show ethernet-switching table

Syntax

show ethernet-switching table<brief | detail | extensive ><interface interface-name >

Release Information

Command introduced in Release 9.5 of Junos OS.

Description

Display the Ethernet switching table.

Options

none—(Optional) Display brief information about the Ethernet switching table.

brief | detail | extensive—(Optional) Display the specified level of output.

interface-name—(Optional) Display the Ethernet switching table for a specific interface.

Required Privilege Level

view

Related Topics

show ethernet-switching mac-learning-log

List of Sample Output

show ethernet-switching table
show ethernet-switching table brief
show ethernet-switching table detail
show ethernet-switching table extensive
show ethernet-switching table interface ge-0/0/1

Output Fields

Table 22 lists the output fields for the show ethernet-switching table command. Output fields are listed in the approximate order in which they appear.

Table 22: show ethernet-switching table Output Fields

Field Name

Field Description

VLAN

The name of a VLAN.

MAC address

The MAC address associated with the VLAN.

Type

The type of MAC address. Values are:

  • static—The MAC address is manually created.
  • learn—The MAC address is learned dynamically from a packet's source MAC address.
  • flood—The MAC address is unknown and flooded to all members.

Age

The time remaining before the entry ages out and is removed from the Ethernet switching table.

Interfaces

Interface associated with learned MAC addresses or All-members (flood entry).

Learned

For learned entries, the time which the entry was added to the Ethernet switching table.

Sample Output

show ethernet-switching table

user@host> show ethernet-switching table 
Ethernet-switching table: 57 entries, 17 learned
VLAN MAC address Type Age Interfaces
F2 * Flood - All-members
F2 00:00:05:00:00:03 Learn 0 ge-0/0/44.0
F2 00:19:e2:50:7d:e0 Static - Router
Linux * Flood - All-members
Linux 00:19:e2:50:7d:e0 Static - Router
Linux 00:30:48:90:54:89 Learn 0 ge-0/0/47.0
T1 * Flood - All-members
T1 00:00:05:00:00:01 Learn 0 ge-0/0/46.0
T1 00:00:5e:00:01:00 Static - Router
T1 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T1 00:19:e2:50:7d:e0 Static - Router
T10 * Flood - All-members
T10 00:00:5e:00:01:09 Static - Router
T10 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T10 00:19:e2:50:7d:e0 Static - Router
T111 * Flood - All-members
T111 00:19:e2:50:63:e0 Learn 0 ge-0/0/15.0
T111 00:19:e2:50:7d:e0 Static - Router
T111 00:19:e2:50:ac:00 Learn 0 ge-0/0/15.0
T2 * Flood - All-members
T2 00:00:5e:00:01:01 Static - Router
T2 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T2 00:19:e2:50:7d:e0 Static - Router
T3 * Flood - All-members
T3 00:00:5e:00:01:02 Static - Router
T3 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T3 00:19:e2:50:7d:e0 Static - Router
T4 * Flood - All-members
T4 00:00:5e:00:01:03 Static - Router
T4 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
[output truncated]

Sample Output

show ethernet-switching table brief

user@host> show ethernet-switching table brief 
Ethernet-switching table: 57 entries, 17 learned
VLAN MAC address Type Age Interfaces
F2 * Flood - All-members
F2 00:00:05:00:00:03 Learn 0 ge-0/0/44.0
F2 00:19:e2:50:7d:e0 Static - Router
Linux * Flood - All-members
Linux 00:19:e2:50:7d:e0 Static - Router
Linux 00:30:48:90:54:89 Learn 0 ge-0/0/47.0
T1 * Flood - All-members
T1 00:00:05:00:00:01 Learn 0 ge-0/0/46.0
T1 00:00:5e:00:01:00 Static - Router
T1 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T1 00:19:e2:50:7d:e0 Static - Router
T10 * Flood - All-members
T10 00:00:5e:00:01:09 Static - Router
T10 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T10 00:19:e2:50:7d:e0 Static - Router
T111 * Flood - All-members
T111 00:19:e2:50:63:e0 Learn 0 ge-0/0/15.0
T111 00:19:e2:50:7d:e0 Static - Router
T111 00:19:e2:50:ac:00 Learn 0 ge-0/0/15.0
T2 * Flood - All-members
T2 00:00:5e:00:01:01 Static - Router
T2 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T2 00:19:e2:50:7d:e0 Static - Router
T3 * Flood - All-members
T3 00:00:5e:00:01:02 Static - Router
T3 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
T3 00:19:e2:50:7d:e0 Static - Router
T4 * Flood - All-members
T4 00:00:5e:00:01:03 Static - Router
T4 00:19:e2:50:63:e0 Learn 0 ge-0/0/46.0
[output truncated]

Sample Output

show ethernet-switching table detail

user@host> show ethernet-switching table detail 
Ethernet-switching table: 57 entries, 17 learned
F2, *
Interface(s): ge-0/0/44.0
Type: Flood
F2, 00:00:05:00:00:03
Interface(s): ge-0/0/44.0
Type: Learn, Age: 0, Learned: 2:03:09
F2, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
Linux, *
Interface(s): ge-0/0/47.0
Type: Flood
Linux, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
Linux, 00:30:48:90:54:89
Interface(s): ge-0/0/47.0
Type: Learn, Age: 0, Learned: 2:03:08
T1, *
Interface(s): ge-0/0/46.0
Type: Flood
T1, 00:00:05:00:00:01
Interface(s): ge-0/0/46.0
Type: Learn, Age: 0, Learned: 2:03:07
T1, 00:00:5e:00:01:00
Interface(s): Router
Type: Static
T1, 00:19:e2:50:63:e0
Interface(s): ge-0/0/46.0
Type: Learn, Age: 0, Learned: 2:03:07
T1, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
T10, *
Interface(s): ge-0/0/46.0
Type: Flood
T10, 00:00:5e:00:01:09
Interface(s): Router
Type: Static
T10, 00:19:e2:50:63:e0
Interface(s): ge-0/0/46.0
Type: Learn, Age: 0, Learned: 2:03:08
T10, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
T111, *
Interface(s): ge-0/0/15.0
Type: Flood
[output truncated]

Sample Output

show ethernet-switching table extensive

user@host> show ethernet-switching table extensive 
Ethernet-switching table: 57 entries, 17 learned
F2, *
Interface(s): ge-0/0/44.0
Type: Flood
F2, 00:00:05:00:00:03
Interface(s): ge-0/0/44.0
Type: Learn, Age: 0, Learned: 2:03:09
F2, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
Linux, *
Interface(s): ge-0/0/47.0
Type: Flood
Linux, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
Linux, 00:30:48:90:54:89
Interface(s): ge-0/0/47.0
Type: Learn, Age: 0, Learned: 2:03:08
T1, *
Interface(s): ge-0/0/46.0
Type: Flood
T1, 00:00:05:00:00:01
Interface(s): ge-0/0/46.0
Type: Learn, Age: 0, Learned: 2:03:07
T1, 00:00:5e:00:01:00
Interface(s): Router
Type: Static
T1, 00:19:e2:50:63:e0
Interface(s): ge-0/0/46.0
Type: Learn, Age: 0, Learned: 2:03:07
T1, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
T10, *
Interface(s): ge-0/0/46.0
Type: Flood
T10, 00:00:5e:00:01:09
Interface(s): Router
Type: Static
T10, 00:19:e2:50:63:e0
Interface(s): ge-0/0/46.0
Type: Learn, Age: 0, Learned: 2:03:08
T10, 00:19:e2:50:7d:e0
Interface(s): Router
Type: Static
T111, *
Interface(s): ge-0/0/15.0
Type: Flood
[output truncated]

Sample Output

show ethernet-switching table interface ge-0/0/1

user@host> show ethernet-switching table interface ge-0/0/1 
Ethernet-switching table: 1 unicast entries
VLAN     MAC address         Type     Age Interfaces
V1       *                   Flood    - All-members
V1       00:00:05:00:00:05   Learn    0 ge-0/0/1.0
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