, and inbound from pstn to HT/xlite
>>>>> is also fine voice both ways.
>>>>>
>>>>> Iqbal
>>>>>
>>>>> _______________________________________________
>>>>> Serusers mailing list
>>>>> serusers at lists.iptel.org
>>>>> http://lists.iptel.org/mailman/listinfo/serusers
>>>>
>>
>>
>> .
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