Private IP address in 'Contact' field using STUN

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Private IP address in 'Contact' field using STUN

Postby antler » Thu May 19, 2011 2:27 pm

Hallo forum,

I have searched for a hint of a fix for this problem @ 2 weeks now and am going absolutely nowhere, I am sure someone, somewhere has the answer, whether it be a config issue or a BUG, I have to ask.

I do not currently have a fixed IP address hence I am using STUN. On fire up of the PBX, the STUN message [CM506001] is sent and I recieve the correct response [CM506002].
I have, in my VoIP provider settings under 'Advanced > Registration Settings > Which IP to use in 'Contact' field for registration > 'External (STUN resolved).

Then why

1) does my registration message to my actual VoIP provider [1+1] contain my private IP address [Cause: 403 Keine RFC1918-IPs erlaubt] and
2) why are there two registration attempts milliseconds later for the failed registration even though the failed point states 'in 5 minutes' plus a second registration for the sucessfull registration to another route?

14:42:18.265 [CM504004]: Registration succeeded for: 10001@fb
14:42:18.171 [CM504007]: Next attempt to register 10000@1+1 is scheduled in 5 minute
14:42:18.140 [CM504005]: Registration failed for: 10000@1+1; Cause: 403 Keine RFC1918-IPs erlaubt; from IP:212.227.67.131:5060
14:42:18.093 [CM504003]: Sent registration request for 10001@fb
14:42:18.078 [CM504003]: Sent registration request for 10000@1+1
14:42:18.015 IP(s) added:[192.168.178.28]
14:42:09.375 [CM504004]: Registration succeeded for: 10001@fb
14:42:09.218 [CM504007]: Next attempt to register 10000@1+1 is scheduled in 5 minute
14:42:09.171 [CM504005]: Registration failed for: 10000@1+1; Cause: 403 Keine RFC1918-IPs erlaubt; from IP:212.227.67.131:5060
14:42:09.062 [CM504003]: Sent registration request for 10001@fb
14:42:08.937 [CM504003]: Sent registration request for 10000@1+1
14:42:08.796 [CM506002]: Resolved SIP external IP:port (84.59.164.155:5066) on Transport 192.168.178.28:5066
14:42:08.718 [CM506001]: STUN request to resolve SIP external IP:port mapping is sent to STUN server 212.227.67.194:3478 over Transport 192.168.178.28:5066
14:42:08.468 Transport [ V4 192.168.178.28:5066 UDP target domain=unspecified mFlowKey=780 ] is joined to SIP multicast group
14:42:07.953 Failed to obtain short path name for [C:\Documents and Settings\All Users\Application Data\3CX\Bin\Cert]
14:42:07.953 [CM501006]: Default Local IP address: [192.168.178.28]
14:42:07.937 [CM501007]: *** Started Calls Controller thread ***
14:42:07.937 [CM501002]: Version: 10.0.19079.0
14:42:07.937 [CM501001]: Start 3CX PhoneSystem Call Manager
14:42:07.265 [EC200001]: Configuration server is connected: application:[myPCname]:5485/DBProvider local:127.0.0.1:2975 remote:127.0.0.1:5485
14:42:07.171 [CM501009]: License Info: Loaded Succeeded

When I select the 'Specified IP' under 'Advanced > Registration Settings > Which IP to use in 'Contact' field for registration >, the registration is 100% sucessfull.

Note that I am able to sucessfully connect direct to my provider with a 3cx softphone v6 running on the same PC that I have the 3cx server.

I have also attached a comprehenisve wireshark trace

Good&Bad.txt
(25.61 KiB) Downloaded 22 times


Any help would be appreciated and thanks in advance.

Antler
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Re: Private IP address in 'Contact' field using STUN

Postby davidbenwell » Fri May 20, 2011 12:32 pm

Can you post screen shot of the following screen?

>> Settings > Network Settings (Stun server)
Dave Benwell - 3CX Certified Professional

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Office: 01702 66 88 36
Skype: it-communications

3CX Phone System licensing - Special Offers
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Re: Private IP address in 'Contact' field using STUN

Postby antler » Fri May 20, 2011 6:10 pm

Hallo David,

Thank you very much for responding and here is a file attachment of the screen shot you have asked for...[unsure as to how to place the actual screenshot within this page!]

Gruß

Antler.
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Re: Private IP address in 'Contact' field using STUN

Postby davidbenwell » Fri May 20, 2011 7:13 pm

click submit a support ticket under my name and use the tool to upload the picture.
Dave Benwell - 3CX Certified Professional

Image

Office: 01702 66 88 36
Skype: it-communications

3CX Phone System licensing - Special Offers
Online Shop - Video How-To Guides

Image
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Re: Private IP address in 'Contact' field using STUN

Postby antler » Fri May 20, 2011 10:05 pm

Hallo Dave,

Ticket with STUN config attachment raised, Ticket ID: JQ4QZ31B8H

Gruß

Antler.
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Re: Private IP address in 'Contact' field using STUN

Postby startelecom » Sat Feb 04, 2012 8:11 pm

Has this been addressed?
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