[Freeswitch-users] Problem with gateway registration

Michael Jerris mike at jerris.com
Sun Oct 4 15:48:17 PDT 2009 

I've never been able to read these, why exactly do I need a text  
protocol to be decoded for me?  Ends up being too much noise so I just  
don't bother.

Mike

On Oct 4, 2009, at 6:19 PM, Nicolas Brenner wrote:

> Here it is:
>
> - http://pastebin.freeswitch.org/10582
>
> (it is the pcap file I sent on the first email of this thread,  
> converted to text with 'tshark -V -r')
>
> On Sun, Oct 4, 2009 at 5:40 PM, Michael Jerris <mike at jerris.com>  
> wrote:
> can you send a link of a text sip trace please.
>
> On Oct 1, 2009, at 3:29 PM, Nicolas Brenner wrote:
>
>> Any ideas about this?
>>
>> The SIP provider is offering H323, but I'm not quite sure about  
>> that, is mod_opal working right?
>>
>> Thanks!
>>
>> Nicolas
>>
>> On Tue, Sep 29, 2009 at 6:42 PM, Nicolas Brenner <nicolas at medularis.com 
>> > wrote:
>> Anthony, thanks. Below are my config files for the two gateways  
>> from the sip trace. Both files are located in conf/directory/default.
>>
>> ---------------------
>>
>> redvoiss.xml (the one that works)
>>
>> <include>
>>   <user id="gateway_redvoiss">
>>     <gateways>
>>       <gateway name="redvoiss-pp">
>>         <param name="username" value="xxxxxxx"/>
>>         <param name="password" value="xxxxxxx"/>
>>         <param name="from-domain" value="pxextmy.redvoiss.net"/>
>>         <param name="realm" value="pxextmy.redvoiss.net"/>
>>         <param name="proxy" value="pxextmy.redvoiss.net"/>
>>         <param name="from-user" value="xxxxxxx"/>
>>         <param name="caller-id-in-from" value="false"/>
>>         <param name="expire-seconds" value="600"/>
>>         <param name="register" value="true"/>
>>         <param name="retry_seconds" value="5"/>
>>         <param name="extension" value="2010"/>
>>         <param name="context" value="public"/>
>>         <param name="codec-prefs" value="G729"/>
>>         <param name="rfc2833-pt" value="101"/>
>>       </gateway>
>>     </gateways>
>>     <params>
>>       <param name="password" value="4321"/>
>>     </params>
>>   </user>
>> </include>
>>
>> ---------------------
>>
>> orange.xml (the one that doesn't work)
>>
>> <include>
>>   <user id="gateway_orange">
>>     <gateways>
>>       <gateway name="orange">
>>         <param name="username" value="xxxxxxx"/>
>>         <param name="password" value="xxxxxxx"/>
>>         <param name="from-domain" value="216.72.10.39"/>
>>         <param name="realm" value="216.72.10.39"/>
>>         <param name="proxy" value="216.72.10.39"/>
>>         <param name="from-user" value="xxxxxxx"/>
>>         <param name="caller-id-in-from" value="false"/>
>>         <param name="expire-seconds" value="600"/>
>>         <param name="register" value="true"/>
>>         <param name="retry_seconds" value="5"/>
>>         <param name="extension" value="2011"/>
>>         <param name="context" value="public"/>
>>         <param name="codec-prefs" value="G729"/>
>>         <param name="rfc2833-pt" value="101"/>
>>       </gateway>
>>     </gateways>
>>     <params>
>>       <param name="password" value="4321"/>
>>     </params>
>>   </user>
>> </include>
>>
>> ---------------------
>>
>> If I remove the register=true param for the non-working gateway, I  
>> don't get the registration error on the cli, but then all call  
>> attempts get rejected with a 401 Unauthorized, and I get a hangup  
>> cause of NORMAL_UNSPECIFIED.
>>
>>
>> Best,
>>
>> Nicolas
>>
>>
>>
>> On Tue, Sep 29, 2009 at 2:22 PM, Anthony Minessale <anthony.minessale at gmail.com 
>> > wrote:
>> 900 level errors are sofia internal errors so probably something is  
>> wrong with your gateway config xml.
>> if you want to send it with any critical info replaced with XXX  
>> maybe we can see the issue for you.
>>
>>
>>
>> On Tue, Sep 29, 2009 at 1:05 PM, Nicolas Brenner <nicolas at medularis.com 
>> > wrote:
>> Hello everyone,
>>
>> I am trying to add a gateway, but after configuring it just like  
>> the others gateways I have, it is failing to register with a  
>> message like this:
>>
>> 2009-09-29 12:54:40.853440 [ERR] sofia_reg.c:1402 orange  
>> Registration Failed with status Operation has no matching  
>> challenge  [904]. failure #1
>> 2009-09-29 12:54:40.906798 [WARNING] sofia_reg.c:364 orange Failed  
>> Registration, setting retry to 10 seconds.
>>
>> I captured the sip traffic and noticed that when trying to register  
>> with one gateway (the one that works), I get a "Trying" reply  
>> immediately followed by a "401 Unauthorized" which contains a "WWW- 
>> Authenticate: digest" with a "qop=auth" parameter. Then Freeswitch  
>> replies with a second REGISTER including a large "Authorization:  
>> digest" section with cnonce and nc=00000001 parameters.
>>
>> The gateway which doesn't register, doesn't send the "qop=auth"  
>> parameter together with the "401 Unauthorized", and then Freeswitch  
>> sends a "Authorization: digest" section on the second REGISTER with  
>> no cnonce or nc parameters.
>>
>> I know very little abouth SIP, so I'm wondering what this  
>> "qop=auth" parameter means and how does it affect the registration  
>> process. Is there any way to do without the qop=auth parameter?
>>
>> Also, I tried registering with X-Lite directly to the gateway, and  
>> it worked, so it appears to be a problem in the Freeswitch/gateway  
>> combination. (Note: X-Lite sends an "Authorization: digest" section  
>> on the _first_ REGISTER, apparently this makes a difference)
>>
>> Attached is a sip trace for the registration traffic when doing  
>> "sofia profile external restart reloadxml" on the cli, captured  
>> with "tshark -i eth0 -o "rtp.heuristic_rtp: TRUE" -w /tmp/ 
>> capture.pcap -b filesize:51200 -b files:100 -R 'sip or rtp or icmp  
>> or dns or rtcp or t38'"
>>
>
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