[Freeswitch-users] Wrong IP in ACK

[Sergey Safarov]

If FS ignores contact values and use fs_path like "Record-Route" SIP
header, then ACK must be send to same IP used for INVITE.
Without this whole session is broken.
Please look call log. Call is dropped by remote end because ACK not
received.

вт, 19 июн. 2018 г. в 2:18, Michael Jerris <mike at jerris.com>:

> Setting fs_path like that is used to force a locked in outbound proxy for
> that dialog.  The behavior you are seeing is intended behavior.
>
>
> On Jun 12, 2018, at 4:45 AM, Sergey Safarov <s.safarov at gmail.com> wrote:
>
> root of issue
> ACK send to IP resolved via DNS for value defined as "fs_path", rather
> than defined in contact string.
>
> more details
> https://freeswitch.org/jira/browse/FS-11190
>
> вт, 12 июн. 2018 г. в 10:30, Sergey Safarov <s.safarov at gmail.com>:
>
>> Are anybody experiences issue when for some of calls  ACK send to other
>> IP.
>> http://prntscr.com/jtxkbz
>> in this case FS in bypass media with two profiles (1 to internet, 2
>> intranet).
>> INVITE is send to DNS name that is resolved to
>>
>>    1. 10.0.9.32
>>    2. 10.0.9.33
>>    3. 10.0.9.34
>>    4. 10.0.9.35
>>
>> FS 1.6.19
>>
>> Contact on 200 message is correct
>>
>> SIP/2.0 200 OK Via: SIP/2.0/TCP 10.0.9.51:12000;rport=39049;branch=
>> z9hG4bKBH60NQjSZj36a From: "Anonymous" <sip:+12022553656 at 10.0.9.51>;tag=
>> rH5cBQarr559D To: <sip:13013688630 <(301)%20368-8630>@metropolis.ack.one>;tag=UDv7UXv3B53Da
>> Call-ID: b0e4d7e1-e79e-1236-8cb9-02420a000933 CSeq: 123998414 INVITE
>> Contact: <sip:13013688630 <(301)%20368-8630>@10.0.9.33:11000;transport=tcp>
>> User-Agent: proxy.ackone.com Allow: INVITE, ACK, BYE, CANCEL, OPTIONS,
>> MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE
>> Now for future investigate FS upgrader to 1.6.20 and enabled siptrace and
>> loglevel
>>
>> Sergey Safarov
>>
>
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