题目内容
（请给出正确答案）
提问人：网友d*******1
发布时间：2022年12月5日 21:50
[单选题]
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
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