[nsp] Ibgp peer formula

Andrew Lee leea at grnoc.iu.edu
Mon Jul 12 09:18:36 EDT 2004


Well since IBGP should be a full mesh, for n routers, n-1 peerings per router, 
or n*(n-1)/2 adjacencies, are required.  If you don't want to do a full mesh, 
you should use a technique like route reflectors, where each router peers with 
atleast one reflector (RFC 2796).

michael earls wrote:
> Does anyone know the formula to calculate the number of IBGP peers to number
> of routers.  
> 
> michael
> 
> Michael Earls
> 
> http://www.vermeer.org
> 
> PGP Info: KeyID 0x6B823F57 
> Fingerprint C593 449E 1EA3 A984 E6B2 60AF 7FCC B27B 6B82 3F57
> 
> 
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