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f600_Router_config
CCNA_Initial_router_config
Question | Answer |
---|---|
Where does a Cisco router hold its IOS images? | In Flash memory. |
Are the contents of Flash memory kept on reload? | Yes. |
Are the routing tables kept in Read-only memory (ROM), Randomaccess memory (RAM), or Flash? | Routing tables, along with the running configuration file, are kept in RAM. RAM contents are lost on reload. |
Where does a Cisco router keep the startup configuration file? | The startup configuration file is kept in NVRAM, or non-volatile RAM. NVRAM contents are retained on reboot. |
What is the very first step in the router boot process? | The Cisco router will run a POST (power-on self-test). The POST is a series of diagnostic tests designed to verify the basic operations of the CPU and router memory |
From what three locations can a Cisco router load the IOS? | The Internetwork Operating System can be loaded from Flash, a TFTP server, or ROM. |
What is the default location that a Cisco router attempts to first load the IOS upon startup? | The router will attempt to load the IOS from Flash memory. |
If there is no valid startup configuration, what mode does the router enter? | The router will enter setup mode, which is a series of yes / no questions requiring user input |
What mode is this router in? Router> | This router is in user exec mode. Router> |
From this prompt, what will the user have to enter to access privileged exec mode? | Type in the word enable and press ENTER. |
What mode is this router in? Router# | This router is in privileged exec mode. |
the xxxx command lists that same information as show ip int brief, as well as the subnet mask | show protocols |
show ip route connected | list the mask information, and the subnet number connected to an interface |
show ip arp | lists the contents of a router’s ARP cache IP address, MAC address, and interface the Age value represents the number of minutes since the router last received a packet from the host. The Age does not mean how long since the ARP request/reply |