Install Guide

Table Of Contents
To display the current configuration of the reserved VLAN, enter the show vlan command.
Configuration procedure for Remote Port Mirroring
To configure remote port mirroring, you must configure:
1. A reserved VLAN used to transport mirrored packets on source, intermediate, and destination switches
2. A source session that consists of multiple source ports, port channels, and VLANs which are associated with the dedicated
VLAN and located on different source switches
3. A destination session that consists of multiple destination ports associated with the dedicated VLAN and located on different
destination switches
Configuring a RSPAN VLAN for RPM
Following are the steps for configuring a RSPAN VLAN for RPM.
You must repeat the below mentioned steps on source, intermediate, and destination switches.
1. Enter global configuration mode.
EXEC mode
configure terminal
2. Create a VLAN to transport mirrored traffic in RPM.
CONFIGURATION mode
interface vlan vlan-id
3. Configure the RSPAN VLAN to be used to transport mirrored traffic in RPM.
VLAN INTERFACE mode
mode remote-port-mirroring
4. Configure a tagged port to carry mirrored traffic in the VLAN.
VLAN INTERFACE mode
tagged interface
You can repeat this command to configure additional tagged ports for the VLAN.
Configuring a source session
Following are the steps for configuring a source session on a switch.
You can configure the below steps on other source switches to configure additional source ports for this RPM session.
1. Configure a new RPM session and specifying type as rpm defined a RPM session.
CONFIGURATION mode
monitor session session-id type rpm
The session-id needs to be unique.
2. Configure the source ports or list of ports, ingress/egress traffic to be monitored.
MONITOR SESSION mode
source {interface | range | any} destination remotevlan vlan-id direction {rx | tx |
both}
3. Activate a RPM session. no disable command is mandatory in order for a RPM session to be active.
MONITOR SESSION mode
no disable
4. (Optional) Enable flow-based monitoring on a flow by flow basis and also for VLAN as source.
MONITOR SESSION mode
flow-based enable
586
Port Monitoring