- Written by Phillip Jie
- Posted on 12月 19, 2019
- Updated on 2月 5, 2022
- 14469 Views
This article describes the support for specifying User Defined Fields(UDF) in Port ACLs including IPv4, IPv6, and
- Written by Haotian Zhang
- Posted on 6月 4, 2020
- Updated on 5月 25, 2026
- 14376 Views
This article describes the support for Filtered Mirroring using security ACL. The user can selectively mirror packets based on the statement in the configured IPv4, IPv6 or MAC ACL.
- Written by Ayush
- Posted on 9月 5, 2025
- Updated on 9月 5, 2025
- 1881 Views
User Defined Fields (UDFs) are access-list (ACL) filters that consist of an offset into a packet and a pattern to match at the given offset. It can be used to match non-standard fields in a packet that don’t have existing well-defined filter criteria. An example of a non-standard field is bytes at an arbitrary offset within a UDP payload.