[c-nsp] active/standy failover

Nick Hilliard nick at foobar.org
Fri Jan 28 15:40:50 EST 2011


On 28/01/2011 20:21, Deric Kwok wrote:
> 1/ ls it same as ASA?

yes

> 2/ How about the physical connection? using Hub or switch. eg: router
> --- hub A ----then one is active --- hub B
>
>                                     hub A  --- one is standy --------
> hub B

Yes, this configuration will work.  The connection should be a layer 2 
link. You can't use a routed link with a L3 gateway in the middle.

> 3/ I know it needs same ios and licence, Do it have special requirement?

no.

> 4/ Where is port for cross over cable between active and standy?

you need two ports, one to signal failover, and the other to transmit the 
firewall state.

Nick


More information about the cisco-nsp mailing list