Technical Documentation

show ethernet-switching mac-learning-log

Syntax

show ethernet-switching mac-learning-log

Release Information

Command introduced in JUNOS Release 9.0 for EX-series switches.

Description

Displays the event log of learned MAC addresses.

Required Privilege Level

view

List of Sample Output

show ethernet-switching mac-learning-log

Output Fields

Table 1 lists the output fields for the show ethernet-switching mac-learning-log command. Output fields are listed in the approximate order in which they appear.

Table 1: show ethernet-switching mac-learning-log Output Fields

Field Name

Field Description

Date and Time

Timestamp when the MAC address was added or deleted from the log.

vlan_name

VLAN name. A value defined by the user for all user-configured VLANs.

MAC

Learned MAC address.

Deleted | Added

MAC address deleted or added to the MAC learning log.

Blocking

The forwarding state of the interface:

  • blocked—Traffic is not being forwarded on the interface.
  • unblocked—Traffic is forwarded on the interface.

Sample Output

show ethernet-switching mac-learning-log

user@switch> show ethernet-switching mac-learning-log 
Mon Feb 25 08:07:05 2008
 vlan_name v1 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name v9 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name HR_vlan mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name v3 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name v12 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name v13 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name sales_vlan mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name employee1 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name employee2 mac 00:00:00:00:00:00 was deleted
Mon Feb 25 08:07:05 2008
 vlan_name v3 mac 00:00:00:00:00:00 was added
Mon Feb 25 08:07:05 2008
 vlan_name HR_vlan mac 00:00:00:00:00:00 was added
Mon Feb 25 08:07:05 2008
 vlan_name employee2 mac 00:00:00:00:00:00 was added
Mon Feb 25 08:07:05 2008
 vlan_name employee1 mac 00:00:00:00:00:00 was added
Mon Feb 25 08:07:05 2008
 vlan_name employee2 mac 00:00:05:00:00:05 was learned
Mon Feb 25 08:07:05 2008
 vlan_name employee1 mac 00:30:48:90:54:89 was learned
Mon Feb 25 08:07:05 2008
 vlan_name HR_vlan mac 00:00:5e:00:01:00 was learned
Mon Feb 25 08:07:05 2008
 vlan_name sales_vlan mac 00:00:5e:00:01:08 was learned
[output truncated]

Updated: 2009-04-02