单选题A technician wants to use an existing DHCP server for three additional VLANs. Which of the following features needs to be configured to allow for this addition?（）A DHCP serverB Proxy serverC RepeaterD DHCP relay
题目
单选题
A technician wants to use an existing DHCP server for three additional VLANs. Which of the following features needs to be configured to allow for this addition?（）
A
DHCP server
B
Proxy server
C
Repeater
D
DHCP relay