A new network that consists of several switches has been connected together via trunking interfaces. If all switches currently have the default VTP domain name
“null”, which statement describes what happens when”a do”ain name is configured on one of the switches?

A.
The switch with the non-default domain name restores back to “null” upon reboot.

B.
Switches with higher revisio” num”ers does not accept the new domain name.

C.
VTP summary advertisements are sent out of all ports with the new domain name.

D.
All other switches with the default domain name become VTP clients.

Explanation:
By default, a switch will have a domain name of NULL and no password. If the switch hears a VTP advertisement it will automatically learn the VTP domain name,
VLANs, and the configuration revision number.
Summary advertisements sent out every 300 seconds and every time a change occurs on the VLAN database. Contained in a summary advertisement:
·VTP version
·Domain name
·Configuration revision number
·Time stamp

·MD5 encryption hash code
https://rowell.dionicio.net/configuring-cisco-vtp/