| Exam 300-115 | Question id=1378 | Layer 2 Technologies |
Which action allows a network engineer to limit a default VLAN from being propagated across all trunks?
| A. |
Upgrade to VTP version 3 for advanced feature set support. | |
| B. |
Enable VTP pruning on the VTP server. | |
| C. |
Manually prune default VLAN with switchport trunk allowed vlans remove. | |
| D. |
Use trunk pruning vlan 1. |
Manaully pruning the default VLAN (1) can only be done with the switchport trunk allowed vlans remove command. VLAN 1 is not VTP pruning eligible so it cannot be done via VTP pruning. The trunk pruning vlan 1 option is not a valid command.