Numerous attacks using duplicate packets, changed packets, or out-of-order packets are able to successfully evade and pass through the Cisco IPS appliance when it is operating in inline mode. What could be causing this problem?
In tuning a Cisco IPS signature, you need to edit the regexp string of the Cisco IPS signature, but when editing the signature, the regexp string of the signature cannot be edited. What should you do?
A Cisco IPS appliance running in a network environment with asymmetrical traffic flow is experiencing many false positive alerts that are triggered by the 13000 signature ID. What can the IPS administrator tune on the IPS to reduce the false positives?