Thursday, October 6, 2016

Displaying the MAC address table (CAM) on Cisco Switch


On A Cisco switch , you can display the CAM or MAC address table with the 
following commands:

  SW1#show mac ad
SW1#show mac address-table ?   address       Address to lookup in the table   aging-time    MAC address table aging parameters   count         Number of MAC addresses in the table   dynamic       List dynamic MAC addresses   interface     List MAC adresses on a specific interface   learning      Display learning on VLAN or interface   move          MAC Move information   multicast     List multicast MAC addresses   notification  MAC notification parameters and history table   secure        List secure MAC addresses   static        List static MAC addresses   vlan          List MAC addresses on a specific vlan   |             Output modifiers
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Tuesday, October 4, 2016

Verifying the CIsco StackPower status

I have 2 Cisco WS-C3750X-12S-E stacked and want to check the status of the StackPower. 
Here are some switch StackPower validation commands:

sh stack-power
sh stack-power detail
sh stack-power neighbor


Verifying the CIsco Stackwise stack status

I have 2 Cisco WS-C3750X-12S-E stacked and want to check the status of the stack.
Here are some switch stack validation commands:

sh switch
sh switch detail
sh switch neighbor
sh switch stack-ring speed
sh switch stack-ring activity
sh switch stack-port
sh switch stack-port sum