Cheat Sheet - basic commands PDF

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basic commands...

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How to configure WEP on Linksys router(WRT300N) : Open router GUI. Go to Wireless->Wireless Security. Change the security mode to WEP and enter a key on textbox “Key1”. Now enter the same key on your wireless device and connect to the router. It’s Done! NAT steps : 1. Determine inside and outside interfaces. - Router(config-if)# ip nat inside - Router(config-if)# ip nat outside 2. Creating an Access List:

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Router(config)# ip access-list standard nameofyouraccesslist 3. Add rules to your access list: - Router(config-std-nacl)# permit networkID networkWildCard - Router(config-std-nacl)# deny networkID networkWildCard 4. Specify which access list and interface should be used for NAT: -Router(config)# ip nat inside source list nameofyouraccesslist interface fast 0/1 overload 5. Set the default route: - Router(config)# ip route 0.0.0.0 0.0.0.0 publicIPofISP Show commands : 1. Show information about the device: - # show version 2. Information about interfaces: - # show interfaces - # show ip interface brief 3. Show arp table: - # show arp 4. Show the protocol stack of device: - # show protocol 5. Show the active sessions: - # show users 6. Show the routing table : - # show ip route 7. show the information about flash memory and its files. - # show flash...