[j-nsp] EX3200/4200 Uplink modules NOT hot swappable

Alexandre Snarskii snar at snar.spb.ru
Fri Jul 31 10:28:05 EDT 2009


On Fri, Jul 31, 2009 at 04:02:25PM +0200, Malte von dem Hagen wrote:
> Hi there, I just like to share with you:
> 
> It may be, the one or other of you reads the datasheet of EX3200/4200 switches
> and runs over the following, unspectacular and expected passage with just a
> slight nod:
> 
> "Uplink modules can be installed without powering down the switch, enabling
> users to add high-speed connectivity at any time or migrate from one uplink type
> to the other to deliver the ultimate in flexible, high-performance
> interconnectivity."
> 
> from http://www.juniper.net/us/en/local/pdf/datasheets/1000215-en.pdf
> 
> The above is wrong and promises, what J can't keep:
> http://www.juniper.net/techpubs/en_US/release-independent/junos/topics/reference/general/uplink-module-ex3200-ex4200.html#jd0e161

Yeah, for ex-series OIR still means "Online Insert and Reboot", 
just like with old cisco's 7500... However, as far as I know, 
"true OIR" (without reboot) is roadmapped to Q4 2009. 

> 
> Very evil when you build Virtual Chassis and keep in mind "well, if I need more
> Uplink, I'll extend later...".
> 
> Lesson learned: Don't believe just data sheets. Good to have redundant switches.
> 
> rgds,
> 
> .m
> 



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