[Serusers] SER + Asterisk; BYE gets 404

Bart J. Smit bart at smits.co.uk
Wed Mar 8 11:03:58 CET 2006


Hi Rodney,

The entire conversation is in UDP. I've attached the SIP packets from
the ethereal trace.

Bart...

-----Original Message-----
From: Dr. Rodney G. McDuff [mailto:mcduff at its.uq.edu.au] 
Sent: 07 March 2006 23:38
To: Bart J. Smit; serusers at lists.iptel.org
Subject: Re: [Serusers] SER + Asterisk; BYE gets 404

Hi Bart
    Have you got the SER box doing any (TCP/UDP) protocol conversion. 
Ie is  your phone using TCP (as * only does UDP).

Bart J. Smit wrote:
> I am running ser 0.9.6 on CentOS 4.2 with asterisk on the same box
> listening on 5065.
>
> When I register a phone with ser, I can call XXXX at pbx.nexusmgmt.com
and
> these calls are forwarded to the asterisk on a forward(<external
> IP>,5065). I've attached my full routing block below.
>
> After hanging up from either phone, the BYE packet never gets
delivered.
> It shows up in ethereal as being addressed to the external IP address
of
> the box and it gets a 404 in reply.
>
> When I register a phone directly with the Asterisk, I can hang up from
> either end as normal, so the issue must be with ser.
>
> Any hints on how I can route the BYE packets correctly?
>
> Thanks,
>
> Bart...
>
>
> route {
>
> 	#
> -----------------------------------------------------------------
> 	# Sanity Check Section
> 	#
> -----------------------------------------------------------------
> 	if (!mf_process_maxfwd_header("10")) {
> 		sl_send_reply("483", "Too Many Hops");
> 		break;
> 	};
>
> 	if (msg:len > max_len) {
> 		sl_send_reply("513", "Message Overflow");
> 		break;
> 	};
> 	#
> -----------------------------------------------------------------
> 	# Record Route Section
> 	#
> -----------------------------------------------------------------
> 	if (method!="REGISTER") {
> 		record_route();
> 	};
>
> 	#
> -----------------------------------------------------------------
> 	# Loose Route Section
> 	#
> -----------------------------------------------------------------
> 	if (loose_route()) {
> 		t_relay();
> 		break;
> 	};
>
> 	#
> -----------------------------------------------------------------
> 	# Call Type Processing Section
> 	#
> -----------------------------------------------------------------
> 	if (uri=~"sip:[0-9]{4}@pbx\.nexusmgmt\.com") {
> 		forward(65.126.236.148,5065);
> 		break;
> 	};
> 	if (uri!=myself) {
> 		route(1);
> 		break;
> 	};
>
> 	if (method=="CANCEL") {
> 		route(1);
> 		break;
> 	} else if (method=="INVITE") {
> 		route(3);
> 		break;
> 	} else  if (method=="REGISTER") {
> 		route(2);
> 		break;
> 	};
>
> 	lookup("aliases");
> 	if (uri!=myself) {
> 		route(1);
> 		break;
> 	};
>
> 	if (!lookup("location")) {
> 		sl_send_reply("404", "User Not Found");
> 		break;
> 	};
>
> 	route(1);
> }
>
> route[1] {
>
> 	#
> -----------------------------------------------------------------
> 	# Default Message Handler
> 	#
> -----------------------------------------------------------------
>
> 	t_on_reply("1");
>
> 	if (!t_relay()) {
> 		sl_reply_error();
> 	};
> }
>
> route[2] {
>
> 	#
> -----------------------------------------------------------------
> 	# REGISTER Message Handler
> 	#
> ----------------------------------------------------------------
>
> 	sl_send_reply("100", "Trying");
>
> 	if (!www_authorize("","subscriber")) {
> 		www_challenge("","0");
> 		break;
> 	};
>
> 	if (!check_to()) {
> 		sl_send_reply("401", "Unauthorized");
> 		break;
> 	};
>
> 	consume_credentials();
>
> 	if (!save("location")) {
> 		sl_reply_error();
> 	};
> }
>
> route[3] {
>
> 	#
> -----------------------------------------------------------------
> 	# INVITE Message Handler
> 	#
> -----------------------------------------------------------------
>
> 	if (!proxy_authorize("","subscriber")) {
> 		proxy_challenge("","0");
> 		log(1,"authenticate please\n");
> 		break;
> 	} else if (!check_from()) {
> 		sl_send_reply("403", "Use From=ID");
> 		break;
> 	};
>
> 	lookup("aliases");
> 	if (uri!=myself) {
> 		route(1);
> 		break;
> 	};
>
> 	if (!lookup("location")) {
> 		sl_send_reply("404", "User Not Found");
> 		break;
> 	};
>
> 	route(1);
> }
>
> _______________________________________________
> Serusers mailing list
> serusers at lists.iptel.org
> http://lists.iptel.org/mailman/listinfo/serusers
>   


-- 
Dr. Rodney G. McDuff                 |Ex ignorantia ad sapientiam
Manager, Strategic Technologies Group|    Ex luce ad tenebras
Information Technology Services      |
The University of Queensland         |
EMAIL: mcduff at its.uq.edu.au          |
TELEPHONE: +61 7 3365 8220           | 


-------------- next part --------------
A non-text attachment was scrubbed...
Name: BYE 404 SIP packets
Type: application/octet-stream
Size: 12838 bytes
Desc: BYE 404 SIP packets
URL: <http://lists.sip-router.org/pipermail/sr-users/attachments/20060308/432402de/attachment.obj>


More information about the sr-users mailing list