单项选择题
A.CHAP B.RADIUS C.TACACS+ D.Kerberos
In an environment with STP disabled, which of the follo...
单项选择题In an environment with STP disabled, which of the following is the MOST likely cause of the exponential increase in repeated packets transferred through the network?（）
A. Incorrect subnet mask B. Mismatched MTU C. Switching loop D. VLAN mismatch
Users are reporting problems connecting to servers in t...
Users are reporting problems connecting to servers in the remote company.com domain. The administrator suspects this to be a DNS problem. Which of the following commands would the administrator run to identify the DNS server of the remote company.com?（）
A. dig company.com ns B. ipconfig/all C. ifconfig-a D. dig company.com mx
Which of the following commands is used to display othe...
单项选择题Which of the following commands is used to display other computers running on the network?（）
A. hostname B. ipconfig C. net view D. nslookup
