[Freeswitch-users] Call Recovery when using TCP
Anthony McGarry
agtmcgarry at gmail.com
Thu Jul 25 14:19:20 MSD 2013
Hi,
Opened Jira.
http://jira.freeswitch.org/browse/FS-5638
On 25 Jul 2013, at 02:04, Cal Leeming [Simplicity Media Ltd] <cal.leeming at simplicitymedialtd.co.uk> wrote:
> Hi Anthony (McGarry),
>
> If possible, could you spend a few minutes summarizing this thread and create a JIRA ticket? That way it won't get forgotten about, and helps us keep track of things better. [1]
>
> Also for future ref, try and use the FS pastebin for pasting logs otherwise it makes threads a bit hard to read [2]
>
> Thank you!
>
> Cal
>
> [1] http://wiki.freeswitch.org/wiki/Reporting_Bugs#Reporting_A_Bug_With_JIRA
> [2] http://wiki.freeswitch.org/wiki/Reporting_Bugs#Using_The_Pastebin
>
>
> On Thu, Jul 25, 2013 at 12:20 AM, Anthony McGarry <agtmcgarry at gmail.com> wrote:
> Still the same with auth-calls off. Appreciate the time you've spent on this.
> If you have time to put it in the lab then sure, if not no worries.
>
> On 24 Jul 2013, at 23:50, Anthony Minessale <anthony.minessale at gmail.com> wrote:
>
>> is it any different if you turn off auth-calls?
>>
>> There must be something subtle about it that is not obvious.
>> I may need to have it labbed up where i can actually mess with the code to figure it out.
>>
>>
>>
>> On Wed, Jul 24, 2013 at 5:29 PM, Anthony McGarry <agtmcgarry at gmail.com> wrote:
>> http://pastebin.freeswitch.org/21235
>>
>> On 24 Jul 2013, at 23:17, Anthony Minessale <anthony.minessale at gmail.com> wrote:
>>
>>> can you do that again with this extra command right before recover is executed?
>>>
>>> sofia loglevel all 9
>>>
>>> maybe its failing on tcp and reverting to udp
>>>
>>>
>>> On Wed, Jul 24, 2013 at 5:01 PM, Anthony McGarry <agtmcgarry at gmail.com> wrote:
>>> ok so I added INVITE sip:+353877857933 at voice.plannet21.ie:5060;transport=tcp SIP/2.0 to all outgoing INVITES from my client.
>>>
>>> Uploaded logs from both servers
>>>
>>> before crash
>>> http://pastebin.freeswitch.org/21233
>>>
>>> after crash
>>> http://pastebin.freeswitch.org/21234
>>>
>>>
>>> On 24 Jul 2013, at 22:13, Anthony Minessale <anthony.minessale at gmail.com> wrote:
>>>
>>>> I think I would need to see the whole sip trace of the original invite and the recover leg.
>>>> The only diff I see between mine and yours is mine is using FS on both sides and its including transport=tcp
>>>>
>>>>
>>>> On Wed, Jul 24, 2013 at 4:07 PM, Anthony Minessale <anthony.minessale at gmail.com> wrote:
>>>> maybe its because transport=tcp is not there in the req invite, I'll see if I can force that into the url when applicable.
>>>> The via from the 200ok is the one that is preserved for the recover invite.
>>>> This is all a bit of trickery cos the sofia stack has no idea its doing a recovery it thinks its a new outbound uac call.
>>>> We someday need to change the code to allow us to create a uas instance on demand from the dialog data we have.
>>>>
>>>>
>>>>
>>>> On Wed, Jul 24, 2013 at 3:49 PM, Anthony McGarry <agtmcgarry at gmail.com> wrote:
>>>> So this would make more sense. was scratching my head earlier… didn't make sense
>>>>
>>>> Here's what fs gets
>>>>
>>>> INVITE sip:+353877857933 at voice.plannet21.ie:5060 SIP/2.0
>>>> Via: SIP/2.0/TCP 198.19.255.1:5060;branch=z9hG4bK42DC2424
>>>>
>>>> Here's whats sent from recovering fs
>>>>
>>>> INVITE sip:+35319032109 at 198.19.255.1:5060 SIP/2.0
>>>> Via: SIP/2.0/UDP 78.158.110.24;rport;branch=z9hG4bKXggpr14eHNNKH
>>>> Route: <sip:+35319032109 at 198.19.255.1:35556;transport=tcp>
>>>>
>>>> Looking for differences the only one I can see is rport. I see on fisheye, for the update, I can see reference to sip_network_port, is it related, I have no experience with C. Does the initial invite need to have rport in the via?
>>>> As a test I added rport but still the same behaviour, although 33333 is not real and I just statically set it outgoing from uac, but this causes subsequent packets to update and have the rport present
>>>>
>>>> FS in
>>>>
>>>> INVITE sip:+353877857933 at voice.plannet21.ie:5060 SIP/2.0
>>>> Via: SIP/2.0/TCP 198.19.255.1:5060;branch=z9hG4bK4306116E;rport=33333
>>>>
>>>> SIP/2.0 100 Trying
>>>> Via: SIP/2.0/TCP 198.19.255.1:5060;branch=z9hG4bK4306116E;rport=13129
>>>>
>>>> FS Recover
>>>>
>>>> INVITE sip:+35319032109 at 198.19.255.1:5060 SIP/2.0
>>>> Via: SIP/2.0/UDP 78.158.110.24;rport;branch=z9hG4bKKB0t2By0am6HB
>>>> Route: <sip:+35319032109 at 198.19.255.1:13129;transport=tcp>
>>>>
>>>>
>>>> On 24 Jul 2013, at 18:18, Anthony Minessale <anthony.minessale at gmail.com> wrote:
>>>>
>>>>> Interesting. In the test I did when making the patch, the recover INVITE was tcp, it depends heavily on the VIA header on the original invite having TCP present in it.
>>>>>
>>>>> send 1281 bytes to tcp/[1.x.x.x]:5060 at 17:14:42.035251:
>>>>> ------------------------------------------------------------------------
>>>>> INVITE sip:mod_sofia at 1.x.x.x:5060 SIP/2.0
>>>>> Via: SIP/2.0/TCP 1.x.x.x;branch=z9hG4bKS0Q3SKXvB2Q9r;rport=50938
>>>>> Route: <sip:1004 at 1.x.x.x:50938;transport=tcp>
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Jul 24, 2013 at 5:34 AM, Anthony McGarry <agtmcgarry at gmail.com> wrote:
>>>>> Thanks Anthony, yes latest head worked.
>>>>>
>>>>> A leg still sends the recovery INVITE as UDP however now it has the route header with no loose routing.
>>>>>
>>>>> Route: <sip:+35314611947 at 198.19.255.1:61767;transport=tcp>
>>>>>
>>>>> So I'm assuming the UAC uses this info to find session in UAC Table and reestablishes the session, but as UDP, even though UAC specifically is told to only use TCP.
>>>>>
>>>>> To test I put a firewall in the path and blocked UDP 5060 and the call failed to recover, as expected.
>>>>>
>>>>> So I think for this to work UDP will still need to be open on the UAC to recover the call.
>>>>>
>>>>> As you said it won't work for all UACs or all situations but its a workable solution.
>>>>>
>>>>> For reference this works when UAC is either Cisco or Dialogic.
>>>>>
>>>>>
>>>>> On 23 Jul 2013, at 19:53, Anthony Minessale <anthony.minessale at gmail.com> wrote:
>>>>>
>>>>>> Try latest head, no promises on every endpoint.
>>>>>> P.S. try Jira next time.
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Jul 23, 2013 at 11:24 AM, Anthony McGarry <agtmcgarry at gmail.com> wrote:
>>>>>> I have pasted up the logs from a test call A leg UDP, B leg TCP that recovered ok
>>>>>>
>>>>>> initial call - fs crashed
>>>>>> http://pastebin.com/0xe0QyFC
>>>>>>
>>>>>> recovered call
>>>>>> http://pastebin.com/ByjJ4nhf
>>>>>>
>>>>>>
>>>>>> On 23 Jul 2013, at 16:39, Steven Ayre <steveayre at gmail.com> wrote:
>>>>>>
>>>>>>> Is the B-leg the same call, or a new call?
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On 23 July 2013 16:31, Anthony McGarry <agtmcgarry at gmail.com> wrote:
>>>>>>> Thanks Brian,
>>>>>>>
>>>>>>> Initially I though the same and looked for something to migrate the tcp session, tcpcp and sockmi, but no joy.
>>>>>>>
>>>>>>> I was doing some more testing and noticed that if the B leg was TCP and the A leg UDP the call recovered.
>>>>>>>
>>>>>>> So I though my earlier assumption about TCP connection dropping was wrong as it seems the B leg reestablishes the session on the recovering server.
>>>>>>> The issue just seems to be the recovery of the A leg. FS always sends the A leg recovery INVITE as UDP. Even if original call was TCP. If I could force it to use TCP I believe it would recover the call.
>>>>>>>
>>>>>>> Below is a call with A leg as UDP and B leg as TCP thats recovers fine.
>>>>>>>
>>>>>>> 2013-07-23 16:19:46.419717 [NOTICE] switch_channel.c:1030 New Channel sofia/private/+35319032109 at 198
>>>>>>> 2013-07-23 16:19:46.419717 [NOTICE] switch_channel.c:1028 Rename Channel sofia/private/+35319032109@
>>>>>>> 2013-07-23 16:19:46.419717 [NOTICE] switch_core_sqldb.c:2744 Resurrecting fallen channel sofia/priva
>>>>>>> 2013-07-23 16:19:46.439717 [NOTICE] switch_channel.c:1030 New Channel sofia/internal/0877857933 at 10.1
>>>>>>> 2013-07-23 16:19:46.439717 [NOTICE] switch_channel.c:1028 Rename Channel sofia/internal/0877857933 at 1
>>>>>>> 2013-07-23 16:19:46.439717 [NOTICE] switch_core_sqldb.c:2744 Resurrecting fallen channel sofia/inter
>>>>>>> send 1110 bytes to udp/[10.101.23.203]:5060 at 15:19:46.459562:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> INVITE sip:0877857933 at 10.101.23.203:5060 SIP/2.0
>>>>>>> Via: SIP/2.0/UDP 10.101.23.110;rport;branch=z9hG4bK3tjcc8KU636FS
>>>>>>> Route: <sip:0877857933 at 10.101.23.203:5060;lr>
>>>>>>> Max-Forwards: 70
>>>>>>> From: <sip:ae019032109 at 10.101.23.110:5060>;tag=B8BUB47FmmerF
>>>>>>> To: <sip:0877857933 at 10.101.23.203>;tag=95ffcd055e0f78f7d5d397020e89288dba056a96
>>>>>>> Call-ID: 1054-453-6232013151830-IMG2_DEG-2-10.101.23.203
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Contact: <sip:0877857933 at 10.101.23.110:5060>
>>>>>>> User-Agent: LAB - SBC
>>>>>>> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY
>>>>>>> Supported: timer, precondition, path, replaces
>>>>>>> Allow-Events: talk, hold, conference, refer
>>>>>>> Privacy: none
>>>>>>> Content-Type: application/sdp
>>>>>>> Content-Disposition: session
>>>>>>> Content-Length: 246
>>>>>>> X-FS-Support: update_display,send_info
>>>>>>> P-Asserted-Identity: "ae019032109" <sip:ae019032109 at 10.101.23.203>
>>>>>>>
>>>>>>> v=0
>>>>>>> o=FreeSWITCH 1374564092 1374564094 IN IP4 10.101.24.110
>>>>>>> s=FreeSWITCH
>>>>>>> c=IN IP4 10.101.24.110
>>>>>>> t=0 0
>>>>>>> m=audio 28694 RTP/AVP 8 101 13
>>>>>>> a=rtpmap:8 PCMA/8000
>>>>>>> a=rtpmap:101 telephone-event/8000
>>>>>>> a=fmtp:101 0-16
>>>>>>> a=rtpmap:13 CN/8000
>>>>>>> a=ptime:20
>>>>>>> ------------------------------------------------------------------------
>>>>>>> recv 398 bytes from udp/[10.101.23.203]:5060 at 15:19:46.463116:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> SIP/2.0 100 Trying
>>>>>>> Via: SIP/2.0/UDP 10.101.23.110;rport;branch=z9hG4bK3tjcc8KU636FS;received=10.101.23.110
>>>>>>> Call-ID: 1054-453-6232013151830-IMG2_DEG-2-10.101.23.203
>>>>>>> From: <sip:ae019032109 at 10.101.23.110:5060>;tag=B8BUB47FmmerF
>>>>>>> To: <sip:0877857933 at 10.101.23.203>;tag=95ffcd055e0f78f7d5d397020e89288dba056a96
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Server: Dialogic-SIP/10.5.3.372 IMG2_DEG 2
>>>>>>> Content-Length: 0
>>>>>>>
>>>>>>> ------------------------------------------------------------------------
>>>>>>> recv 961 bytes from udp/[10.101.23.203]:5060 at 15:19:46.463966:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> SIP/2.0 200 OK
>>>>>>> Via: SIP/2.0/UDP 10.101.23.110;rport;branch=z9hG4bK3tjcc8KU636FS;received=10.101.23.110
>>>>>>> Call-ID: 1054-453-6232013151830-IMG2_DEG-2-10.101.23.203
>>>>>>> From: <sip:ae019032109 at 10.101.23.110:5060>;tag=B8BUB47FmmerF
>>>>>>> To: <sip:0877857933 at 10.101.23.203>;tag=95ffcd055e0f78f7d5d397020e89288dba056a96
>>>>>>> Contact: <sip:0877857933 at 10.101.23.203:5060>
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Server: Dialogic-SIP/10.5.3.372 IMG2_DEG 2
>>>>>>> Allow: INVITE, BYE, REGISTER, ACK, OPTIONS, CANCEL, SUBSCRIBE, NOTIFY, INFO, REFER, UPDATE
>>>>>>> Supported: path, replaces, timer, tdialog
>>>>>>> Require: timer
>>>>>>> Session-Expires: 1800;refresher=uas
>>>>>>> Accept: application/sdp, application/dtmf-relay, text/plain
>>>>>>> Content-Type: application/sdp
>>>>>>> Content-Length: 239
>>>>>>>
>>>>>>> v=0
>>>>>>> o=Dialogic_SDP 963778 1 IN IP4 10.101.23.203
>>>>>>> s=Dialogic-SIP
>>>>>>> c=IN IP4 10.101.24.203
>>>>>>> t=0 0
>>>>>>> m=audio 8332 RTP/AVP 8 101
>>>>>>> a=rtpmap:8 PCMA/8000
>>>>>>> a=rtpmap:101 telephone-event/8000
>>>>>>> a=fmtp:101 0-15
>>>>>>> a=silenceSupp:off - - - -
>>>>>>> a=ptime:20
>>>>>>> ------------------------------------------------------------------------
>>>>>>> recv 961 bytes from udp/[10.101.23.203]:5060 at 15:19:47.101507:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> SIP/2.0 200 OK
>>>>>>> Via: SIP/2.0/UDP 10.101.23.110;rport;branch=z9hG4bK3tjcc8KU636FS;received=10.101.23.110
>>>>>>> Call-ID: 1054-453-6232013151830-IMG2_DEG-2-10.101.23.203
>>>>>>> From: <sip:ae019032109 at 10.101.23.110:5060>;tag=B8BUB47FmmerF
>>>>>>> To: <sip:0877857933 at 10.101.23.203>;tag=95ffcd055e0f78f7d5d397020e89288dba056a96
>>>>>>> Contact: <sip:0877857933 at 10.101.23.203:5060>
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Server: Dialogic-SIP/10.5.3.372 IMG2_DEG 2
>>>>>>> Allow: INVITE, BYE, REGISTER, ACK, OPTIONS, CANCEL, SUBSCRIBE, NOTIFY, INFO, REFER, UPDATE
>>>>>>> Supported: path, replaces, timer, tdialog
>>>>>>> Require: timer
>>>>>>> Session-Expires: 1800;refresher=uas
>>>>>>> Accept: application/sdp, application/dtmf-relay, text/plain
>>>>>>> Content-Type: application/sdp
>>>>>>> Content-Length: 239
>>>>>>>
>>>>>>> v=0
>>>>>>> o=Dialogic_SDP 963778 1 IN IP4 10.101.23.203
>>>>>>> s=Dialogic-SIP
>>>>>>> c=IN IP4 10.101.24.203
>>>>>>> t=0 0
>>>>>>> m=audio 8332 RTP/AVP 8 101
>>>>>>> a=rtpmap:8 PCMA/8000
>>>>>>> a=rtpmap:101 telephone-event/8000
>>>>>>> a=fmtp:101 0-15
>>>>>>> a=silenceSupp:off - - - -
>>>>>>> a=ptime:20
>>>>>>> ------------------------------------------------------------------------
>>>>>>> recv 961 bytes from udp/[10.101.23.203]:5060 at 15:19:48.070746:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> SIP/2.0 200 OK
>>>>>>> Via: SIP/2.0/UDP 10.101.23.110;rport;branch=z9hG4bK3tjcc8KU636FS;received=10.101.23.110
>>>>>>> Call-ID: 1054-453-6232013151830-IMG2_DEG-2-10.101.23.203
>>>>>>> From: <sip:ae019032109 at 10.101.23.110:5060>;tag=B8BUB47FmmerF
>>>>>>> To: <sip:0877857933 at 10.101.23.203>;tag=95ffcd055e0f78f7d5d397020e89288dba056a96
>>>>>>> Contact: <sip:0877857933 at 10.101.23.203:5060>
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Server: Dialogic-SIP/10.5.3.372 IMG2_DEG 2
>>>>>>> Allow: INVITE, BYE, REGISTER, ACK, OPTIONS, CANCEL, SUBSCRIBE, NOTIFY, INFO, REFER, UPDATE
>>>>>>> Supported: path, replaces, timer, tdialog
>>>>>>> Require: timer
>>>>>>> Session-Expires: 1800;refresher=uas
>>>>>>> Accept: application/sdp, application/dtmf-relay, text/plain
>>>>>>> Content-Type: application/sdp
>>>>>>> Content-Length: 239
>>>>>>>
>>>>>>> v=0
>>>>>>> o=Dialogic_SDP 963778 1 IN IP4 10.101.23.203
>>>>>>> s=Dialogic-SIP
>>>>>>> c=IN IP4 10.101.24.203
>>>>>>> t=0 0
>>>>>>> m=audio 8332 RTP/AVP 8 101
>>>>>>> a=rtpmap:8 PCMA/8000
>>>>>>> a=rtpmap:101 telephone-event/8000
>>>>>>> a=fmtp:101 0-15
>>>>>>> a=silenceSupp:off - - - -
>>>>>>> a=ptime:20
>>>>>>> ------------------------------------------------------------------------
>>>>>>> send 1175 bytes to tcp/[198.19.255.1]:5060 at 15:19:49.473346:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> INVITE sip:+35319032109 at 198.19.255.1:5060;transport=tcp SIP/2.0
>>>>>>> Via: SIP/2.0/TCP 78.158.110.24;rport;branch=z9hG4bKBNF06yNpU187Q
>>>>>>> Via: SIP/2.0/TCP 78.158.110.24;rport;branch=z9hG4bKZ21tSFUQvy38c
>>>>>>> Max-Forwards: 69
>>>>>>> From: "+353877857933" <sip:+353877857933 at 78.158.110.24>;tag=BK8QvjBeDHXtN
>>>>>>> To: <sip:+35319032109 at 198.19.255.1;transport=tcp>;tag=397C7E04-26CA
>>>>>>> Call-ID: f9547f1f-6e4d-1231-028b-001f290685a4
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Contact: <sip:+35319032109 at 78.158.110.24:5060;transport=tcp>
>>>>>>> User-Agent: PlanNet21 Communications - SBC
>>>>>>> Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY
>>>>>>> Supported: timer, precondition, path, replaces
>>>>>>> Allow-Events: talk, hold, conference, refer
>>>>>>> Privacy: none
>>>>>>> Content-Type: application/sdp
>>>>>>> Content-Disposition: session
>>>>>>> Content-Length: 246
>>>>>>> X-FS-Support: update_display,send_info
>>>>>>> P-Asserted-Identity: "+353877857933" <sip:+353877857933 at 78.158.110.24>
>>>>>>>
>>>>>>> v=0
>>>>>>> o=FreeSWITCH 1374569678 1374569680 IN IP4 78.158.110.24
>>>>>>> s=FreeSWITCH
>>>>>>> c=IN IP4 78.158.110.24
>>>>>>> t=0 0
>>>>>>> m=audio 23108 RTP/AVP 8 101 13
>>>>>>> a=rtpmap:8 PCMA/8000
>>>>>>> a=rtpmap:101 telephone-event/8000
>>>>>>> a=fmtp:101 0-16
>>>>>>> a=rtpmap:13 CN/8000
>>>>>>> a=ptime:20
>>>>>>> ------------------------------------------------------------------------
>>>>>>> recv 484 bytes from tcp/[198.19.255.1]:5060 at 15:19:49.536636:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> SIP/2.0 100 Trying
>>>>>>> Via: SIP/2.0/TCP 78.158.110.24;rport;branch=z9hG4bKBNF06yNpU187Q,SIP/2.0/TCP 78.158.110.24;rport;
>>>>>>> From: "+353877857933" <sip:+353877857933 at 78.158.110.24>;tag=BK8QvjBeDHXtN
>>>>>>> To: <sip:+35319032109 at 198.19.255.1;transport=tcp>;tag=397C7E04-26CA
>>>>>>> Date: Tue, 23 Jul 2013 15:19:49 GMT
>>>>>>> Call-ID: f9547f1f-6e4d-1231-028b-001f290685a4
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Allow-Events: telephone-event
>>>>>>> Server: Cisco-SIPGateway/IOS-12.x
>>>>>>> Content-Length: 0
>>>>>>>
>>>>>>> ------------------------------------------------------------------------
>>>>>>> recv 1073 bytes from tcp/[198.19.255.1]:5060 at 15:19:49.601460:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> SIP/2.0 200 OK
>>>>>>> Via: SIP/2.0/TCP 78.158.110.24;rport;branch=z9hG4bKBNF06yNpU187Q,SIP/2.0/TCP 78.158.110.24;rport;
>>>>>>> From: "+353877857933" <sip:+353877857933 at 78.158.110.24>;tag=BK8QvjBeDHXtN
>>>>>>> To: <sip:+35319032109 at 198.19.255.1;transport=tcp>;tag=397C7E04-26CA
>>>>>>> Date: Tue, 23 Jul 2013 15:19:49 GMT
>>>>>>> Call-ID: f9547f1f-6e4d-1231-028b-001f290685a4
>>>>>>> CSeq: 46960329 INVITE
>>>>>>> Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY, INFO, REGISTER
>>>>>>> Allow-Events: telephone-event
>>>>>>> Remote-Party-ID: "Ian McGrath" <sip:+1947 at 198.19.255.1>;party=called;screen=yes;privacy=off
>>>>>>> Contact: <sip:+35319032109 at 198.19.255.1:5060;transport=tcp>
>>>>>>> Supported: replaces
>>>>>>> Supported: sdp-anat
>>>>>>> Server: Cisco-SIPGateway/IOS-12.x
>>>>>>> Supported: timer
>>>>>>> Content-Type: application/sdp
>>>>>>> Content-Length: 247
>>>>>>>
>>>>>>> v=0
>>>>>>> o=CiscoSystemsSIP-GW-UserAgent 3902 8614 IN IP4 198.19.255.1
>>>>>>> s=SIP Call
>>>>>>> c=IN IP4 198.19.255.1
>>>>>>> t=0 0
>>>>>>> m=audio 19050 RTP/AVP 8 101
>>>>>>> c=IN IP4 198.19.255.1
>>>>>>> a=rtpmap:8 PCMA/8000
>>>>>>> a=rtpmap:101 telephone-event/8000
>>>>>>> a=fmtp:101 0-16
>>>>>>> a=ptime:20
>>>>>>> ------------------------------------------------------------------------
>>>>>>> send 440 bytes to tcp/[198.19.255.1]:5060 at 15:19:49.603288:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> ACK sip:+35319032109 at 198.19.255.1:5060;transport=tcp SIP/2.0
>>>>>>> Via: SIP/2.0/TCP 78.158.110.24;rport;branch=z9hG4bKcy8r8S6SraZtK
>>>>>>> Max-Forwards: 70
>>>>>>> From: "+353877857933" <sip:+353877857933 at 78.158.110.24>;tag=BK8QvjBeDHXtN
>>>>>>> To: <sip:+35319032109 at 198.19.255.1;transport=tcp>;tag=397C7E04-26CA
>>>>>>> Call-ID: f9547f1f-6e4d-1231-028b-001f290685a4
>>>>>>> CSeq: 46960329 ACK
>>>>>>> Contact: <sip:+35319032109 at 78.158.110.24:5060;transport=tcp>
>>>>>>> Content-Length: 0
>>>>>>>
>>>>>>> ------------------------------------------------------------------------
>>>>>>> send 466 bytes to udp/[10.101.23.203]:5060 at 15:19:49.606747:
>>>>>>> ------------------------------------------------------------------------
>>>>>>> ACK sip:0877857933 at 10.101.23.203:5060 SIP/2.0
>>>>>>> Via: SIP/2.0/UDP 10.101.23.110;rport;branch=z9hG4bK43B5D34y3cX2m
>>>>>>> Route: <sip:0877857933 at 10.101.23.203:5060;lr>
>>>>>>> Max-Forwards: 70
>>>>>>> From: <sip:ae019032109 at 10.101.23.110:5060>;tag=B8BUB47FmmerF
>>>>>>> To: <sip:0877857933 at 10.101.23.203>;tag=95ffcd055e0f78f7d5d397020e89288dba056a96
>>>>>>> Call-ID: 1054-453-6232013151830-IMG2_DEG-2-10.101.23.203
>>>>>>> CSeq: 46960329 ACK
>>>>>>> Contact: <sip:0877857933 at 10.101.23.110:5060>
>>>>>>> Content-Length: 0
>>>>>>>
>>>>>>> ------------------------------------------------------------------------
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On 23 Jul 2013, at 14:47, Brian West <brian at freeswitch.org> wrote:
>>>>>>>
>>>>>>> > You can't do call recovery on TCP at the moment, You have no way to re-establish the TCP connections once FreeSWITCH goes down.
>>>>>>> >
>>>>>>> > /b
>>>>>>> >
>>>>>>> > Em Jul 23, 2013, às 8:01 AM, Anthony McGarry <agtmcgarry at gmail.com> escreveu:
>>>>>>> >
>>>>>>> >> Anyone using TCP in this scenario? Cannot find what I'm missing.
>>>>>>> >
>>>>>>> >
>>>>>>> > _________________________________________________________________________
>>>>>>> > Professional FreeSWITCH Consulting Services:
>>>>>>> > consulting at freeswitch.org
>>>>>>> > http://www.freeswitchsolutions.com
>>>>>>> >
>>>>>>> >
>>>>>>> >
>>>>>>> >
>>>>>>> > Official FreeSWITCH Sites
>>>>>>> > http://www.freeswitch.org
>>>>>>> > http://wiki.freeswitch.org
>>>>>>> > http://www.cluecon.com
>>>>>>> >
>>>>>>> > FreeSWITCH-users mailing list
>>>>>>> > FreeSWITCH-users at lists.freeswitch.org
>>>>>>> > http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> > UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>> > http://www.freeswitch.org
>>>>>>>
>>>>>>>
>>>>>>> _________________________________________________________________________
>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>> consulting at freeswitch.org
>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Official FreeSWITCH Sites
>>>>>>> http://www.freeswitch.org
>>>>>>> http://wiki.freeswitch.org
>>>>>>> http://www.cluecon.com
>>>>>>>
>>>>>>> FreeSWITCH-users mailing list
>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>> http://www.freeswitch.org
>>>>>>>
>>>>>>> _________________________________________________________________________
>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>> consulting at freeswitch.org
>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Official FreeSWITCH Sites
>>>>>>> http://www.freeswitch.org
>>>>>>> http://wiki.freeswitch.org
>>>>>>> http://www.cluecon.com
>>>>>>>
>>>>>>> FreeSWITCH-users mailing list
>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>>> http://www.freeswitch.org
>>>>>>
>>>>>>
>>>>>> _________________________________________________________________________
>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>> consulting at freeswitch.org
>>>>>> http://www.freeswitchsolutions.com
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Official FreeSWITCH Sites
>>>>>> http://www.freeswitch.org
>>>>>> http://wiki.freeswitch.org
>>>>>> http://www.cluecon.com
>>>>>>
>>>>>> FreeSWITCH-users mailing list
>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>> http://www.freeswitch.org
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Anthony Minessale II
>>>>>>
>>>>>> FreeSWITCH http://www.freeswitch.org/
>>>>>> ClueCon http://www.cluecon.com/
>>>>>> Twitter: http://twitter.com/FreeSWITCH_wire
>>>>>>
>>>>>> AIM: anthm
>>>>>> MSN:anthony_minessale at hotmail.com
>>>>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>>>>>> IRC: irc.freenode.net #freeswitch
>>>>>>
>>>>>> FreeSWITCH Developer Conference
>>>>>> sip:888 at conference.freeswitch.org
>>>>>> googletalk:conf+888 at conference.freeswitch.org
>>>>>> pstn:+19193869900
>>>>>> _________________________________________________________________________
>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>> consulting at freeswitch.org
>>>>>> http://www.freeswitchsolutions.com
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Official FreeSWITCH Sites
>>>>>> http://www.freeswitch.org
>>>>>> http://wiki.freeswitch.org
>>>>>> http://www.cluecon.com
>>>>>>
>>>>>> FreeSWITCH-users mailing list
>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>>> http://www.freeswitch.org
>>>>>
>>>>>
>>>>> _________________________________________________________________________
>>>>> Professional FreeSWITCH Consulting Services:
>>>>> consulting at freeswitch.org
>>>>> http://www.freeswitchsolutions.com
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Official FreeSWITCH Sites
>>>>> http://www.freeswitch.org
>>>>> http://wiki.freeswitch.org
>>>>> http://www.cluecon.com
>>>>>
>>>>> FreeSWITCH-users mailing list
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Anthony Minessale II
>>>>>
>>>>> FreeSWITCH http://www.freeswitch.org/
>>>>> ClueCon http://www.cluecon.com/
>>>>> Twitter: http://twitter.com/FreeSWITCH_wire
>>>>>
>>>>> AIM: anthm
>>>>> MSN:anthony_minessale at hotmail.com
>>>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>>>>> IRC: irc.freenode.net #freeswitch
>>>>>
>>>>> FreeSWITCH Developer Conference
>>>>> sip:888 at conference.freeswitch.org
>>>>> googletalk:conf+888 at conference.freeswitch.org
>>>>> pstn:+19193869900
>>>>> _________________________________________________________________________
>>>>> Professional FreeSWITCH Consulting Services:
>>>>> consulting at freeswitch.org
>>>>> http://www.freeswitchsolutions.com
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Official FreeSWITCH Sites
>>>>> http://www.freeswitch.org
>>>>> http://wiki.freeswitch.org
>>>>> http://www.cluecon.com
>>>>>
>>>>> FreeSWITCH-users mailing list
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>
>>>>
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>>
>>>>
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
>>>> http://wiki.freeswitch.org
>>>> http://www.cluecon.com
>>>>
>>>> FreeSWITCH-users mailing list
>>>> FreeSWITCH-users at lists.freeswitch.org
>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>> http://www.freeswitch.org
>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Anthony Minessale II
>>>>
>>>> FreeSWITCH http://www.freeswitch.org/
>>>> ClueCon http://www.cluecon.com/
>>>> Twitter: http://twitter.com/FreeSWITCH_wire
>>>>
>>>> AIM: anthm
>>>> MSN:anthony_minessale at hotmail.com
>>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>>>> IRC: irc.freenode.net #freeswitch
>>>>
>>>> FreeSWITCH Developer Conference
>>>> sip:888 at conference.freeswitch.org
>>>> googletalk:conf+888 at conference.freeswitch.org
>>>> pstn:+19193869900
>>>>
>>>>
>>>>
>>>> --
>>>> Anthony Minessale II
>>>>
>>>> FreeSWITCH http://www.freeswitch.org/
>>>> ClueCon http://www.cluecon.com/
>>>> Twitter: http://twitter.com/FreeSWITCH_wire
>>>>
>>>> AIM: anthm
>>>> MSN:anthony_minessale at hotmail.com
>>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>>>> IRC: irc.freenode.net #freeswitch
>>>>
>>>> FreeSWITCH Developer Conference
>>>> sip:888 at conference.freeswitch.org
>>>> googletalk:conf+888 at conference.freeswitch.org
>>>> pstn:+19193869900
>>>> _________________________________________________________________________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>>
>>>>
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
>>>> http://wiki.freeswitch.org
>>>> http://www.cluecon.com
>>>>
>>>> FreeSWITCH-users mailing list
>>>> FreeSWITCH-users at lists.freeswitch.org
>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>>> http://www.freeswitch.org
>>>
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>>
>>>
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://wiki.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> http://www.freeswitch.org
>>>
>>>
>>>
>>>
>>> --
>>> Anthony Minessale II
>>>
>>> FreeSWITCH http://www.freeswitch.org/
>>> ClueCon http://www.cluecon.com/
>>> Twitter: http://twitter.com/FreeSWITCH_wire
>>>
>>> AIM: anthm
>>> MSN:anthony_minessale at hotmail.com
>>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>>> IRC: irc.freenode.net #freeswitch
>>>
>>> FreeSWITCH Developer Conference
>>> sip:888 at conference.freeswitch.org
>>> googletalk:conf+888 at conference.freeswitch.org
>>> pstn:+19193869900
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>>
>>>
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://wiki.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> http://www.freeswitch.org
>>
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>>
>>
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>>
>>
>>
>>
>> --
>> Anthony Minessale II
>>
>> FreeSWITCH http://www.freeswitch.org/
>> ClueCon http://www.cluecon.com/
>> Twitter: http://twitter.com/FreeSWITCH_wire
>>
>> AIM: anthm
>> MSN:anthony_minessale at hotmail.com
>> GTALK/JABBER/PAYPAL:anthony.minessale at gmail.com
>> IRC: irc.freenode.net #freeswitch
>>
>> FreeSWITCH Developer Conference
>> sip:888 at conference.freeswitch.org
>> googletalk:conf+888 at conference.freeswitch.org
>> pstn:+19193869900
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>>
>>
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
>
>
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
>
>
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
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