nanog mailing list archives

Re: Best practices for sending network maintenance notifications


From: joel jaeggli <joelja () bogus com>
Date: Wed, 6 Apr 2016 17:02:41 -0300

On 4/6/16 3:56 PM, Dan Mahoney, System Admin wrote:
All,

We recently, at $dayjob, had one of our peers (at Symantec)  send out a
network maint notification, putting 70 addresses in the "To:" field,
rather than using BCC or the exchange's mailing list.

Naturally, when you mail 30 addresses, of the forms peering@ and noc@
various organizations, you're likely to hit at least a few
autoresponders and ticket systems...

And at least one or two of those autoresponders are of course brainded
and configured to reply-all.  (In this case, Verizon's ServiceNow setup
was such a stupid responder).  And that made things fun in our own
ticket system, as our RT setup happily created a bunch of tickets.

My question for the group -- does anyone know if there's a "best
practices" for sending maint notifications like this?  An RFC sort of
thing?


In general I'd push for a little automation for the sending of
notifications as reducing the likelihood of mishap.

Targeting bcc is nice, but so does simply generating a message for each
peer precludes this. we store contact information which bgp neighbor
parameters in our config generation.

While it would define a social protocol, rather than a truly technical
one, if there's not such a document, it seems like it could useful.  And
once such a thing exists, exchanges could of course helpfully point
their members AT it (for both their humans, and ticket systems, to follow).

-Dan



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