Cisco router IOS upload and download

Cisco router IOS upload and download 1. Prepare a console line and a network cable. The connection cable is connected to the console port of the computer. The network cable is connected to the computer and the F0/0 port of the router. (Only F0/0 can be used. The router has no system, the IP address configured for the router is for port F0/0 by default ). 2. Configure the IP address of the computer, such as 192.168.1.2/24. Www.2cto.com 3. Prepare the tftp software, put the prepared IOS file in the directory of the file received by the tftp software, and start the software. 4. start the router and enter rommon mode. Enter the following commands in sequence. Note the case sensitivity: rommon 1> IP_ADDRESS = 192.168.1.1 (IP address of the router) rommon 2> IP_SUBNET_MASK = 255.255.255.0 (mask of the router) rommon 3> DEFAULT_GATEWAY = 192.168.1.2 (gateway, pc ip address) rommon 4> TFTP_SERVER = 192.168.1.2 (pc ip address) rommon 5> TFTP_FILE = c2600-ik9o3s3-mz.123-10a.bin (uploaded IOS file name, before uploading the file, make sure that the flash size of the router is greater than the IOS file size.) www.2cto.com rommon 6> set (view configuration information) rommon 7> tftpdnld (drive file): Select "y ". The router will always appear! (Exclamation point). After the upload is complete, enter reset to restart the router.