Sending 5, 100-byte ICMP Echos to 10.1.1.2, timeout is 2 seconds: !!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! [OK – 15063040 bytes] Loading c2960s-universalk9-tar.122-55.
If you’re smart, you don’t remove the old IOS, but in my case this was for a fresh deployment so I didn’t see the need to hang on to the old IOS. If you have an old switch/doorstop You may have been to this movie before and been at the rommon of a newer router.
The newer routers allow you to get the router onto the network and TFTP a new IOS in.
Let’s say you forgot to the new IOS and now you’re at the boot loader because the tar file isn’t bootable, it’s just a container for the IOS bin and the web based device manager.
If you don’t grab the version with the web based device manager, you just have the IOS binary and you’re good to go, no install necessary.
However, when you consider the many different tools that communicate with the router's IOS, staying current can take on a new importance.
For example, if you're using a SNMP network management tool, it may require your router to run a certain version of the IOS. Now, Load the new IOS image from the TFTP onto the flash ciscorouter#copy tftp: flash: Address or name of remote host []?
Upgrading your routers and switches in a timely manner means you'll have more features to potentially make your job easier.
Stay current: "Staying current" with the latest IOS may sound like a flimsy justification to upgrade, especially when you consider your daily task list.
There are two things that can be done to make this go a bit faster.
This takes effect immediately and your terminal will now give you garbage until you set it’s rate to 115200 as well. Don’t forget to make sure your xmodem is using xmodem-1k.