[29912] in North American Network Operators' Group

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Running BGP4 on a Core Router

daemon@ATHENA.MIT.EDU (HANSEN CHAN)
Sun Jul 9 19:59:49 2000

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Date: Sun, 09 Jul 2000 19:49:37 -0400
From: "HANSEN CHAN" <hansen.chan@alcatel.com>
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Hi folks,

I was hearing that typically BGP4 is run on all routers inside a POP,
including access routers connecting to customers, border routers
connecting other ISPs and core routers connecting to other POPs in the
same network.

I can understand why BGP4 is run on access and border routers. But
running BGP4 on core routers is beyond my understanding. I thought you
don't need to run BGP4 on core routers which are considered to be
interior nodes.

Can someone shed some light on what is the benefit of running BGP4 on
the core routers?

Thanks,
Hansen



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