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| 作者：不明 来源：www.pccode.net 整理 发布时间：2007-1-24 15:24:18 发布人：wongrs | |
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mein Privileged Mode – router configuration mode. Need enable password conf t enable password letmein Banner: conf t banner motd # Hostname: conf t hostname new host name Editing: CTRL+A – beginning of line CTRL+E – end of line show history TAB completes command Router Elements/Configuration: show startup-config – contents of NVRAM show running-config – contents of RAM copy running-conifg startup-config – commit changes to permanent memory erase startup-config setup – initiate automatic setup program (the one you get the first time you boot the router) reload – reboot the router (will load the startup-config into running memory) boot system {flash / tftp} – tftp boot commonly used to load a new copy of IOS copy flash tftp (backup IOS software to tftp server) OR copy tftp flash (restore it) copy run tftp (backup configuration to tftp server) OR copy tftp run (restore it) Static Routing: ip route {destination network} {mask} {port, on remote side, to get there} ip route 172.16.10.0 255.255.255.0 172.16.40.1 Dynamic Routing: router rip network 172.16.0.0 router igrp {autonomous system #} network 172.16.0.0 To monitor, use sh ip route {rip / igrp} Network Security / Access Lists Standard IP access list: access-list {number} {permit / deny} {source address} access-list 10 permit 172.16.30.2 Extended IP access list: access-list {number} {permit / deny} {protocol} {source}{destination} {port} access-list 110 permit tcp host 172.16.50.2 host 172.16.10.2 eq 8080 Wildcard masks – use masks to identify insignificant bits, e.g. access-list 11 permit 172.16.30.0 0.0.0.255 (permits anybody with 72.16.30.x) note: you can use 0.0.0.0 as the mask to limit to that specific host, or prefix it with 'host' Applying the list to an interface (use access-group on the interface): int e0 ip access-group 110 out IPX Access lists: Standard: access-list {number} {permit/deny} {source} {destination} Extended: access-list {number} {permit/deny} {protocol} {source} {socket} {destination} {socket} access-list 810 permit 30 10 int e0 ipx access-group 810 out IPX SAP Filters: acce
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