Specifications

show maclock stations
21-48 Security Configuration
show maclock stations
UsethiscommandtodisplayMAClockinginformationaboutendstationsconnectedtothe
switch.
Syntax
show maclock stations [firstarrival | static] [port-string]
Parameters
Defaults
Ifnoparametersarespecified,MAClockinginformationwillbedisplayedforallendstations.
Mode
Switchcommand,read‐only.
Example
ThisexampleshowshowtodisplayMAClockinginformationfortheendstationsconnectedtoall
FastEthernetportsinunit2:
C3(su)->show maclock stations fe.2.*
Port Number MAC Address Status State
------------ ----------------- -------------- --------------
fe.2.3 00-10-a4-e5-08-4e active first learned
fe.2.3 08-00-20-7c-e0-db active first learned
fe.2.6 00-60-08-14-4b-15 active first learned
fe.2.6 08-00-20-20-32-4b active first learned
fe.2.9 08-00-20-77-aa-80 active first learned
fe.2.12 00-03-ba-08-4c-f0 active first learned
fe.2.14 00-01-f4-2c-ad-b4 active first learned
Table 21‐7providesanexplanationofthecommandoutput.
Max FirstArrival
Allocated
The maximum end station MAC addresses allowed locked to the port. For details on
setting this value using the set maclock firstarrival command, refer to “set maclock
firstarrival” on page 21-53.
Violating MAC
Address
Most recent MAC address(es) violating the maximum static and first arrival value(s)
set for the port.
Table 21-6 show maclock Output Details
Output What It Displays...
firstarrival (Optional)DisplaysMAClockinginformationaboutendstationsfirst
connectedtoMAClockedports.
static (Optional)DisplaysMAClockinginformationaboutstatic(management
defined)endstationsconnectedtoMAClockedports.
port‐string (Optional)Displaysendstationinformationforspecifiedport(s).For a
detaileddescriptionofpossibleport‐stringvalues,refer
to“PortString
SyntaxUsedintheCLI”onpage 4‐1.