单项选择题
A.As the root user from serverA run the command rhost serverB
B.As the root user from serverA run the command rlogin serverB
C.As the desired user from serverB run the command rhost serverA
D.As the desired user from serverA run the command rlogin serverB
单项选择题 A system is experiencing packet routing problems,when the administrator runs netstat -nr the following default routes are displayed: default165.253.251.1UG51601304 en8--default 192.168.50.1UGH01590450 en4-- Assuming the first route is correct. How can the administrator remove the incorrect default route?()
单项选择题 An administrator issued a command to update thefirmware of an Ethernet adapter on a partitioned system, but received an error. What is the most likely cause of the problem?()
单项选择题 How should a DNS client be configured?()