Date: Wed, 17 Jan 2001 16:11:48 +0100 (MET) From: Mark Lastdrager <mark@pine.nl> To: Peter Brezny <peter@sysadmin-inc.com> Cc: <freebsd-net@FreeBSD.ORG> Subject: Re: Redundant connections from separate isp's possible? Message-ID: <Pine.GSO.4.30.0101171558380.6031-100000@atro.pine.nl> In-Reply-To: <001701c080ae$3d1931a0$46010a0a@sysadmininc.com>
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At Wed, 17 Jan 2001, owner-freebsd-net@FreeBSD.ORG wrote: >We're a small web hosting company wanting to have multiple routes from >separate isp's coming into the webservers from the outside so that if one >connection goes down, the other connection can still reach the servers. > >Can this be done? Is this possible with freebsd as the router? Are there >better options from cisco et. al.? > >I searched the -net mail list archives and found a lot about load balancing >multiple servers so one didn't get overloaded, but that's not our problem. >We want multiple load balanced connections from the internet into the same >server/network. > >Can this be done with separate isp's? or am I asking for trouble? we >currently have a single t1 and are looking at a 2.5 mbit DSL line to >augment/backup the t1. of course a different provider means a different >network range allocated to us. And here is where things get fuzzy for me. >What do i tell internic?...ns1 -->network range 1, ns2 -->network range 2 >and have the name server hold an IP from each isp's network range? You'll need at least two ISP's, your own IP addresses, an ASN and lots of clue ;-) See http://www.netaxs.com/~freedman/bgp/bgp.html for more info about BGP4. This can be done using FreeBSD and zebra (/usr/ports/net/zebra). Mark Lastdrager -- Pine Internet BV :: tel. +31-70-3111010 :: fax. +31-70-3111011 PGP 92BB81D1 fingerprint 0059 7D7B C02B 38D2 A853 2785 8C87 3AF1 Today's excuse: Domain controler not responding To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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