BGP advertise route

Unanswered Question
Jul 14th, 2008
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Hi all,

Refering to below config. can router advertise to outside, Since as i know, router can only advertise route

when the interface subnet mask is exactly match with subnet mask under router bgp xxx. But now the two subent mask are not

match (, So can router advertise to outside


interface FastEthernet0/1

ip address

duplex auto

speed auto


router eigrp zzzz

redistribute bgp xxxx metric 1024 100 200 200 1500




no auto-summary

no eigrp log-neighbor-changes


router bgp xxxx

no synchronization

bgp log-neighbor-changes

network mask

network mask



neighbor remote-as yyyy

neighbor soft-reconfiguration inbound

no auto-summary

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Giuseppe Larosa Mon, 07/14/2008 - 23:17
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yes if one of the following actions is done

a) you enable auto-summary under router bgp

b) you create an aggregate for the net under router bgp but take care to have at least a component subnet in the BGP table

Hope to help



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