[c-nsp] Operational impact of switching from ingress to egress replication mode

[Jeffrey Pazahanick]

John,
Having switched back and forth a few times, I never noticed more than
a 1-2 second outage.
What version of code are you on?

On Tue, Sep 21, 2010 at 11:59 AM, John Neiberger <jneiberger at gmail.com> wrote:
> We're going to be doing a whole bunch of maintenance tonight during a
> maintenance window. One of the many things on our plate is to switch
> from ingress replication mode to egress on some 7600s that have a few
> hundred multicast routes on them. We know there is going to be at
> least a minor blip while things settle down after making the change,
> but I wanted to see if anyone on the list has done this and what the
> operational impact was. I've heard there will be slight interruption
> in traffic, but what sort of interruption are we talking about? Are we
> speaking about a second or two?
>
> I'm asking because we're trying to decide if we want to split this out
> to another night. If the disruption is minor and the risk is low then
> we'll do it tonight. Otherwise, we might choose to do it on a separate
> night.
>
> Any thoughts?
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