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單項選擇題

Which of the following parameters can prevent packet fragmentation on routers when connecting to remote networks？（）

A.mtu
B.sb-max
C.rfc1323
D.tcp_mssdflt

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單項選擇題

In a TCP/IP network， which of the following protocols is involved when a user issues a ping command？（）

A.TCP
B.UDP
C.ICMP
D.SMTP

單項選擇題

All of the following commands will set the hostname in the ODM database EXCEPT：（）。

A.chdev
B.odmadd
C.hostname
D.smitty hostname