nanog mailing list archives

RE: Exchange point networks


From: "Barry Raveendran Greene" <bgreene () cisco com>
Date: Mon, 8 Jan 2001 13:29:49 -0800




Another difference is cost:

+ Router Server - cost is workstation, software, and training. You need to
buy the RS software. $120,000 (Merit's price) is a lot of money to collect
for an IXP project in places like Kenya, Sri Lanka, Uganda, Philippines,
etc.).

+ Router Reflector - cost is a router (or a unix box with gated) and
training. (3620 works fine for a IXP with +60 ISPs).

Barry



-----Original Message-----
From: owner-nanog () merit edu [mailto:owner-nanog () merit edu]On Behalf Of
William B. Norton
Sent: Monday, January 08, 2001 11:27 AM
To: Bill Woodcock; nanog () merit edu
Subject: Re: Exchange point networks



One difference is that Route Servers, like the ones run by Merit
RSNG team,
are based on the Internet Routing Registry, whereas route reflectors are
not. Route Server routes are re-announced based upon configured
IRR policy.

I also think of Route Reflectors as being both internal AS (IGP) and
external AS (BGP) re-announcers whereas Route Servers are
strictly inter-AS
(BGP).

Bill

I've also heard some symantic confusion between route-servers and route
reflectors.  In conversation, I usually assume that distinction to be
between functionally equivalent boxes operating in the plenum between a
number of administrative domains (a route-server) or as glue between
regions or ASes within one administrative domain (a route reflector).
I don't know how common that understanding would be, though.  Anyone have
any better thoughts on the difference between a route-server and a route
reflector?






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