Re: [OpenSIPStack] OpenSBC terminate connection
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Re: [OpenSIPStack] OpenSBC terminate connection
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From: <jo...@op...> - 2008-10-27 15:47:24
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Thanks to you, too for giving a comprehensive bug report. Andre Mamitzsch wrote: > Hi Joegen, > > my tests against the latest CVS version were successfull. Calls are > properly terminated now - we do not see ghost connections anymore. > Many thanks for the help and the quick fix. > > Andre > > jo...@op... schrieb: > >> Andre, >> >> If it's not much trouble. Please provide level 5 log and wireshark >> capture from the sbc box. >> >> Joegen >> >> André Mamitzsch wrote: >> >>> Hello Joegen, >>> >>> I have tested against the latest CVS version, 1.1.5-27, still no >>> success. The softswitch still responds with a "400 Bad Request". >>> >>> Regards, >>> >>> Andre >>> >>> jo...@op... schrieb: >>> >>> >>>> Andre, >>>> >>>> This is a known problem area in OpenSBC. Since we are a B2BUA and not a >>>> proxy we terminate our dialogs based on successful processing of a BYE >>>> request. OpenSBC does not wait for a final response before it destroys >>>> connections. This ensures that the SBC does not end up with ghost >>>> sessions as well if a certain UA is not able to handle authenticated BYE >>>> requests. This is the second time I have received this report regarding >>>> this problem. Can you provide me a with a level 5 log for this >>>> problematic call offlist? I'll see if an easy workaround is possible. >>>> If you could, please also attach a wire shark capture of the successful >>>> call you made using a UA directly calling your softswitch. My e-mail >>>> address is jo...@op... >>>> >>>> Joegen >>>> >>>> André Mamitzsch wrote: >>>> >>>> >>>>> Hello, >>>>> >>>>> I have seen a strange behavior with the OpenSBC1.1.5RC1. The scenario is >>>>> as follows: >>>>> >>>>> The OpenSBC is configured in B2BUAUpperReg mode. >>>>> >>>>> I place a call from a SIP client (A) to a PSTN Phone (B). The connection >>>>> is established whithout any problems. A goes on hook and sends a BYE to >>>>> which the SBC immediately replies with a 200 OK. >>>>> >>>>> Another BYE message is being sent out to the softswitch platform. >>>>> >>>>> The softswitch challenges authentication and therefore responds with a >>>>> 401 unauthorized message. Since the SBC, at least that's my assumption, >>>>> has already successfully terminated the internal connection there is no >>>>> match and the requested authenticated BYE will never be send out. This >>>>> behavior results in ghost connections and the billing runs until B goes >>>>> on-hook as well. >>>>> >>>>> I have tested the same scenario with my SIP client directly connected to >>>>> our softswitch platform and did not detect the problem there. Upon >>>>> receiving the 401 unauthorized message, the client resends the BYE >>>>> containing the authentication information. >>>>> >>>>> I have checked the RFC 3261 this morning and tried to find out whether >>>>> it is a regular behavior to reply to a BYE message with authentication >>>>> challenge or not. I could not find any hint there. >>>>> >>>>> How difficult is it to change this behavior and wait for confirmation >>>>> before terminating the entire connection ? >>>>> >>>>> Regards, >>>>> >>>>> Andre >>>>> >>>>> >>>>> ------------------------------------------------------------------------- >>>>> This SF.Net email is sponsored by the Moblin Your Move Developer's challenge >>>>> Build the coolest Linux based applications with Moblin SDK & win great prizes >>>>> Grand prize is a trip for two to an Open Source event anywhere in the world >>>>> http://moblin-contest.org/redirect.php?banner_id=100&url=/ >>>>> _______________________________________________ >>>>> opensipstack-devel mailing list >>>>> ope...@li... >>>>> https://lists.sourceforge.net/lists/listinfo/opensipstack-devel >>>>> >>>>> ------------------------------------------------------------------------ >>>>> >>>>> >>>>> No virus found in this incoming message. >>>>> Checked by AVG - http://www.avg.com >>>>> Version: 8.0.175 / Virus Database: 270.8.2/1743 - Release Date: 10/24/2008 8:33 AM >>>>> >>>>> >>>>> >>>>> >>>> ------------------------------------------------------------------------- >>>> This SF.Net email is sponsored by the Moblin Your Move Developer's challenge >>>> Build the coolest Linux based applications with Moblin SDK & win great prizes >>>> Grand prize is a trip for two to an Open Source event anywhere in the world >>>> http://moblin-contest.org/redirect.php?banner_id=100&url=/ >>>> _______________________________________________ >>>> opensipstack-devel mailing list >>>> ope...@li... >>>> https://lists.sourceforge.net/lists/listinfo/opensipstack-devel >>>> >>>> >>> ------------------------------------------------------------------------- >>> This SF.Net email is sponsored by the Moblin Your Move Developer's challenge >>> Build the coolest Linux based applications with Moblin SDK & win great prizes >>> Grand prize is a trip for two to an Open Source event anywhere in the world >>> http://moblin-contest.org/redirect.php?banner_id=100&url=/ >>> _______________________________________________ >>> opensipstack-devel mailing list >>> ope...@li... >>> https://lists.sourceforge.net/lists/listinfo/opensipstack-devel >>> >>> ------------------------------------------------------------------------ >>> >>> >>> No virus found in this incoming message. >>> Checked by AVG - http://www.avg.com >>> Version: 8.0.175 / Virus Database: 270.8.3/1748 - Release Date: 10/26/2008 7:53 PM >>> >>> >>> >> >> ------------------------------------------------------------------------- >> This SF.Net email is sponsored by the Moblin Your Move Developer's challenge >> Build the coolest Linux based applications with Moblin SDK & win great prizes >> Grand prize is a trip for two to an Open Source event anywhere in the world >> http://moblin-contest.org/redirect.php?banner_id=100&url=/ >> _______________________________________________ >> opensipstack-devel mailing list >> ope...@li... >> https://lists.sourceforge.net/lists/listinfo/opensipstack-devel >> > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > opensipstack-devel mailing list > ope...@li... > https://lists.sourceforge.net/lists/listinfo/opensipstack-devel > > ------------------------------------------------------------------------ > > > No virus found in this incoming message. > Checked by AVG - http://www.avg.com > Version: 8.0.175 / Virus Database: 270.8.3/1748 - Release Date: 10/26/2008 7:53 PM > > |
