单项选择题
A.No configuration file was found in NVRAM.
B.No configuration file was found in flash.
C.No configuration file was found in the PCMCIA card.
D.Configuration file is normal and will load in 15 seconds.
单项选择题 What is the most efficient summarization that R1 can use to advertise its networks to R2（）。
多项选择题 Which two statements describe the Cisco implementation of VLANs? （）
单项选择题 The user of Host1 wants to ping the DSL modem/router at 192.168.1.254. Based on the Host1 ARP table that is shown in the exhibit, what will Host1 do（）。
