How BGP verify Next-hop

From: Mohamed T. Kondela (mtaib@sagia.gov.sa)
Date: Mon Jan 22 2007 - 16:08:56 ART


Any idea what method is used by BGP to verify the next-hop reachability
? How does a BGP router know that the next hop is reachable or not?
Icmp?
Show ip route x.x.x.x ?

I am just trying to know what exactly they are doing in the back ground.

Regards
Mohamed T. Kondela
Senior Network Engineer
IT Dept.
Fax: 4473037 x 303
mtaib@sagia.gov.sa
Saudi Arabian General Investment Authority

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