[Serusers] PDT module
Dave Bath
dave at fuuz.com
Tue Aug 10 12:06:07 CEST 2004
Hey Daniel and all,
Many thanks for looking into this. The first ngrep is dialling the full
address, the second is using the pdt module.
------------------------- BEGIN dialling full external SIP address
---------
U 161.30.94.150:5060 -> 161.30.94.136:5060
INVITE sip:3018 at sip.prodec.tv SIP/2.0..Via: SIP/2.0/UDP
161.30.94.150:5060;rport;branch=z9hG4bKBAF99F2231994F0D9A5
3836019EAC108..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=399847332..To:
<sip:3018 at sip.prodec.tv>..Conta
ct: <sip:admin at 161.30.94.150:5060>..Call-ID:
FC2BDDD4-9E47-4C5A-9034-4977FC86290D at 161.30.94.150..CSeq: 35761 INVIT
E..Max-Forwards: 70..Content-Type: application/sdp..User-Agent: X-Lite
release 1103m..Content-Length: 298....v=0..
o=admin 434214617 434214657 IN IP4 161.30.94.150..s=X-Lite..c=IN IP4
161.30.94.150..t=0 0..m=audio 8000 RTP/AVP 0
8 3 98 97 101..a=rtpmap:0 pcmu/8000..a=rtpmap:8 pcma/8000..a=rtpmap:3
gsm/8000..a=rtpmap:98 iLBC/8000..a=rtpmap:97
speex/8000..a=rtpmap:101 telephone-event/8000..a=fmtp:101 0-15..
#
U 161.30.94.136:5060 -> 161.30.94.150:5060
SIP/2.0 100 trying -- your call is important to us..Via: SIP/2.0/UDP
161.30.94.150:5060;rport=5060;branch=z9hG4bKB
AF99F2231994F0D9A53836019EAC108..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=399847332..To: <sip:3018 at sip
.prodec.tv>..Call-ID:
FC2BDDD4-9E47-4C5A-9034-4977FC86290D at 161.30.94.150..CSeq: 35761
INVITE..Server: Sip EXpress
router (0.8.14 (i386/linux))..Content-Length: 0..Warning: 392
161.30.94.136:5060 "Noisy feedback tells: pid=13743
req_src_ip=161.30.94.150 req_src_port=5060
in_uri=sip:3018 at sip.prodec.tv out_uri=sip:3018 at sip.prodec.tv via_cnt==
1"....
#
U 161.30.94.136:5060 -> 80.234.135.99:5060
INVITE sip:3018 at sip.prodec.tv SIP/2.0..Record-Route:
<sip:3018 at 161.30.94.136;ftag=399847332;lr=on>..Via: SIP/2.0/U
DP 161.30.94.136;branch=z9hG4bK51f6.ae27ae87.0..Via: SIP/2.0/UDP
161.30.94.150:5060;rport=5060;branch=z9hG4bKBAF99
F2231994F0D9A53836019EAC108..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=399847332..To: <sip:3018 at sip.pro
dec.tv>..Contact: <sip:admin at 161.30.94.150:5060>..Call-ID:
FC2BDDD4-9E47-4C5A-9034-4977FC86290D at 161.30.94.150..CSe
q: 35761 INVITE..Max-Forwards: 69..Content-Type:
application/sdp..User-Agent: X-Lite release 1103m..Content-Length
: 298....v=0..o=admin 434214617 434214657 IN IP4
161.30.94.150..s=X-Lite..c=IN IP4 161.30.94.150..t=0 0..m=audio 8
000 RTP/AVP 0 8 3 98 97 101..a=rtpmap:0 pcmu/8000..a=rtpmap:8
pcma/8000..a=rtpmap:3 gsm/8000..a=rtpmap:98 iLBC/800
0..a=rtpmap:97 speex/8000..a=rtpmap:101
telephone-event/8000..a=fmtp:101 0-15..
#
U 161.30.94.136:5060 -> 80.234.135.99:5060
INVITE sip:3018 at sip.prodec.tv SIP/2.0..Record-Route:
<sip:3018 at 161.30.94.136;ftag=399847332;lr=on>..Via: SIP/2.0/U
DP 161.30.94.136;branch=z9hG4bK51f6.ae27ae87.0..Via: SIP/2.0/UDP
161.30.94.150:5060;rport=5060;branch=z9hG4bKBAF99
F2231994F0D9A53836019EAC108..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=399847332..To: <sip:3018 at sip.pro
dec.tv>..Contact: <sip:admin at 161.30.94.150:5060>..Call-ID:
FC2BDDD4-9E47-4C5A-9034-4977FC86290D at 161.30.94.150..CSe
q: 35761 INVITE..Max-Forwards: 69..Content-Type:
application/sdp..User-Agent: X-Lite release 1103m..Content-Length
: 298....v=0..o=admin 434214617 434214657 IN IP4
161.30.94.150..s=X-Lite..c=IN IP4 161.30.94.150..t=0 0..m=audio 8
000 RTP/AVP 0 8 3 98 97 101..a=rtpmap:0 pcmu/8000..a=rtpmap:8
pcma/8000..a=rtpmap:3 gsm/8000..a=rtpmap:98 iLBC/800
0..a=rtpmap:97 speex/8000..a=rtpmap:101
telephone-event/8000..a=fmtp:101 0-15..
#
U 80.234.135.99:5060 -> 161.30.94.136:5060
SIP/2.0 100 Trying..Via: SIP/2.0/UDP
161.30.94.136;branch=z9hG4bK51f6.ae27ae87.0..Via: SIP/2.0/UDP
161.30.94.150:5
060;rport=5060;branch=z9hG4bKBAF99F2231994F0D9A53836019EAC108..From:
"Dave Bath" <sip:admin at sip.dev.inmarsat.com>;
tag=399847332..To: <sip:3018 at sip.prodec.tv>..Call-ID:
FC2BDDD4-9E47-4C5A-9034-4977FC86290D at 161.30.94.150..CSeq: 35
761 INVITE..Content-Length: 0....
#
U 80.234.135.99:5060 -> 161.30.94.136:5060
SIP/2.0 180 Ringing..Via: SIP/2.0/UDP
161.30.94.136;branch=z9hG4bK51f6.ae27ae87.0..Via: SIP/2.0/UDP
161.30.94.150:
5060;rport=5060;branch=z9hG4bKBAF99F2231994F0D9A53836019EAC108..Record-R
oute: <sip:sip.prodec.tv:5060;maddr=80.234
.135.99>..Record-Route:
<sip:3018 at 161.30.94.136;ftag=399847332;lr=on>..From: "Dave Bath"
<sip:admin at sip.dev.inmars
at.com>;tag=399847332..To:
<sip:3018 at sip.prodec.tv>;tag=q5elumfa3r..Call-ID:
FC2BDDD4-9E47-4C5A-9034-4977FC86290D@
161.30.94.150..CSeq: 35761 INVITE..Contact:
<sip:3018 at sip.prodec.tv;gruu=do1iiw55>..Allow: INVITE, ACK, CANCEL, BY
E, REFER, OPTIONS, NOTIFY, SUBSCRIBE, PRACK, MESSAGE,
INFO..Content-Length: 0....
-------------------- END dialling full sip address ----------------
-------------------- BEGIN dialling pdt code ----------------------
#
U 161.30.94.150:5060 -> 161.30.94.136:5060
INVITE sip:839503018 at sip.dev.inmarsat.com SIP/2.0..Via: SIP/2.0/UDP
161.30.94.150:5060;rport;branch=z9hG4bK4702083
ECD1D437DA04923E23027A6A5..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=570031081..To: <sip:839503018 at sip.
dev.inmarsat.com>..Contact: <sip:admin at 161.30.94.150:5060>..Call-ID:
EE63DA9A-C436-4598-B636-F3C8368E711E at 161.30.9
4.150..CSeq: 64028 INVITE..Max-Forwards: 70..Content-Type:
application/sdp..User-Agent: X-Lite release 1103m..Cont
ent-Length: 298....v=0..o=admin 434296285 434296325 IN IP4
161.30.94.150..s=X-Lite..c=IN IP4 161.30.94.150..t=0 0.
.m=audio 8000 RTP/AVP 0 8 3 98 97 101..a=rtpmap:0
pcmu/8000..a=rtpmap:8 pcma/8000..a=rtpmap:3 gsm/8000..a=rtpmap:9
8 iLBC/8000..a=rtpmap:97 speex/8000..a=rtpmap:101
telephone-event/8000..a=fmtp:101 0-15..
#
U 161.30.94.136:5060 -> 161.30.94.150:5060
SIP/2.0 100 trying -- your call is important to us..Via: SIP/2.0/UDP
161.30.94.150:5060;rport=5060;branch=z9hG4bK4
702083ECD1D437DA04923E23027A6A5..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=570031081..To: <sip:83950301
8 at sip.dev.inmarsat.com>..Call-ID:
EE63DA9A-C436-4598-B636-F3C8368E711E at 161.30.94.150..CSeq: 64028
INVITE..Server:
Sip EXpress router (0.8.14 (i386/linux))..Content-Length: 0..Warning:
392 161.30.94.136:5060 "Noisy feedback tells
: pid=13743 req_src_ip=161.30.94.150 req_src_port=5060
in_uri=sip:839503018 at sip.dev.inmarsat.com out_uri=sip:3018
@sip.prodec.tv. via_cnt==1"....
#
U 161.30.94.136:5060 -> 80.234.135.99:5060
INVITE sip:3018 at sip.prodec.tv. SIP/2.0..Record-Route:
<sip:839503018 at 161.30.94.136;ftag=570031081;lr=on>..Via: SIP
/2.0/UDP 161.30.94.136;branch=z9hG4bK705d.1d3e9f23.0..Via: SIP/2.0/UDP
161.30.94.150:5060;rport=5060;branch=z9hG4b
K4702083ECD1D437DA04923E23027A6A5..From: Dave Bath
<sip:admin at sip.dev.inmarsat.com>;tag=570031081..To: <sip:839503
018 at sip.dev.inmarsat.com>..Contact:
<sip:admin at 161.30.94.150:5060>..Call-ID:
EE63DA9A-C436-4598-B636-F3C8368E711E@
161.30.94.150..CSeq: 64028 INVITE..Max-Forwards: 69..Content-Type:
application/sdp..User-Agent: X-Lite release 110
3m..Content-Length: 298....v=0..o=admin 434296285 434296325 IN IP4
161.30.94.150..s=X-Lite..c=IN IP4 161.30.94.150
..t=0 0..m=audio 8000 RTP/AVP 0 8 3 98 97 101..a=rtpmap:0
pcmu/8000..a=rtpmap:8 pcma/8000..a=rtpmap:3 gsm/8000..a=
rtpmap:98 iLBC/8000..a=rtpmap:97 speex/8000..a=rtpmap:101
telephone-event/8000..a=fmtp:101 0-15..
#
U 80.234.135.99:5060 -> 161.30.94.136:5060
SIP/2.0 100 Trying..Via: SIP/2.0/UDP
161.30.94.136;branch=z9hG4bK705d.1d3e9f23.0..Via: SIP/2.0/UDP
161.30.94.150:5
060;rport=5060;branch=z9hG4bK4702083ECD1D437DA04923E23027A6A5..From:
"Dave Bath" <sip:admin at sip.dev.inmarsat.com>;
tag=570031081..To: <sip:839503018 at sip.dev.inmarsat.com>..Call-ID:
EE63DA9A-C436-4598-B636-F3C8368E711E at 161.30.94.1
50..CSeq: 64028 INVITE..Content-Length: 0....
#
------- END dialling with pdt module ---------------------------
In the second case, there is nothing futher transmitted until a request
timed out is received.
Many thanks for looking into this...
Dave
-----Original Message-----
From: Daniel-Constantin Mierla [mailto:daniel at iptel.org]
Sent: 10 August 2004 10:10
To: Dave Bath
Cc: serusers at lists.iptel.org
Subject: Re: [Serusers] PDT module
we need network traffic dumps (ngrep, ethereal) to see what happens
there.
Daniel
On 8/9/2004 4:23 PM, Dave Bath wrote:
>
>
>I have been trying to use the pdt module, and the idea seems excellent.
I have the database up and running, and can enter codes. Things seem to
be translated correctly, but the INVITE request is not complete, and the
call always fails. Compare the following from the log file:
>
>
>
>ACC: transaction answered: method=INVITE,
i-uri=sip:839503018 at sip.dev.inmarsat.com, o-uri=sip:3018 at sip.prodec.tv
>
>
>
>ACC: transaction answered: method=INVITE, i-uri=sip:3018 at sip.prodec.tv,
o-uri=sip:3018 at sip.prodec.tv,
call_id=9C912086-C197-484D-8AD2-E261F1A3234A at 161.30.94.150, from=Dave
Bath <sip:admin at sip.dev.inmarsat.com>;tag=2122510239, code=487
>
>
>
>The first is dialing using the pdt module, with my code
8+395+0+<number> the second is directly dialing the full external domain
address. The first fails, and I eventually get a timeout, the second
connects no problem.
>
>
>
>Excerpts from the ser.cfg are:
>
>
>
> # loose-route processing
>
> if (loose_route()) {
>
> t_relay();
>
> break;
>
> };
>
>
>
> # we record-route all messages -- to make sure that
>
> # subsequent messages will go through our proxy; that's
>
> # particularly good if upstream and downstream entities
>
> # use different transport protocol
>
> record_route();
>
>
>
> # label all transaction for accounting
>
> setflag(1);
>
>
>
> # Make sure we check the prefix tables
>
> prefix2domain();
>
>
>
>before the if (uri==myself) statement.
>
>
>
>I have been bashing my head around and around for so long now, do you
have any ideas?!
>
>
>
>Many many thanks in advance,
>
>
>
>Dave
>
>
>
> /-------------------------------------/
>
> /Dave Bath/
>
> /Inmarsat LTD/
>
> /Global Satellite Communications/
>
> /www.inmarsat.com <http://www.inmarsat.com/> /
>
> /Regional BGAN Engineer/
>
> /07736 232085/
>
> NOTE: The information contained in this email is intended for the
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>
>
>
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