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Show running-config: Displays the active configuration parameters.



Show startup-config: Displays the backup configuration file.



Show ip route: Displays the entries in the routing table.

Copy tftp-running config - copies a file from a tftp server to RAM

Copy tftp startup config - loads a configuration file from a tftp server directly into RAM



Copy startup config running config: Copies the configuration information in NVRAM to RAM



debug ipx routing activity: To monitor IPX RIP updates sent and received

Line console 0: command establishes a login password on the console terminal.

Line vty 0 4: command establishes a login password on incoming Telnet sessions.

Test question actually both

Set DCE clock rate Router (config-if)#clock rate 56000

Set bandwidth Router (config-if)#bandwidth 56



SHOW FLASH: you get the following

- Total amount of memory on your router

- Amount of memory available

- Name of the system image file



ARP

Is used to resolve or map IP address to a MAC sublayer address

ARP determines the data link layer address for unknown IP addresses.



RARP

Doesn't know its IP Address but does know it MAC address.

Uses Broadcasts to determines the network addresses when data link layer addresses are known. On a local segment, RARP can be used to initiate a remote operating system load system. MAC to IP



Inverse ARP

It can be used to in which LMI can resolve an IP address from a DLCI number. Used to request the next hop protocol address for a specific connection.



TCP

Breaks and reassembles messages into datagrams

Uses sequence numbers and windowing

Sends acknowledgements

Provides control and error checking



ICMP

It redirects which occur when a router determines the next hop is on the same network the packet originated from. Unreachable messages are returned when a