[cisco-voip] OS Upgrades and Patches When the WAN is Down - Quick Question

[Jonathan Charles]

Don't do it.

If you are upgrading a subscriber, it MUST have connectivity to the
Pub... and vice versa...

While the OS upgrades will surely work, the CCM patches will  fail (as
they do DB checks against the publisher during the upgrade)...



Jonathan

On 6/19/07, Miller, Steve <MillerS at dicksteinshapiro.com> wrote:
>
>
> We are planning to upgrade the base OS and patch one Publisher and two
> Subscribers this Saturday night.  All of our building power where our
> servers reside will be "on", but our WAN circuits come into our complex in
> an adjacent building where the power will be shut down for up to 12 hours.
> Assuming that the WAN circuits will be dead, should we go ahead and load the
> software or should we wait until the WAN circuits are fully operational?  We
> normally load the Pub/reboot and then load the Subs and reboot after each
> new piece of software is loaded.  Please let me know if there can be
> negative repercussions.  Thank you!
>
>
> Steve Miller
> Telecom Engineer
> Dickstein Shapiro LLP
> 1825 Eye Street NW | Washington, DC 20006
> Tel (202) 420-3370| Fax (202) 330-5607
> MillerS at dicksteinshapiro.com
>
>
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