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System Security Configuration Guide for Cisco NCS 5500 Series Routers, IOS XR Release 24.1.x, 24.2.x, 24.3.x

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The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.

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Updated:: August 1, 2024

Chapter: New and Changed Feature Information

New and Changed Feature Information
System Security Features Added or Modified in IOS XR Release 24.x.x

New and Changed Feature Information

This table summarizes the new and changed feature information for the System Security Configuration Guide for Cisco NCS 5500 Series Routers, and tells you where they are documented.

System Security Features Added or Modified in IOS XR Release 24.x.x


Feature	Description	Changed in Release	Where Documented
MAC Authentication Bypass	This feature was introduced.	Release 24.3.1	MAC Authentication Bypass
Layer 2 Untagged Sub-interface configuration in IEEE 802.1X Port-based Authentication	This feature was introduced.	Release 24.2.1	802.1X Port-Based Authentication
DSCP Marking from TCP Connection Phase for SSH Packets	This feature was introduced.	Release 24.1.1	DSCP Marking for SSH Packets
MACsec support for 1 GbE Optical SFPs	This feature was introduced.	Release 24.1.1	Hardware Support Matrix for MacSec
Multi-Factor Authentication for SSH	This feature was introduced.	Release 24.1.1	Multi-Factor Authentication for SSH
Interaction with MASA through gRPC	This feature was introduced.	Release 24.1.1	Interaction with MASA through gRPC
Pre-upload Pinned-Domain Certificate	This feature was introduced.	Release 24.1.1	Interacting with MASA Through Web Application

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