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ICND ACL

IP Access Control List 存取控制清單

CLI

基本的存取控制指令:

  • access-list

  • ip access-group

範例:

 router(config)# access-list + < access-list-number> + permit 
 // test, 存取清單中包含了辨識封包的一般性敘述。
 
 router(config)# access-list + < access-list-number> + deny
 // test
 
 router(config)# access-list + < access-list-number> + permit + src add/wildcard mask
 // 預設為 mask 0.0.0.0,全部比對。
 
 router(config)#int + <介面與介面編號>
 
 router(config-if)#ip-access-group + < access-list-number>  + in
 
 router(config-if)#ip-access-group + < access-list-number>  + out
 
 router(config)# < protocol > + access-group + < access-list-number>  + in
 // 將一份存取清單指定給予一介面。

 router(config)# < protocol > + access-group + < access-list-number>  +  out

以存取等級紀錄控制 vty 連線

vty : virtual terminal line 虛擬終端機連線

(to be continued...)

https://github.com/QueenieCplusplus/ICND_Telnet

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