Cisco Catalyst 4500 Series Configuration Manual page 903

Chapter 2
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 2-36
Table 2-36
Field
Mac-Auth-Bypass
Inactivity Timeout
Client MAC
MAB SM state
Auth Status
Table 2-37
Table 2-37
State
Initialize
Acquiring
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 XE 3.9.xE and 15.2(5)Ex
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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