Fw: [Serusers] replication and rtpproxy

But this will work only if the client uses your DNS servers, because the DNS entries are cached by the other nameservers - or do you have a very short TTL configured? I think also softclients will have problems as Windows XP by default caches the DNS lookups. regards, klaus Andres wrote: > Hi Klaus, > > We use DNS updates. We have special scripts based on sipsak (Thanks

> that check all SIP servers every minute. If something is wrong, then we > update our DNS dynamically to point to another SIP Server. If the UAs

> unable to register then they redo their DNS query and find the new IP. > Works quite well in combination with replication since the backup server

> the exact duplicate location table. > > Regards, > Andres > > ----- Original Message ----- > From: "Klaus Darilion" <klaus.mailinglists(a)pernau.at> > To: "Nils Ohlmeier" <nils(a)iptel.org> > Cc: <serusers(a)lists.iptel.org> > Sent: Thursday, February 26, 2004 9:59 AM > Subject: Re: [Serusers] replication and rtpproxy > > > >> >>Nils Ohlmeier wrote: >> >>>On Thursday 26 February 2004 03:28, Arnd Vehling wrote: >>> >>>>Next question :) Is there any way that a failover server pickups the >>>>neccessary port bindings for portaones rtpproxy or do will all >>>>"rtpproxied" sessions fail when a failover server will take over >>>>a primary server? >>> >>> >>>As currently the rtp-proxy has to run on the same host as SER it does > > not make > >>>much sence IMHO to think about taking over rtp-proxy sessions. Then you > > would > >>>need some kind of rtp-proxy session replication, which should be easy > > when > >>>the nathelper module and the rtp proxy ever uses IP protocol for >>>communication. But all this will only work if the backup server takes > > over > >>>the IP of the failed server, and you are not using SRV backup servers > > for > >>>example (except that a SRV backup can obviously also can takeover the > > IP). > >>Is it yet possible to build redundancy on top of SRV? I tested some >>clients (Xlite, Budgetone-100, Windows Messenger 4.7) wether they use >>SRV records to locate the proxy and Messenger is the only one who uses