CONTENTS
CHAPTER 1
Configuring Ethernet Dataplane Loopback 1
Prerequisites for Ethernet Data Plane Loopback 1
Restrictions for Ethernet Data Plane Loopback 1
2
Information on Ethernet Data Plane Loopback 2
QoS Support for Ethernet Data Plane Loopback 3
How to Configure Ethernet Data Plane Loopback 3
Enabling Ethernet Data Plane Loopback 3
Starting an Ethernet Data Plane Loopback Session 3
Stopping an Active Session 4
Configuration Examples 4
Example: Configuring External Loopback 4
Example: Configuring Terminal Loopback 4
Verifying Ethernet Data Plane Loopback 5
Example: Verifying Ethernet Dataplane Loopback 5
Use Cases or Deployment Scenarios 6
CHAPTER 2
Configuring Switched Port Analyzer 7
Prerequisites for Configuring Local Span and RSPAN 7
Restrictions for Local Span and RSPAN 8
Understanding Local SPAN and RSPAN 9
Information About Local SPAN Session and RSPAN Session 9
Local SPAN Session 9
Local SPAN Traffic 10
RSPAN Session 10
RSPAN Traffic 10
Destination Interface 11
Source Interface 11
Layer 2 Configuration Guide for Cisco NCS 4200 Series
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