ECS4100 Series CLI Reference Guide-R07

Chapter 14 | Port Mirroring Commands
RSPAN Mirroring Commands
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rspan source Use this command to specify the source port and traffic type to be mirrored
remotely. Use the no form to disable RSPAN on the specified port, or with a traffic
type keyword to disable mirroring for the specified type.
Syntax
[no] rspan session session-id source interface interface-list [rx | tx | both]
session-id – A number identifying this RSPAN session. (Range: 1-3)
Three sessions are allowed, including both local and remote mirroring,
using different VLANs for RSPAN sessions.
interface-list – One or more source ports. Use a hyphen to indicate a
consecutive list of ports or a comma between non-consecutive ports.
ethernet unit/port
unit - Unit identifier. (Range: 1)
port - Port number. (Range: 1-12/26/28/52)
rx - Mirror received packets.
tx - Mirror transmitted packets.
both - Mirror both received and transmitted packets.
Default Setting
Both TX and RX traffic is mirrored
Command Mode
Global Configuration
Command Usage
◆ One or more source ports can be assigned to the same RSPAN session, either on
the same switch or on different switches.
◆ Only ports can be configured as an RSPAN source – static and dynamic trunks
are not allowed.
◆ Only 802.1Q trunk or hybrid (i.e., general use) ports can be configured as an
RSPAN source port – access ports are not allowed (see switchport mode).
◆ The source port and destination port cannot be configured on the same switch.
Example
The following example configures the switch to mirror received packets from port 2
and 3:
Console(config)#rspan session 1 source interface ethernet 1/2
Console(config)#rspan session 1 source interface ethernet 1/3
Console(config)#