From: Joe Chang (changjoe@earthlink.net)
Date: Thu Jan 22 2004 - 23:37:47 GMT-3
Isn't synchronization an issue only when your network is acting as a transit
AS? In other words, isn't sychronization usually turned off?
----- Original Message -----
From: "Ashok Verma (ashoverm)" <ashoverm@cisco.com>
To: <ccielab@groupstudy.com>
Sent: Wednesday, January 21, 2004 8:07 PM
Subject: BGP Question ( No Sync)
> Hi All
>
> I have a query about the NO SYNC .
>
> I have following topology
>
>
> R1______R2
> \
> \ __R3
>
>
> R1, R2, R3 are in same AS and R1and R2 are FR ( where R2 is Hub and
> ospf area 1 is running between them ), and R2- R3 is the normal HDLC
> connection( OSPF area 0 is running between them).
>
> BGP peering is done using the Loopback addresses , and peering is
> working fine.Here R2 is working as Route reflector(only R2 is peer to R1
> and R3,no peering between R2 and R3)
>
> When I create a loopback on R1, and adverise with network command. It
> reaches to R2 , but not as the best route and hence it is not send to
> R3. Since the network was not redistributed in OSPF, I feel it is a
> issue of Syncronization .so I disable the sync on R2 and then route is
> avilable on R3.
>
> Am I doing correct ?
> Is NO sync is allowed in Real Lab exam?
>
> Thanks in advance
>
>
> Ashok Kumar Verma
> CCIP,CCDP,CCNP
> Network Consulting Engineer
> Customer Advocacy Advanced Service Dep.
> Service Provider AS Div.2
> Cisco Systems, K.K.Japan.
>
> Tel: +81-3-5324-4583
> e-mail: ashoverm@cisco.com
>
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