Re: EEM to keep BGP peer shut during an interface flap

Hey Matt,

Why not just use BFD?
If the BFD peer is down (ie no keep alive or interface goes down) BGP will immediately reroute via other peer.

Chris

On 13/08/2013, at 7:52 PM, Mathew <mathewfer_at_gmail.com> wrote:

> Hi,
>
> I tested two EEM applet configs:
>
> - One check for syslog for an interface down and CLI to shut down BGP peer.
> - Second one to no shut the BGP peer when syslog entry is seen with
> interface up.
>
> In fact the interface that I want check is NOT being used for this BGP
> peering so there is no way to do it with BGP configuration.
>
> The above two EEM configs works but the issue is that when this interface
> start to flap, EEM keep shutting and no-shutting BGP peer. I want to avoid
> this as it results in BGP flap.
>
> Has any body tried an EEM solution to keep the BGP peer shut during an
> interface flap?
>
> I do not mind keeping the BGP shut till interface flapping is over but how
> do we do/detect it with EEM?
>
> Thanks in advance for your replies.
>
> Mathew
>
>
> --
> Thanks
>
> Mathew
>
>
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Received on Tue Aug 13 2013 - 20:53:32 ART