下列哪一个命令用来显示RMAN通道的配置信息？（）

A . 正确 B . 错误

A . show running-config B . show startup-config C . show config.text D . show configure

A . show running-config B . show startup-config C . show backup-config D . show versio

A . show ip nat translations B . show ip nat statistics C . debug ip nat D . clear ip nat translation E . clear ip nat translation *

A . show B . post C . dmesg D . view

A . Ipconfig/all B . Ipconfig/release C . Ipconfig/renew D . Ipconfig/showclassid

A . netstat–A B . ipconfig/All C . ARP–A D . routeprint

A . host B . dig C . hostname D . nslooku

A . A、本机IP地址 B . B、网关IP地址 C . C、子网掩码 D . D、DNS服务器地址

A . A、show bufferpool B . B、show running－config C . C、show interface

A . /flushdns B . /flushdns C . /renew[adapter] D . /all

A . write B . copy running-config startup-config C . write NVRAM D . copy startup-config running-config

A . ldd B . ldso C . modprobe D . ldconfig

A . show B . uname C . name D . system

A . more B . less C . grep D . pause

A . 正确 B . 错误

A . dmesg B . mesg C . showsys D . dum

A . ps B . whoami C . who D . w

A . A、Quidway（config-if-s0）#backup state-down10 B . B、Quidway（config-logic-channel8）#backup state-down10 C . C、Quidway（config-logic-channel8）#backup delay1010 D . D、Quidway（config-int-s0）#backup delay1010 E . E、Quidway（config-int-s0）#backup state-down1010

A . Quidway（config-if-s0）#backup state-down 10 B . Quidway（config-logic-channel8）#backup state-down 10 C . Quidway（config-logic-channel8）#backup delay 10 10 D . Quidway（config-int-s0）#backup delay 10 10 E . Quidway（config-int-s0）#backup state-down 10 10

A．write flash B．copy running-config startup-config C．write NVRAM D．copy startup-config running-config

A．showallconfigure B．configureall C．reportall D．showall

A．EXPALMLOG B．EXPBTSDEVFILE C．EXPDEVFILE D．EXPCFGMML

A．isplay buffer pool B．isplay current-config C．isplay interface D．isplay vlan