【单选题】Which IOS user EXEC command will allow a network technician to determine which router in the path to an unreachable network host should be examined more closely for the cause of the network failure?
D.
EzonexamB > show ip route
E.
EzonexamB > show intece
F.
EzonexamB > show cdp neighbors
【单选题】Which command is used to debug a ping command?()
【多选题】Regarding the extended ping command which of the statements below are true? (Select all valid answer choices)
A.
The extended ping command is supported from user EXEC mode.
B.
The extended ping command is available from privileged EXEC mode.
C.
With the extended ping command you can specify the TCP and UDP port to be pinged.
D.
With the extended ping command you can specify the timeout value.
E.
With the extended ping command you can specify the datagram size.
【单选题】Which of the following statements are FALSE concerning the defragfs command?()
A.
The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information, such as /tmp.
B.
The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.
C.
The defragfs command can improve file system performance by increasing the file system’s contiguous free space.
D.
The defragfs command can only be run against file systems that are mounted with read-write permissions.
【单选题】用五行生克乘侮说明肺病及肝的病理传变,属于( )
【单选题】Which statement about the ip classless router command is true?()
A.
The ip classless command is enabled by default in recent versions of IOS.
B.
The ip classless command should only be enabled when static routing is being used instead of a routing protocol.
C.
The ip classless command should be enabled by the network administrator whenever RIPv1 or IGRP is being used.
D.
The ip classless command should be enabled by the network administrator whenever OSPF, RIPv2, or EIGRP is being used.