This article describes the support for specifying User Defined Fields(UDF) in Port ACLs including IPv4, IPv6, and

This article describes the support for specifying User Defined Fields (UDF) in Router ACLs including IPv4 and IPv6

This article describes the support for specifying User Defined Fields (UDF) in Sub interface ACLs including IPv4 and

This document describes the support for user-defined fields (UDF) acl rules in QoS policy feature. This feature is an extension of QoS policy to allow increased flexibility of the match criteria by using user-defined fields which will help customers control traffic based on other parts of the packet header and payload that is not supported by the other key-fields.

User Defined Field (UDF) filtering enables offset-based matching. This feature supports the use of UDFs on EOS 7280R3 platforms.