[Freeswitch-users] 3CX-Sip-Trunk / Freeswitch cannot reach 3CX
alex at freeswitch.com
Fri Dec 14 02:33:34 UTC 2018
"Port unreachable" is a network (routing/NAT/firewall) issue.
On Thu, Dec 13, 2018 at 2:00 AM Thorsten Göllner <tg-maillistings at level5.de>
> has anybody experience with 3CX-SIP-Trunks? I have installed Freeswitch
> and added an extension (trunk-1). On 3CX-Side I added a SIP-Trunk
> (generic sip provider) and I can see a succesfull registration. Now I
> make a call to Freeswitch and want to pass it to 3CX-Sip-Trunk. But when
> bridging to user/trunk-1 I get a "Originate Resulted in Error Cause: 41
> [NORMAL_TEMPORARY_FAILURE]" error (with no delay).
> 3CX is installed as a VM in a Azure-Cloud behind NAT. I disabled local
> iptables and the Firewall-Test on 3CX is all fine.
> Freeswitch is on bare metal with a public ip.
> When making a call, wireshark on 3CX-machine shows the INVITE followed
> by "Destination unreachable (Port unreachable)". But I am not sure, if
> this is a firewall-issue or something else.
> Any idea?
> Thanks in advance,
> Professional FreeSWITCH Services
> sales at freeswitch.com
> Official FreeSWITCH Sites
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> FreeSWITCH-users at lists.freeswitch.org
Alex Sibyakin | Support Engineer
FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
Email: alex at freeswitch.com
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