单项选择题
A. The Boot IOS Code is Located in the NVRAM.
B. Check NVRAM for boot system Commands.
C. Bypass NVRAM Configurations.
D. Boot the IOS Code Located in ROM.
E. Perform a Password Recovery.
F. Bypass The Code In ROM.
单项选择题 All WAN links is side the TestKing.com network use PPP with for authentication security. Which command will display the CHAP authentication process as it occurs between two routers in the network?（）
多项选择题 Which of the following if addresses can be assigned to host devices?（）
单项选择题 How many usable sub network and usable hosts per subnet result in the network address 201.105.13.0 is sub netted with a mask of /26? （）