Procedure 5 - Apply The Initial ACL On The Port And Enable Authentication

This step will prepare the port for Monitor Mode: Applying a default ACL on the port without denying any traffic.

Step 1
Apply the initial ACL (ACL-ALLOW).

  • C3750X(config-if-range)#ip access-group ACL-ALLOW in
Step 2
Turn authentication on.

  • C3750X(config-if-range)#authentication port-control auto