Show version command in user EXEC or privileged EXEC mode.

To determine which version (release number) of Cisco IOS software that is running on your system, and the filename of the system image, use the Different system images contain different sets of Cisco IOS features. For example, you may want to upgrade your software to the latest release, or use the same version of the software for all the routers in a network. However, you may want to load a different image onto the router at some point. Your router already has an image on it when you receive it. Loading Microcode Images on the Cisco 12000 Internet RouterĬisco IOS software is packaged in system images.

Specifying the Location of the Microcode Images.Loading Upgrading and Verifying Microcode Images.Xmodem Transfer Using the Cisco IOS Software.Recovering a System Image Using Xmodem or Ymodem.Using a Fault-Tolerant Booting Strategy.Loading the System Image from a Network Server.Configuring the Router to Automatically Boot from an Image in Flash Memory.Loading the System Image from Flash Memory.Copying Images Between Local Flash Memory Devices.Copying from an rcp Server to Flash Memory.Copying an Image from a TFTP Server to a Flash Memory File System.Copying an Image from Flash Memory to an rcp Server.Copying an Image from Flash Memory Using TFTP.How to Work with and Manage System Images.System Image Recovery Using Xmodem or Ymodem.System Image Loading from a Network Server.Startup System Image in the Configuration File.Image Copying Between Local Flash Memory Devices.Image Copy from an rcp Server to a Flash Memory File System.Flash Memory for Run-from-Flash Systems.Image Copying from a Network Server to Flash Memory.Image Copying from Flash Memory to an rcp Server.Image Copying from Flash Memory Using TFTP.Image Copying from Flash Memory to a Network Server.General Output Conventions for Copy Operations.Information About Loading and Managing System Images.Restrictions for Loading and Managing System Images.Prerequisites for Loading and Managing System Images.One way to check on the feature sets is to use the Feature Navigator on the Cisco web site. Some of the advanced features for the router require certain feature sets. But if you want to do SSH then you need to make sure that the image includes crypto support. Basic routing is certainly supported in any feature set. I am not sure what you are doing/plan to do with your 2600 but one thing to be aware of is what feature set is supported in the image of your current 2600 and what feature set is supported in the 2600 that you may find. Yes that would be your chance to get the IOS copy.

Cisco virl ios images