this http://www.xgforce.com/loadbalancer.html might help too at cheaper price.
Matt ----- Original Message ----- From: "Andres" <[EMAIL PROTECTED]> To: "Asterisk Users Mailing List - Non-Commercial Discussion" <asterisk-users@lists.digium.com> Sent: Sunday, March 27, 2005 10:37 PM Subject: Re: [Asterisk-Users] High Availability on Asterisk > > > Matthew Boehm wrote: > > >>Hi, > >> > >>I would like to know if Asterisk (installed on Linux or Free BSD) have any > >>possibility of high availability (such as, if one box down, the other one > >>get all configuration)? > >> > >> > > > > F5 networks currently makes a layer-7 SIP aware load balancer. I was on > >a call with them on Friday and their lowest end model was $21,000 for a > >500Mbit throughput switch. > > > > Or, you can get a 3rd box and put SER on it to load balance/failover any > >number of asterisk boxes. Cheap and easy. Problem is, what happens when that > >SER box gets overloaded? If it does, then you are pushing 10,000 calls per > >second. And if you are pushing 10,000 calls per second then you can afford > >the $21K switch above. > > > >-Matthew > > > > > > > To put things in perspective, a top of the line multiprocessing DMS > Switch from Nortel Networks, costs millions of dollars. Call > Processing Capacities of TDM switches are rated in BHCAs (busy hour call > attempts). A TDM switch like this can do 7 million BHCAs, which > translated into seconds is less that 2,000 calls per second. 10,000 > calls per second is one hell of a lot of calls. I am sure that not even > Vonage with its half a million subs is doing 10,000 calls per second on > their entire network. If they did then they would be processing 36 > million calls an hour. > > -- > Andres > > > > _______________________________________________ > Asterisk-Users mailing list > Asterisk-Users@lists.digium.com > http://lists.digium.com/mailman/listinfo/asterisk-users > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > _______________________________________________ Asterisk-Users mailing list Asterisk-Users@lists.digium.com http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users