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Re: [Linphone-users] no RTP traffic over vpn

From: Gelonida N
Subject: Re: [Linphone-users] no RTP traffic over vpn
Date: Sat, 18 Feb 2012 23:29:54 +0100
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv: Gecko/20120216 Lightning/1.0b2 ""

Bumping This question.

Is there really nobody who knows a nicer fix???

On 02/09/2012 11:21 AM, Gelonida wrote:
> Reposting, as I don't find my post from yesterday
> I have the same problem and found a rather ugly work around.
> Is there any cleaner solution??
> On 12/30/2011 12:20 AM, Konrad Karl wrote:
>> Dear all,
>> (Linphone 3.5 on Fedora 16 x86_64)
> running self compiled linphone under Windows
>> I have two machines on different locations which are connected to the
>> interet via nat router and adsl. (both machines get DHCP addresses in
>> the 192.168.1.x range)
> same setup: two locations, but identical subnet masks for both
>> Both machines are also connected together using openvpn. The IP
>> addresses are something like 10.100.0.x on /dev/tunX. The option
>> to route all traffic over the vpn interface is not set.
> same setup
>> When trying to call the other party directly over the vpn without
>> using a registrar at all like this:  sip:address@hidden
>> the ringtone rings at the machine but no voice/video
>> traffic is sent over the vpn - everything goes to the
>> 192.168.1.x default route and is then lost in the wilderness.
> same setup.
> I am using openser as registrar on teh VPN server (
>> I would like that Linphone detects that the destination is reachable
>> directly via openvpn (the situation is similar to having a second
>> network card + extra cable) and use the proper  IP source addresses
>> and interface.
> same for me.
> I'd like to force linphone to use the VPN interfaces IP address instead
> of its default Internet IP address (ethernet or WLAN)
>> (by using the openvpn "redirect-gateway def1" I can achieve the
>> desired result but then all other traffic is routed over the vpn too
>> which I want to avoid)
> same for me I can't affort to route everything over the VPN
> Now my 'ugly' work around.
> I configure linphhone's network setup to say, that it is behind a NAT
> firewall and that its public IP address is my IP address on my VPN
> network device (TAP device under windows)
> The drawback of this method is rather obvious.
> after having established a VPN address I have to change my linphonerc
> and only then I can startup linphone.
> I'd rather prefer to path the sources such, that it always uses it's IP
> address on the VPN device and not the one of the default internet
> network device.
> Any tips / hints at which part of the sources to look?
> Another 'interesting' information is, that Linphone 3.3 works without
> problems, so something must have changed in the code since, which might
> have a negative impact on above mentioned scenario
> Thanks a lot in advance for recommendations / suggestions.

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