Am 16.10.2014 um 23:25 schrieb Michael Knill <[email protected]>:
> Thanks Michael. That sounds perfect. > I am thinking though that the SIP trunk does not really need to go through > the VPN e.g. no NAT problems as its on the external Astlinux addresses. > The only traffic going through the VPN is the console extension traffic (and > BLF). > > What do you think? > > Regards > Michael Knill For me it works perfectly fine with the SIP trunk going through the VPN tunnel. > On 17 Oct 2014, at 8:01 am, Michael Keuter <[email protected]> wrote: > > > Am 16.10.2014 um 22:20 schrieb Michael Knill > <[email protected]>: > >> Hi group >> >> I have been struggling to work out how to set up a multisite company with >> Astlinux. >> Basically they want to have a central answering point but essentially all >> sites are autonomous e.g. each site has their own SIP service which is >> routed to the main site but used for outgoing calls from that site. I have >> SIP trunks set up between them and thats working fine however as their >> Internet connections are slow, I cannot afford to have hair pinning of calls >> or at least one hop only. >> >> I first tried routing via the SIP trunk, but when the call is transferred >> (usually back to the original site) the call is hair pinned all the way to >> the Head Office and back. direct media does not fix the problem either. >> I then though that I could remotely register extensions to each site on the >> head office console phone so the transfer is local to the remote system. >> Good thought but Im having lots of trouble having both a SIP trunk and a >> passthrough SIP extension on the same box. >> My next thought was using the above idea but getting rid of the NAT problem >> with a VPN. >> >> Does anyone have any other ideas. Im losing my hair. >> >> Regards >> Michael Knill > > Hi Michael, > > I have a customer with a similar setup: one main office with 4 branch > offices. Every site has its own SIP trunk to an VoIP provider for outgoing > calls. > Most incoming calls are going through the main office with has 3 queues. Each > branch office has an OpenVPN client connection to the main office and a SIP > trunk to the main office. > The important point is: the host (IP) of the main office SIP trunk in the > branch offices needs to be the virtual VPN IP address (e.g. 10.8.x.1) not the > LAN address! > > All SIP endpoints (of the branch offices) can login as agents into each of > the 3 queues of the main office. That works fine in combination with FOP2. > Prosody is needed for distributed device status (if needed). > I never had any routing or NAT issue. > > Michael > > http://www.mksolutions.info > > > > > > ------------------------------------------------------------------------------ > Comprehensive Server Monitoring with Site24x7. > Monitor 10 servers for $9/Month. > Get alerted through email, SMS, voice calls or mobile push notifications. > Take corrective actions from your mobile device. > http://p.sf.net/sfu/Zoho > _______________________________________________ > Astlinux-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/astlinux-users > > Donations to support AstLinux are graciously accepted via PayPal to > [email protected]. > > > ------------------------------------------------------------------------------ > Comprehensive Server Monitoring with Site24x7. > Monitor 10 servers for $9/Month. > Get alerted through email, SMS, voice calls or mobile push notifications. > Take corrective actions from your mobile device. > http://p.sf.net/sfu/Zoho > _______________________________________________ > Astlinux-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/astlinux-users > > Donations to support AstLinux are graciously accepted via PayPal to > [email protected]. Michael http://www.mksolutions.info ------------------------------------------------------------------------------ Comprehensive Server Monitoring with Site24x7. Monitor 10 servers for $9/Month. Get alerted through email, SMS, voice calls or mobile push notifications. Take corrective actions from your mobile device. http://p.sf.net/sfu/Zoho _______________________________________________ Astlinux-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/astlinux-users Donations to support AstLinux are graciously accepted via PayPal to [email protected].
