[c-nsp] Cisco Friends

[Mark Tinka]

On 8/5/25 10:05, Chris Welti wrote:

>>
>
> Using the multi-step upgrade "install package replace" (or "install 
> prepare" on the older IOS-XR versions), you can relatively painlessly 
> do the time-consuming steps (copying/importing the ISO/package 
> installation) before the actual upgrades. Then, when you are ready to 
> do the upgrades during your maintenance window, you can just "install 
> apply" and it is rather quick.
> Still, I do prefer the replace one file approach in classic IOS.
>
> Other than that, we only upgrade when really necessary (critical 
> security bug, new feature). Luckily, that happens very rarely.

Which makes sense for the core (where IOS XR was born).

But Metro-E and edge applications can be rather volatile just for 
features alone, never mind bugs.

Anyway, if you are not unhappy, that's good :-).

Mark.