Thanks for the reply matthew, basically I've been looking at going to a dmz model for a while as currently everything runs through a single sbs2003 server and when it's churning drives doing something sometimes audio errors occur.
Cheers, Dean > -----Original Message----- > From: Matthew Rubenstein [mailto:[EMAIL PROTECTED] > Sent: Tuesday, 14 November 2006 11:41 AM > To: Dean Collins > Cc: Asterisk-Users > Subject: RE: [asterisk-users] Dual Wan Router with Failover > > There are several dual-WAN routers with load balancing and failover, > including the Xincom Twin-WAN series that I have tested OK with SIP (as > NAT): http://www.xincom.com/twinwan.php . Their other products probably > work, too. > > Keep in mind that load balancing on these devices assigns each > TCP/IP > *connection* to its own WAN interface. So a large transfer on a single > connection is limited by the bandwidth of whichever interface it's > started on, even if the transfer starts slow enough to get assigned to a > smaller bandwidth interface, then expands to require the bandwidth from > the other WAN. The tech to de/multiplex streams works "well" only when > connecting to a single router endpoint, over relatively few hops that > can lengthen unpredictably the path some deplexed tackets travel. UDP > works better, but it still doesn't really work that well. What works > well is assigning different WANs to different apps' traffic, using > multiple WANs for failover, or just accepting that these techs are > better than nothing, and offer cheap ways to at least avoid a single > point of failure in the WAN scheme. > > > On Tue, 2006-11-14 at 08:07 -0700, > [EMAIL PROTECTED] wrote: > > Date: Tue, 14 Nov 2006 10:07:41 -0500 > > From: "Dean Collins" <[EMAIL PROTECTED]> > > Subject: RE: [asterisk-users] Dual Wan Router with Failover > > To: "Asterisk Users Mailing List - Non-Commercial Discussion" > > <[email protected]> > > Message-ID: > > > <[EMAIL PROTECTED]> > > Content-Type: text/plain; charset="US-ASCII" > > > > Hi Jason, > > I was looking for an external solution outside of my asterisk box so > > that I can load balance my other website/email traffic as well. > > > > > > Cheers, > > > > Dean > > > > > > > -----Original Message----- > > > From: > > [EMAIL PROTECTED] [mailto:asterisk-users- > > > [EMAIL PROTECTED] On Behalf Of Jason > > > Sent: Tuesday, 14 November 2006 11:00 AM > > > To: Asterisk Users Mailing List - Non-Commercial Discussion > > > Subject: Re: [asterisk-users] Dual Wan Router with Failover > > > > > > If you don't mind using linux, linux can do some fairly intense load > > > balancing all built in. Check out the Linux Virtual Server project. > > As > > > for WAN failover, if you again don't mind using linux, you can > > script > > a > > > simple ping to the internet (I would ping at least 3 hosts) and if > > that > > > fails, fail to your second ISP. You can also do some crazy fun > > stuff > > > with linux advance routing and bonding. > > > > > > Jason > > > The place where you made your stand never mattered, > > > only that you were there... and still on your feet > > > > > > > > > > > > Dean Collins wrote: > > > > > > > > Are you looking for load balancing or failover. > > > > > > > > > > > > > > > > Also is there a cheaper way of implementing load balancing than > > $845 > > > > appliance? > > > > > > > > > > > > > > > > > > > > > > > > Cheers, > > > > > > > > > > > > > > > > Dean > > > > > > > > > > > > > > > > > > ------------------------------------------------------------------------ > > > > > > > > *From:* [EMAIL PROTECTED] > > > > [mailto:[EMAIL PROTECTED] *On Behalf Of > > *Todd- > > > > Asterisk > > > > *Sent:* Tuesday, 14 November 2006 9:26 AM > > > > *To:* Asterisk Users Mailing List - Non-Commercial Discussion > > > > *Subject:* Re: [asterisk-users] Dual Wan Router with Failover > > > > > > > > > > > > > > > > I've been looking for this as well.. I need to support up to 20 > > VOIP > > > > phones over Internet as the Asterisk server is off-site. We'll > > have > > > > multiple cable modems or DSL routers. > > > > > > > > > > > > > > > > I found this device which looks promising - does anyone have any > > > > experience with this? > > > > > > > > http://www.peplink.com/productsLoader.php?productName=balance > > > > > > > > > > > > > > > > Todd > > > > > > > > > > > > > > > > On Nov 13, 2006, at 8:49 PM, Dovid B wrote: > > > > > > > > > > > > > > > > Hi List, > > > > > > > > Does anyone know of a good dual wan router that can handle SIP > > well > > > > and can failover between connections if there is a SIP issue on > > one > > of > > > > the lines (meaning there still is a connection however there isnt > > > > enough bandwith or sip packets arent going thru etc.) ? > > > > > > > > > > > > > > > > Thanks. > > > > > > > > > > > > > > > > Dovid > -- > > (C) Matthew Rubenstein _______________________________________________ --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
