ACL config
as-path access-list regular expression should be applied on 2@ to only allow updates originating fom AS65501 or autonomous systems directly attached to AS65501: ^65501_[0-9]*$
Tag: ACL
Pre-Blocking ACL entries
The Pre-Blocking ACL entries override the blocking ACL entries generated by the sensor, is a true statment about a Pre-Block ACL configured when setting up your sensor to perform IP Blocking.
Performing IPS deny actions
By defualt, to perform IPS deny actions, the ACL is applied when using IOS-IPS, to the ingress interface of the offending packet.