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Summary:ASTERISK-29273: Incorrect off-hold on ReINVITE via Replaces
Reporter:Igor Olhovskiy (IhorOlkhovskyi)Labels:
Date Opened:2021-02-01 07:45:44.000-0600Date Closed:2021-02-01 08:32:04.000-0600
Priority:MajorRegression?
Status:Closed/CompleteComponents:Bridges/bridge_holding Bridges/bridge_softmix
Versions:13.38.0 16.16.0 Frequency of
Occurrence
Constant
Related
Issues:
duplicatesASTERISK-29253 Incorrect bridging on transfer
Environment:CentOS 7Attachments:( 0) ast16_failed_offhold.pcap
Description:When the call is off-hold via ReINVITE with Replaces, media is not being established back correctly.
SIP Client A - Asterisk - SIP Client B

SIP Client A calls Asterisk and Asterisk bridges it to SIP Client B.
SIP Client B puts Client A on hold (a=sendonly), Client A listens to MoH. All ok.
Then client B makes internal transfers (it's PBX) and reINVITE's Asterisk with Out-of dialog ReINVITE with Replaces header.

Client A still hearing Music On Hold, but what Client A said, is being heard by Client B. But what Client B is said, cannot be heard by Side A.
Comments:By: Asterisk Team (asteriskteam) 2021-02-01 07:45:46.359-0600

Thanks for creating a report! The issue has entered the triage process. That means the issue will wait in this status until a Bug Marshal has an opportunity to review the issue. Once the issue has been reviewed you will receive comments regarding the next steps towards resolution. Please note that log messages and other files should not be sent to the Sangoma Asterisk Team unless explicitly asked for. All files should be placed on this issue in a sanitized fashion as needed.

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By: Igor Olhovskiy (IhorOlkhovskyi) 2021-02-01 07:48:01.397-0600

pcap of scenario with RTP is attached.

All network is plan and routable, there is no NAT or something like this.

By: George Joseph (gjoseph) 2021-02-01 08:21:20.595-0600

Igor,

It looks like this is related to ASTERISK-29253.  Can you try unloading the bridge_simple module and see if the calls work correctly?   It's not a fix but it'll give us more info about the cause.

Thanks.


By: Igor Olhovskiy (IhorOlkhovskyi) 2021-02-01 08:26:11.973-0600

Yes, with unloading `bridge_simple` it works as expected. Call cuts after 2nd ReINVITE with replace, but not sure it's Asterisk issue.

By: George Joseph (gjoseph) 2021-02-01 08:31:00.475-0600

OK, Thanks for checking.  I'm going to close this issue and link it to the other one.