An engineer needs to add an old switch back into a network. To prevent the switch from corrupting the VLAN database which action must be taken?

The correct answer is A. Add the switch in the VTP domain with a lower revision number. Before adding a VTP client to a VTP domain, always verify that its VTP configuration revision number is lower than the configuration revision number of the other switches in the VTP domain. Switches in a VTP domain always use the VLAN configuration of the switch with the highest

Submitted by yaw92· Mar 5, 2026Network Access

Question

An engineer needs to add an old switch back into a network. To prevent the switch from corrupting the VLAN database which action must be taken?

Options

AAdd the switch in the VTP domain with a lower revision number
BAdd the switch with DTP set to dynamic desirable
CAdd the switch in the VTP domain with a higher revision number
DAdd the switch with DTP set to desirable

How the community answered

(50 responses)

A
80% (40)
B
12% (6)
C
6% (3)
D
2% (1)

Explanation

Before adding a VTP client to a VTP domain, always verify that its VTP configuration revision number is lower than the configuration revision number of the other switches in the VTP domain. Switches in a VTP domain always use the VLAN configuration of the switch with the highest VTP configuration revision number.

Topics

#VTP#revision number#VLAN database#switch hardening

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