Overview
This topic lists the various traffic mirroring methods available, such as ERSPAN, local SPAN, and ACL-based mirroring and so on. Understanding these types allows you to select the most appropriate capture technique for monitoring network data or analyzing dropped packets within your specific environment.
The router supports these traffic mirroring types:
Starting with Cisco IOS XR Software Release 7.0.14, the configurations of ERSPAN and security ACLs do not impact each other and have no dependencies. Both can be applied simultaneously.