Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?

Navigation

Layer 2 Bridging and Switching Operational Mode Commands

Table 1 summarizes the command-line interface (CLI) commands you can use to monitor and troubleshoot Layer 2 bridging and switching. Commands are listed in alphabetical order.

Table 1: Layer 2 Bridging and Switching Operational Mode Commands

Task

Command

Clear learned Layer 2 address information from the media access control (MAC) address table.

clear bridge mac-table

Clear bridge protocol data unit (BPDU) error on interface due to possible bridge spanning tree protocol (STP) loop.

clear error bpdu

Clear a MAC rewrite error condition for Layer 2 protocol tunneling.

clear error mac-rewrite

Display bridge domain information.

show bridge domain

Display bridging flooding information.

show bridge flood

Display learned Layer 2 MAC address information.

show bridge mac-table

Display bridge statistics.

show bridge statistics

Display Layer 2 learning process-related information.

show l2-learning global-information

(MX Series routers only) Display the total number of dynamic and static MAC addresses learned for the entire router.

show l2-learning global-mac-count

Display configured Layer 2 routing instances.

show l2-learning instance

Display configured Layer 2 interfaces.

show l2-learning interface

Display Layer 2 interfaces.

show mac-rewrite interface

Published: 2013-08-01

Published: 2013-08-01