[c-nsp] ASR1006 Upgrade

[Chuck Church]

Well, yeah.  If you've got the budget to keep an $80,000+ router laying
around doing nothing most of the time, a lab is the best place to get
proficient at this.  Not all ISP would have this luxury.  The small one I
support occasionally certainly doesn't.

Chuck

-----Original Message-----
From: Mark Tinka [mailto:mark.tinka at seacom.mu] 
Sent: Wednesday, January 14, 2015 7:32 AM
To: cisco-nsp at puck.nether.net
Cc: Chuck Church; 'Jordi Magrané Roig'
Subject: Re: [c-nsp] ASR1006 Upgrade

On Wednesday, January 14, 2015 02:06:28 PM Chuck Church
wrote:

> It depends on how long your maintenance window is. 
> Reloading the whole chassis is vastly easier, but you'll be down about 
> 5 minutes I'm guessing. ISSU is much less.

It's not uncommon to inflate a maintenance window to account for some
unforeseen eventuality.

>  Also, if you've never done ISSU, and you've got a maintenance window 
> with a lot of time, this might be the time to try the ISSU just to see 
> how it's done, and what to look out for.  There are lots of tricks and 
> gotchas.
> Easier to learn something when you're not under pressure to have 
> something fixed with minimal downtime.

Ummh - lab?

Mark.