From: Edison Ortiz (edisonmortiz@gmail.com)
Date: Thu Feb 08 2007 - 11:42:21 ART
It seems you are getting confused with subnet-zero :)
That's a /24, not a /16
----- Original Message -----
From: "Mohammad Saeed" <mzsaeed@gmail.com>
To: "David Prall" <dcp@dcptech.com>
Cc: "Cisco certification" <ccielab@groupstudy.com>
Sent: Wednesday, February 07, 2007 5:44 PM
Subject: Re: no auto-summary under BGP
> Is there any way to avoid this summary address?
>
> Regards,
>
> Mohammad Zahed Saeed
>
> On 2/7/07, David Prall <dcp@dcptech.com> wrote:
>> Redistribute connected
>>
>> Your getting 149.1.0.0/24 from local because it is a connected interface.
>> You have a neighbor 149.1.0.8 and neighbor 149.1.0.6 on this interface.
>>
>> --
>> http://dcp.dcptech.com
>>
>>
>> > -----Original Message-----
>> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
>> > Behalf Of Mohammad Saeed
>> > Sent: Wednesday, February 07, 2007 5:13 PM
>> > To: Bob Watson
>> > Cc: Cisco certification
>> > Subject: Re: no auto-summary under BGP
>> >
>> > Hi,
>> >
>> > Now here is the BGP config of R5 and I have added no
>> > auto-summary in it but still it has summary network address
>> > in its BGP table??? How R5 is getting this 149.1.0.0, I don't
>> > understand, can any one explain?
>> >
>> >
>> > router bgp 100
>> > no synchronization
>> > bgp router-id 150.1.5.5
>> > bgp log-neighbor-changes
>> > redistribute connected route-map CONNECTEDTOBGP neighbor
>> > 149.1.0.6 remote-as 100 neighbor 149.1.0.6
>> > route-reflector-client neighbor 149.1.0.8 remote-as 100
>> > neighbor 149.1.0.8 route-reflector-client neighbor
>> > 149.1.254.3 remote-as 200 neighbor 150.1.4.4 remote-as 100
>> > neighbor 150.1.4.4 update-source Loopback0 neighbor
>> > 150.1.4.4 route-reflector-client no auto-summary !
>> >
>> > and here is partial out put of bgo table of R5.....
>> >
>> > R5# sh ip bgp
>> >
>> > * 149.1.254.3 0 200 54 i
>> > *>i119.0.0.0 149.1.0.6 0 100 0 54 i
>> > * 149.1.254.3 0 200 54 i
>> > *> 149.1.0.0/24 0.0.0.0 0 32768 ?
>> > *> 149.1.7.0/24 149.1.254.3 0 200 300 ?
>> > *>i149.1.8.0/24 149.1.0.8 0 100 0 ?
>> > r>i149.1.44.0/24 150.1.4.4 0 100 0 ?
>> > *> 149.1.77.0/24 149.1.254.3 0 200 300 ?
>> > *>i149.1.88.0/24 149.1.0.8 0 100 0 ?
>> > *> 149.1.123.0/24 149.1.254.3 0 200 300 ?
>> > *> 149.1.127.0/24 149.1.254.3 0 200 300 ?
>> >
>> >
>> > Regards,
>> >
>> > Mohammad Zahed Saeed
>> >
>> >
>> > On 2/6/07, Mohammad Saeed <mzsaeed@gmail.com> wrote:
>> > > Thank you very much Bob....
>> > >
>> > > Regards,
>> > >
>> > > Mohammad Zahid Saeed
>> > >
>> > > On 2/6/07, Bob Watson <watson.robert@gmail.com> wrote:
>> > > > none as your not advertising or redistributing any
>> > subprefix routes
>> > > >
>> > > > from the doccd
>> > > >
>> > > > auto-summary (BGP)
>> > > >
>> > > > To configure automatic summarization of subnet routes into
>> > > > network-level routes, use the auto-summary command in
>> > address family
>> > > > or router configuration mode. To disable automatic
>> > summarization and
>> > > > send subprefix routing information across classful network
>> > > > boundaries, use the no form of this command.
>> > > >
>> > > >
>> > > > On 2/6/07, Mohammad Saeed <mzsaeed@gmail.com> wrote:
>> > > > >
>> > > > > Hello Every Body,
>> > > > >
>> > > > > Can some body tell me the what differnce this no
>> > auto-summary will
>> > > > > make under bgp configuration...
>> > > > >
>> > > > > conf t
>> > > > > router bgp 100
>> > > > > bgp router-id 150.1.5.5
>> > > > > no synch
>> > > > > neighbor 149.1.254.3 remote-as 200 neighbor 150.1.4.4 remote-as
>> > > > > 100 neighbor 150.1.4.4 update-source lo0 neighbor 150.1.4.4
>> > > > > route-reflector-client neighbor 149.1.0.6 remote-as 100
>> > neighbor
>> > > > > 149.1.0.6 route-reflector-client neighbor 149.1.0.8
>> > remote-as 100
>> > > > > neighbor 149.1.0.8 route-reflector-client
>> > > > > no auto-summary ??????
>> > > > > end
>> > > > > wr
>> > > > >
>> > > > > Regards,
>> > > > >
>> > > > > Mohammad Zahed Saeed
>> > > > >
>> > > > >
>> > > >
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