Junos: 使用之前

帮助与补全

补全帮助

当你敲命令的时候，不知道有那些参数时，可以尝试在命令后面空格然后键入？

user@router> ?
Possible completions:clear               Clear information in the systemconfigure           Manipulate software configuration informationfile                Perform file operationshelp                Provide help information. . .

或者是

user@router> clear ?
Possible completions:amt                  Show AMT Protocol informationarp                  Clear address resolution informationauto-configuration   Clear auto-configuration actionbfd                  Clear Bidirectional Forwarding Detection information. . .

完整帮助

你也可以输入 help topic 来提供完整的帮助文档

user@router> help topic interfaces ?
Possible completions:accept-data          Accept packets destined for virtual addressaccept-source-mac    Policers for specific source MAC addressesaccess-profile-chap  CHAP profile associated with physical interfaceaccounting           Packet counting for transit trafficaccounting-profile   Accounting profileacfc                 Compression of Address and Control fields in PPP header...

或者是

user@router> help topic interfaces address      Configuring the Interface AddressYou assign an address to an interface by specifying the address whenconfiguring the protocol family. For the inet family, configure theinterface's IP address. For the iso family, configure one or moreaddresses for the loopback interface. For the ccc, tcc, mpls, tnp, andvpls families, you never configure an address....

语法帮助

当你遇到一些语法问题时，可以尝试输入help reference

user@router> help reference interfaces address
addressSyntaxaddress address {arp ip-address (mac | multicast-mac) mac-address <publish>;broadcast address;...Hierarchy Level[edit interfaces interface-name unit logical-unit-number family family],[edit logical-routers logical-router-name interfaces interface-name unitlogical-unit-number family family]...

补全命令

使用Space来完成你的命令

shSpaceow iSpace

user@router> sh<space>ow i<space>
'i' is ambiguous.
Possible completions:iccp                 Show Inter Chassis Control Protocol... igmp                 Show Internet Group Management Protocol...igmp-snooping        Show IGMP snooping informationinterfaces           Show interface informationipv6                 Show IP version 6 informationisdn                 Show Integrated Services Digital  isis                 Show Intermediate System-to-Intermediate...user@router> show i

使用Tab来补全命令

show policy-statement tTabhis-is-my-policy
then accept;

[edit policy-options]
user@router# show policy-statement t<tab>his-is-my-policy
then accept;[edit policy-options]
user@router#

管道符

利用管道符可以过滤一些信息，从而控制输出

user@router> show route | ?
Possible completions:count                Count occurrencesdisplay              Show additional kinds of informationexcept               Show only text that does not match a patternfind                 Search for first occurrence of patternhold                 Hold text without exiting the --More-- promptlast                 Display end of output onlymatch                Show only text that matches a patternno-more              Don't paginate outputrequest              Make system-level requestsresolve              Resolve IP addressessave                 Save output text to filetrim                 Trim specified number of columns from start of line

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Junos: 使用之前

Junos: 使用之前

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用户模式和配置模式

帮助与补全

补全帮助

完整帮助

语法帮助

补全命令

管道符

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