How to calculate total number of vlan-port instance or logical interface

As you know, there is an limitation of vlan-port instance (logical port) on certain platform. Here is the fomula to get that info. Total number…

Continue Reading...

Cisco error log “vlan-port instances exceeded limit of 1800”

Cisco 6504-E, with IOS 12.2(33) SXH5, indicated below message in the log…. "%PM-SP-4-LIMITS: The number of vlan-port(logical port) instances on module 3 exceeded the recommended…

Continue Reading...

How VTP Pruning works

Tweet VTP pruning function use by reducing unnecessary flooded traffic, such as broadcast, multicast, unknown, and flooded unicast packets. VTP pruning save and increases available…

Continue Reading...