Well, for a start, there's a single director, which means a single point of failure. Really, I wonder why they even bother.
> -----Original Message----- > From: Sergio García Murillo [mailto:[EMAIL PROTECTED] > Sent: Monday, April 24, 2006 9:44 AM > To: Asterisk Users Mailing List - Non-Commercial Discussion > Subject: RE: [Asterisk-Users] Connecting to a cluster of SIP servers > > > > How about using LVS? > > http://www.ultramonkey.org/3/topologies/lb-overview.html > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Douglas Garstang > Sent: lunes, 24 de abril de 2006 17:12 > To: Asterisk Users Mailing List - Non-Commercial Discussion > Subject: RE: [Asterisk-Users] Connecting to a cluster of SIP servers > > You can't use round robin DNS. Round robin DNS will cause > every SIP packet to potentially go through a different static > path, which will break things. > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > > Sent: Saturday, April 22, 2006 5:27 AM > > To: 'Asterisk Users Mailing List - Non-Commercial Discussion' > > Subject: RE: [Asterisk-Users] Connecting to a cluster of SIP servers > > > > > > Although there maybe a better way, this would work: > > > > 1. Add the IP's into your sip.conf and set qualify=yes. > > 2. Make your dialplan something like the following: > > exten => _X.,1,Dial,SIP/[EMAIL PROTECTED] > > exten => _X.,2,Hangup > > exten => _X.,102,Dial,SIP/[EMAIL PROTECTED] > > exten => _X.,103,Hangup > > exten => _X.,203,Dial,SIP/[EMAIL PROTECTED] > > exten => _X.,204,Hangup > > exten => _X.,304,Dial,SIP/[EMAIL PROTECTED] > > exten => _X.,305,Hangup > > > > This would make your failover work but certainly wouldn't > > help with the load > > balancing between the servers. If any cannot qualify or are > > congested, they > > will automatically failover to the next server. > > > > I believe most people use an SER proxy for this type of > > application. It > > seems to work well with the round robin type DNS. > > > > William > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of > > Steve Hill > > Sent: Saturday, April 22, 2006 5:13 AM > > To: [email protected] > > Subject: [Asterisk-Users] Connecting to a cluster of SIP servers > > > > > > My Asterisk server is connecting to "sip.plus.net", which > resolves to > > multiple IP addresses: > > > > sip.plus.net. 300 IN A 84.92.0.75 > > sip.plus.net. 300 IN A 84.92.0.76 > > sip.plus.net. 300 IN A 84.92.5.189 > > sip.plus.net. 300 IN A 84.92.5.190 > > > > If one of these machines is down (i.e. it's not replying to the SIP > > packets or it's sending back ICMP Port Unreachable), Asterisk > > keeps trying > > the same server. Shouldn't Asterisk move on to the next server > > automatically in this case? It seems to only way to do this > > at the moment > > is to run the "reload" command, which causes it to do a DNS > > lookup and it > > may then pick one of the other servers. > > > > -- > > > > - Steve > > xmpp:[EMAIL PROTECTED] sip:[EMAIL PROTECTED] > http://www.nexusuk.org/ > > Servatis a periculum, servatis a maleficum - Whisper, > Evanescence > > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > Asterisk-Users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > > > __________ NOD32 1.1447 (20060316) Information __________ > > This message was checked by NOD32 antivirus system. > http://www.eset.com > > > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > Asterisk-Users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > _______________________________________________ > --Bandwidth and Colocation provided by Easynews.com -- > > Asterisk-Users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -------------------------------------------------------------- > ------------------------ > This message and any files transmitted with it are > confidential and intended solely > for the use of the individual or entity to whom they are > addressed. 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