[c-nsp] 3750/3750E stack upgrade downtime?

[Dirk-Jan van Helmond]

I'd rather live in cable-hell than use pass-trough modules....




On Apr 1, 2009, at 10:15 , Elmar K. Bins wrote:

> Dirk,
>
> c-nsp at djvh.nl (Dirk-Jan van Helmond) wrote:
>
>> We're thinking about getting some Cisco CBS 3110 blade switches to
>> aggeregate the interfaces from the bladeservers. The CBS3110 can  
>> stack
>> and is factually just an 3750 in a blade enclosure and has the same
>> roadmap as the 3750.
>> I would very much like to have ISSU on these switches, otherwise an
>> IOS upgrade means downtime for an entire bladechassis, which is
>> unacceptable.
>> Unfortunately ISSU is not supported and not on the roadmap :(
>>
>> I've asked my accountmanager @Cisco, so you please ask yours. Maybe  
>> if
>> we ask kind enough, they will think about it ;)
>
> Your best bet might be to buy pass-through modules and use a couple
> of unstacked 3750s (or 3560s)...it's also a hell of a lot cheaper.
>
> Elmar.