VTP Prunning is way to reduce broadcast traffic going to unnecessary switches on your LAN especially when VTP is enabled.
To enable VTP Prunning on your Cisco switch, use the commands below:
SW03#conf t
Enter configuration commands, one per line. End with CNTL/Z.
SW03(config)#vtp pruning
Pruning switched ON
SW03(config)#
TO disable VTP Prunning, use this command:
SW03(config)#no vtp pruning To Enable VTP, see
How To Configure VTP (VLAN Trunking Port Protocol)?