NetFlow and sFlow Configuration Guide on Cisco 8000 Series Routers, Cisco IOS XR Releases

PDF

NetFlow and sFlow Configuration Guide on Cisco 8000 Series Routers, Cisco IOS XR Releases

Flow monitoring on egress interfaces

Want to summarize with AI?

Log in

Explains how flow monitoring on egress interfaces enhances network visibility, prioritizes outbound traffic, and improves security through encapsulated and decapsulated data analysis.


A flow monitoring on egress interfaces is a network feature that

  • prioritizes outbound traffic for enhanced control,

  • enables advanced monitoring and management of data exiting the network, and

  • provides comprehensive insights into encapsulated and decapsulated packets using egress sFlow.

Flow monitoring on egress interfaces reference information

Describes how flow monitoring on egress interfaces enhances network visibility, prioritizes outbound traffic, and improves security through encapsulated and decapsulated data analysis.

Flow monitoring on egress interfaces is a network visibility feature that:

  • prioritizes outbound traffic for enhanced control,

  • enables advanced monitoring and management of data exiting the network, and

  • provides comprehensive insights into encapsulated and decapsulated packets using egress sFlow.

Encapsulated and decapsulated data monitoring in sFlow plays a crucial role in protecting sensitive information transmitted across the network. Encapsulation adds an extra layer of information to data, allowing verification of authenticity and integrity, and making it more difficult for attackers to intercept or modify data during transmission. Decapsulation removes this layer, enabling network devices to analyze the underlying information and take appropriate actions in real time. This proactive approach helps identify and prevent attacks or anomalies, improving overall network security.

Lists the feature history and supported platforms for flow monitoring on egress interfaces.

Table 1. Feature History Table

Feature Name

Release Introduced

Description

Flow monitoring on Egress Interface

Release 26.2.1

Introduced in this release on: Fixed Systems (8700 [ASIC: K100]) (select variants only*)

This feature requires egress feature capability on supported platforms. Use the hw-module profile edge-mode CLI command to enable the feature.

The feature introduces these changes:

CLI:

  • hw-module profile edge-mode

  • show hw-module profile edge-mode

*This feature is now supported on:

  • 8711-48Z-M

  • 8712-MOD-M