[j-nsp] Strange BGP behaviour on 10.0R3

[Keegan Holley]

Stupid question, but have you tried simply clearing the arp cache and seeing
what comes back?

On Tue, Oct 12, 2010 at 5:48 AM, William Jackson <wjackson at sapphire.gi>wrote:

> Hi
>
>
>
> We are seeing some strange behavior on an MX with 10.0R3.
>
>
>
> We have an Ethernet link to a switch where we have multiple eBGP peers.
>
> We and the peer are seeing the session come up and then expiring with
> hold-time received messages, other peers on the same segment work 100%.
>
>
>
> When doing a pcap we are seeing the following happen:
>
>
>
> Setup and establish session BGP session.
>
> Once established our router then starts to send the updates to the
> correct IP address but a different MAC.  The pcap doesn't show any
> strange ARP behaviour, the MAC address that is suddenly used belongs to
> another peer.
>
>
>
> The session then obviously times out, we haven't seen messages or
> indicators as to why this is happening.  JTAC are looking at it but
> don't seem to know why either.
>
> Anyone else seen this type of behavior?
>
>
>
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