O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers. This example shows you how to use the commands activity to back up a Cisco IOS device image to a TFTP server. Get Cisco IOS in a Nutshell, 2nd Edition now with O’Reilly online learning. How to backup Cisco IOS image to TFTP server.
Ping the TFTP server to test connectivity. Make sure there is access to the network TFTP server. To back up the Cisco IOS image on a TFTP server, follow these three steps: Step 1. FTP and RCP can have an optional username and password. You can learn the Cisco IOS name convention here. TFTP doesn’t require a username or password. The syntax of a URL can look like this: each of these URLs, the hostname is simply the hostname or IP address of the end device. Newer versions of IOS also permit the use of URLs.
The internal bootstrap flash memory only on some devices (4500)
The router’s internal drives (high-end routers) Now the file starts coming down with no need to do anything more.The configuration that will be loaded when the router bootsĪn external SSH server’s secure copy protocol Now the command with the actual information in.Ĭopy scp://JDOE: 173.255.173.150/ 8a.bin flash0:// 8a.bin To download the file to the Cisco device I use the command:
All I have to do is connect up (username/password) to my server IP address. This allows me to upload the file to my server very easily. To upload files to the server, I use WINSCP ( ). An easier solution is to have any standard SSH server (Linux, Unix) and copy the files to and from the server. Doing so, I found TFTP or evening having a TFTP server problematic. Typically I am having to upload files a Cisco device across the Internet.
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