Which command should be used to capture network traffic between the localhost and a host named ‘webserver’？（）

单项选择题Whatshouldanadministratordotoallowthelogonofausertoalocalsystemwithoutlimitationsfromthehost‘webserver’？（）

A.configure the /etc/.rhosts with：webserver
B.configure the root’$HOME/.rhost file with：+webserver
C.configure each user’s $HOME/.rhosts file with：webserver
D.configure the root’$HOME/.rhost file with：webserver

单项选择题HowshouldTCP IPbeconfiguredontheent0networkadapter？（）

A.ifconfig en0 192.168.10.1 netmask 255.255.255.0 gateway 192.168.10.254
B.ifconfig ent0 192.168.10.1 netmask 255.255.255.0 gateway 192.168.10.254
C.mktcpip h test61 -a 192.168.10.1 -i en0 m 255.255.255.0 g 192.168.10.254 -s
D.mktcpip h test61 -a 192.168.10.1 -i ent0 m 255.255.255.0 g 192.168.10.254 -

单项选择题An administrator is moving a volume group from one server to another. The disks will be physically moved between the two systems.  Which two operations are required on the volume group prior to the physical disk switch？（）

A.‘varyoffvg’ and ‘exportvg’
B.‘varyofflv’ and ‘importvg’
C.‘varyofflv’ and ‘migratepv’
D.‘varyoffvg’ and ‘migratevg’

单项选择题he system administrator is making system wide changes to a server， which will add to the PATH variable for the server environment.  Where is the PATH variable found for the system？（）

A./profile
B./etc/envpath
C./etc/profile
D./etc/environment

单项选择题After mirroring rootvg， a system administrator wants to validate that the system will boot correctly. Which of the following tasks must be performed before changing the boot order？（）

A.Run a bosboot -a command
B.Mirror the hd5 on the two disks
C.Set up another service mode bootlist
D.Check the disks using a lsvg -p rootvg command