[OpenSIPS-Users] Opensips 2.2.2 and top hiding

[Denis]

Hello, Razvan!

Yes i am using top. hiding on proxy.

I understand, thank you! 

 mailto:denis7979 at mail.ru

> Hi, Denis!

> Do you have the topology_hiding module loaded on the OpenSIPS Proxy? Can
> you remove it? My assumption is that OpenSIPS thinks you are trying to
> use topology hiding, and he is mangling the CallID (because he "sees" 
> the marker in there).
> Alternatively, you could change the topo hiding marker to something else[1].

> [1] 
> http://www.opensips.org/html/docs/modules/2.2.x/topology_hiding.html#id249610

> Best regards,

> Răzvan Crainea
> OpenSIPS Core Developer
> http://www.opensips-solutions.com

> On 11/16/2016 11:58 AM, Denis wrote:
>> And a version of Opensips proxy - Server:: OpenSIPS (2.2.1 (x86_64/linux)).
>>
>> mailto:denis7979 at mail.ru
>>
>>
>>       Razvan, all logs here
>> https://cloud.mail.ru/public/MtcT/r3p7mRkhF
>>
>> mailto:denis7979 at mail.ru
>>
>>
>>       Razvan, i found the problem (there was in reply_route, where i have
>> done fix_nated_contact()). This problem is closed.
>> But, unfortunately, i still cannot make successful call, and i want to
>> ask you to analyze the new problem it this branch.
>>
>> The next problem appears in Opensis proxy (we have the same scheme).
>> In attachment you can see a call log (trace3) and a log from syslog
>> (trace4). All logs from Opensips proxy (3.3.3.3).
>> Opensips proxy is the main proxy in my SIP network, while Opensips with
>> tophiding (1.1.1.1) is a new instance.
>> Opensips proxy serves many calls and i didn`t see such problem before.
>>
>> I want to notice you on callid in 183 and 200 code, received from PSTN
>> GW. It is changed by Opensips proxy for unknown reason.
>>
>> Thank you for any help.
>>
>> mailto:denis7979 at mail.ru
>>
>>
>>       Hi, Denis!
>>
>> Could you also send the logs for INVITE? It seems like the dialog is
>> storing a bogus Contact header.
>>
>> PS: please attach the logs on pastebin.com, not directly in the email.
>>
>> Best regards,
>> Răzvan Crainea
>> OpenSIPS Solutions
>> www.opensips-solutions.com <http://www.opensips-solutions.com>
>> On 11/15/2016 04:34 PM, Denis wrote:
>>
>>       Re: [OpenSIPS-Users] Opensips 2.2.2 and top hiding In attachment.
>>
>> mailto:denis7979 at mail.ru
>>
>>
>>       Can you put on pastebin the debug logs for the ACK?
>>
>> Best regards,
>> Răzvan Crainea
>> OpenSIPS Solutions
>> www.opensips-solutions.com <http://www.opensips-solutions.com>
>> On 11/15/2016 03:44 PM, Denis wrote:
>>
>>       Re: [OpenSIPS-Users] Opensips 2.2.2 and top hiding Hello Ben.
>>
>> I am using loadbalacer module and using only for initial INVITE.
>>
>> mailto:denis7979 at mail.ru
>>
>>
>>       You said you are doing load balancing as well. Are you doing load
>> balancing on the ACK? What module are you using (dispatcher,
>> loadbalancer, etc.)?
>>
>> Load balancing functions can change the R-URI.
>>
>>
>> Ben Newlin
>>
>> *From: *<users-bounces at lists.opensips.org>
>> <mailto:users-bounces at lists.opensips.org>on behalf of Denis
>> <denis7979 at mail.ru> <mailto:denis7979 at mail.ru>
>> *Reply-To: *OpenSIPS users mailling list <users at lists.opensips.org>
>> <mailto:users at lists.opensips.org>
>> *Date: *Tuesday, November 15, 2016 at 8:19 AM
>> *To: *Răzvan Crainea <razvan at opensips.org> <mailto:razvan at opensips.org>,
>> OpenSIPS users mailling list <users at lists.opensips.org>
>> <mailto:users at lists.opensips.org>
>> *Subject: *Re: [OpenSIPS-Users] Opensips 2.2.2 and top hiding
>>
>> Hello, Razvan!
>>
>> No, i don`t make any modification for that variables
>>
>> " if (match_dialog() || topology_hiding_match()) {
>>
>> if (!$DLG_status == NULL) {
>> xlog("L_INFO", "Route0:$rm was received (IPS=$si, IPD=$rd, CALLID=$ci,
>> FROMTAG=$ft, TOTAG=$tt, AUTH=$au) and RURI = $ru/$rd");
>> force_rport();
>> route(1);
>> exit;
>> }
>>
>> }"
>>
>> The information from a syslog.
>>
>> "Route0:ACK was received (IPS=2.2.2.2, IPD=3.3.3.3,
>> CALLID=82158NWE4MmU0NmJiZDU2MzA4OWM1MGFiZjU1Zjg2YTA4NWM,
>> FROMTAG=b83b533d, TOTAG=6A3BE0-1AA9, AUTH=<null>) and RURI =
>> sip:3364021 at 3.3.3.3:5068/3.3.3.3 <mailto:sip:3364021 at 3.3.3.3:5068/3.3.3.3>"
>>
>> mailto:denis7979 at mail.ru
>>
>>       Hi, Denis!
>>
>> Are you modifying the $ru/$rd variables anyhwere in your script for that
>> ACK? I am seeing the R-URI of the ACK going to 3.3.3.3:5068:
>> ACK sip:3364021 at 3.3.3.3:5068 <mailto:sip:3364021 at 3.3.3.3:5068>SIP/2.0.
>> However, it should be:
>> ACK sip:3364021 at 4.4.4.4:5060 <mailto:sip:3364021 at 4.4.4.4:5060>SIP/2.0.
>>
>> Can you try printing the $ru variable just after the
>> topology_hiding_match() function?
>>
>> Best regards,
>> Răzvan Crainea
>> OpenSIPS Solutions
>> www.opensips-solutions.com <http://www.opensips-solutions.com>
>> On 11/15/2016 02:22 PM, Denis wrote:
>>
>>       Opensips 2.2.2 and top hiding Hello!
>>
>> I try to make top hiding using topology_hiding module.
>> In attachment you can find a log of unsuccessful call.
>>
>> Scheme of the call
>>
>> SIP UA (2.2.2.2) -> Opensips with top hiding (1.1.1.1) -> another
>> Opensis proxy (3.3.3.3) - > PSTN GW (4.4.4.4) -> PSTN.
>>
>> As i understand,  the problem is that Opensips proxy cannot send ACK (on
>> 200 OK) to PSTN GW because RURI and Route header has similar IP, namely
>> 3.3.3.3.
>>
>> I am using "topology_hiding("C");" function for top hiding.
>>
>> The call log was gathered from 1.1.1.1
>>
>> Thank you for any help.
>>
>> P.S. On 1.1.1.1 i also try to make load balancing.
>>
>> mailto:denis7979 at mail.ru
>>
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