Issue of IPS-BYPASS

Hello experts,

I work with 2 4260 and a 4270, I implement vlan pair and I would like to know what is happening with the traffic, if for some reason any the IPS fails. Lets say that the failure is due to a power problem.

Thank you

Yes. You want to create a stand of path between the VLAN 310 and 311 in the switch.

Add an additional interface to each VLAN on the switch, cables and an ethernet cord.

Turn on Spanning Tree Protocol VLAN 310 and 311 and set the path to "fail-over" through your cable connection to a higher treatment costs.

After STP BTDU do not pass through the sensor IPS, booth path through the failover cable will be activated.

You'll have to play with the calendar options so he can arrive in less than the standard STP of 15 seconds or more.

-Bob

Tags: Cisco Security

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