单项选择题
A. source address and subnet mask
B. destination address and wildcard mask
C. source address and wildcard mask
D. destination address and subnet mask
单项选择题 A network administrator needs to configure a serial link between the main office and a remote location.The router at the remote office is a non-cisco router. How should the network administrator configure the serial interface of the main office router to make the connection?（）
单项选择题 What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）
单项选择题 How are VTP advertisements delivered to switches across the network?（）