Show Mab - Cisco Catalyst 4500 Series Command Reference Manual

Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches

show mab

To display MAC authentication bypass (MAB) information, use the show mab command in EXEC
mode.
Syntax Description
interface interface
interface-number
all
detail
Command Default
None.
Command Modes
Privileged EXEC mode
Command History Release
12.2(50)SG
Usage Guidelines
Table 2-29
Table 2-29
Field
Mac-Auth-Bypass
Inactivity Timeout
Client MAC
MAB SM state
Auth Status
Table 2-30
Table 2-30
State
Initialize
Acquiring
OL-25342 -01
show mab {interface interface interface-number | all} [detail]
Interface type; possible valid value is gigabitethernet.
Module and port number.
Displays MAB information for all interfaces.
(Optional) Displays detailed MAB information.
Modification
This command was introduced.
lists the fields in the show mab command.
show mab Command Output
Description
MAB state
Inactivity timeout
Client MAC address
MAB state machine state
Authorization status
lists the possible values for the state of the MAB state machine.
MAB State Machine Values
State Level
Intermediate
Intermediate
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0SG and IOS 15.1(1)SG)
Description
The state of the session when it initializes
The state of the session when it is obtaining the
client MAC address
show mab
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