You are using VTP (version 2) in your network to transport VLAN information between switches.
When adding a switch to the network (that has been used in the lab previously), you notice that a
lot of the existing VLANs have been deleted or replaced with other names. What can you do to
prevent this from happening in the future, without losing all VTP features that you are using today?
A.
configure a hard-to-guess VTP domain name
B.
use a hard-to-guess VTP password
C.
use VTP transparent mode
D.
implement VTP version 3
Explanation:
http://www.cisco.com/en/US/prod/collateral/switches/ps5718/ps708/solution_guide_c78_508010.ht
ml