单项选择题
A system administrator has created tty2 on a serial port connection to a system. When attempting to verify the connection the following error is observed：
# cu -ml tty2
cu： 0835-028 The connection failed. NO DEVICES AVAILABLE.
Which of the following should be performed to correct this error？（）
A.Create an entry for tty2 in the /etc/uucp/Devices file
B.Re-enter the command as "cu -dml tty2"
C.Create an entry for tty2 in the /etc/uucp/Systems file
D.Re-enter the command as "cu -s 9600 -dh -t -l tty2"
相关考题
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单项选择题
WhichofthefollowingisTRUEabouttheateprogram？（）
A.When running ate for the first time it will prompt for all the required information and configure all the required devices
B.The program is used by cu to communicate to a remote system
C.The program is used for remote communications between the host and a remote system using a modem or null modem via a tty port
D.The program ate calls cu to communicate with the remote system -
单项选择题
Whichofthefollowinglineswillbeaddedtothefile/usr/lib/uucp/DevicesontheSLIPclientmachineforaSLIPconnectionontty1？（）
A.direct 9600 - /dev/tty1
B.Direct tty1 - 9600
C.Direct /dev/tty1 - 9600
D.direct tty1 - 9600 -
单项选择题
TheoptionsontheNFSserverusingthenfsocommandhavebeenadjusted.Whichofthefollowingtasksarerequiredinorderforthesechangestosurviveasystemreboot？（）
A.update /etc/rc.nfs
B.issue the chnfs command
C.recycle nfsd
D.unmount and remount the file systems
