[Freeswitch-users] Freeswitch drops calls after 32 seconds
David Villasmil
david.villasmil.work at gmail.com
Tue Apr 7 08:48:58 UTC 2020
+1 plus check the phone are not using STUN and are configured to use their
own IPs, I’ve seen this a lot.
On Tue, 7 Apr 2020 at 04:03, Ken Rice <krice at freeswitch.org> wrote:
> Firewall? For whatever reason FS is not getting the ACKs from the
> 192.168.1.225 machine to the 200OK telling it the call was answered. You
> can see this where the FS box sends multiple 200 Oks. When FS doesn’t get
> the ACK within 32 seconds it kills the call.
>
> On 4/6/20, 8:39 PM, "FreeSWITCH-users on behalf of MikeKulls" <
> freeswitch-users-bounces at lists.freeswitch.org on behalf of
> freeswitch at mikesdriveway.com> wrote:
>
> I've installed freeswitch on a Raspberry PI 3 with pretty much bog
> stock
> config. The only change I've done is to delete the ipv6 profiles and
> changed the default password. I've connected a few different clients,
> 3
> soft phones and 2 ATAs. When making calls with some of the clients the
> calls are dropped after 32 seconds. For other clients the calls will
> proceed for half an hour no issues. I have absolutely no complexity
> here, it's all internal phones on the local /24 lan. There are no
> firewalls, traffic only goes via a switch. I have no external SIP
> gateway, none of the clients are behind a NAT. I've done extensive
> googling and everything I find talks about NAT issues and VPNs,
> multiple
> subnets etc. I'm not running any of that. Packet capture and more
> details below.
>
>
> Some of the things I've tried
>
> - complete OS and freeswitch reinstall on the PI
>
> - disable IPv6 on the PI (made a big improvement, now the remote phone
> rings instantly instead of long delay)
>
> - full OS update before installing freeswitch
>
> - tried clients with both UDP and TCP
>
> - install freeswitch on CentOS 7.
>
> - Disable SIP ALG on router (traffic not going through router anyway)
>
> - Tried all devices on a different network switch
>
> - Tried client options like "use rport" etc
>
>
>
>
> What works:
>
> - Cisco SPA3102 ATA
>
> - Voiper latest version on Windows
>
>
> What doesn't work
>
> - Latest Voiper on android
>
> - Older version of voiper on windows
>
> - Billion 7404VGP
>
> - Android version of Voip by antisip
>
>
>
> TShark capture of a call dropping. IPs are:
>
> 192.168.1.245 Freeswitch
>
> 192.168.1.225 Windows PC with older copy of voiper
>
> 192.168.1.202 Cisco ATA
>
>
> 1 0.000000000 192.168.1.225 â 192.168.1.245 SIP/SDP 1038 Request:
> INVITE sip:1004 at 192.168.1.245;transport=UDP |
> 2 0.005573031 192.168.1.245 â 192.168.1.225 SIP 917 Status: 407
> Proxy Authentication Required |
> 3 0.011167520 192.168.1.225 â 192.168.1.245 SIP 408 Request: ACK
> sip:1004 at 192.168.1.245;transport=UDP |
> 4 0.016217586 192.168.1.225 â 192.168.1.245 SIP/SDP 1314 Request:
> INVITE sip:1004 at 192.168.1.245;transport=UDP |
> 5 0.037157271 192.168.1.245 â 192.168.1.225 SIP 413 Status: 100
> Trying |
> 6 0.094830064 192.168.1.245 â 192.168.1.202 SIP/SDP 1283 Request:
> INVITE sip:1004 at 192.168.1.202:5083;transport=tcp |
> 7 0.115792718 192.168.1.202 â 192.168.1.245 SIP 365 Status: 100
> Trying |
> 8 0.115932040 192.168.1.245 â 192.168.1.202 TCP 54 5060 â 5083
> [ACK] Seq=1230 Ack=312 Win=63784 Len=0
> 9 0.124784941 192.168.1.202 â 192.168.1.245 SIP 526 Status: 180
> Ringing |
> 10 0.124863118 192.168.1.245 â 192.168.1.202 TCP 54 5060 â 5083
> [ACK] Seq=1230 Ack=784 Win=63784 Len=0
> 11 0.151217241 192.168.1.245 â 192.168.1.225 SIP/SDP 1205 Status:
> 183 Session Progress |
> 12 2.263254019 192.168.1.202 â 192.168.1.245 SIP/SDP 901 Status:
> 200
> OK |
> 13 2.263406934 192.168.1.245 â 192.168.1.202 TCP 54 5060 â 5083
> [ACK] Seq=1230 Ack=1631 Win=63784 Len=0
> 14 2.272446033 192.168.1.245 â 192.168.1.202 SIP 471 Request: ACK
> sip:1004 at 192.168.1.202:5083;transport=tcp |
> 15 2.284211777 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 16 2.469876726 192.168.1.202 â 192.168.1.245 TCP 60 5083 â 5060
> [ACK] Seq=1631 Ack=1647 Win=16000 Len=0
> 17 2.784653094 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 18 3.785916037 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 19 5.787085997 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 20 8.903231371 192.168.1.245 â 192.168.1.225 TCP 54 5060 â 56460
> [ACK] Seq=1 Ack=1 Win=501 Len=0
> 21 8.903781836 192.168.1.225 â 192.168.1.245 TCP 60 [TCP ACKed
> unseen segment] 56460 â 5060 [ACK] Seq=1 Ack=2 Win=8212 Len=0
> 22 9.788128841 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 23 13.788284085 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 24 17.788442453 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 25 20.361180947 192.168.1.225 â 192.168.1.245 UDP 60 5060 â 5060
> Len=4
> 26 21.788537538 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 27 25.788690954 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 28 29.789847278 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 29 32.583226442 192.168.1.245 â 192.168.1.202 TCP 54 [TCP
> Keep-Alive] 5060 â 5083 [ACK] Seq=1646 Ack=1631 Win=63784 Len=0
> 30 32.584076227 192.168.1.202 â 192.168.1.245 TCP 60 [TCP
> Keep-Alive
> ACK] 5083 â 5060 [ACK] Seq=1631 Ack=1647 Win=16000 Len=0
> 31 33.790019961 192.168.1.245 â 192.168.1.225 SIP/SDP 1169 Status:
> 200 OK |
> 32 34.284637050 192.168.1.245 â 192.168.1.225 SIP 704 Request: BYE
> sip:1002 at 192.168.1.225:5060;transport=UDP |
> 33 34.327728390 192.168.1.245 â 192.168.1.202 SIP 672 Request: BYE
> sip:1004 at 192.168.1.202:5083;transport=tcp |
> 34 34.344437951 192.168.1.202 â 192.168.1.245 SIP 381 Status: 200
> OK |
> 35 34.393228415 192.168.1.245 â 192.168.1.202 TCP 54 5060 â 5083
> [ACK] Seq=2265 Ack=1958 Win=63784 Len=0
> 36 34.422931003 192.168.1.225 â 192.168.1.245 SIP 466 Status: 200
> OK |
> 37 38.352414375 192.168.1.225 â 192.168.1.245 TCP 60 [TCP ACKed
> unseen segment] 56460 â 5060 [PSH, ACK] Seq=1 Ack=2 Win=8212 Len=4
> 38 38.352610259 192.168.1.245 â 192.168.1.225 TCP 56 [TCP Previous
> segment not captured] 5060 â 56460 [PSH, ACK] Seq=2 Ack=5 Win=501 Len=2
> 39 38.393526512 192.168.1.225 â 192.168.1.245 TCP 60 [TCP ACKed
> unseen segment] 56460 â 5060 [ACK] Seq=5 Ack=4 Win=8212 Len=0
>
> --
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>
>
>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire
> https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
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> https://freeswitch.com
>
>
>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://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
> https://freeswitch.com
--
Regards,
David Villasmil
email: david.villasmil.work at gmail.com
phone: +34669448337
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