When would you need this: When you are planning to upgrade the IOS file or you need to copy it to another router.

Special Requirements: None.

When would you need this: When you plan to upgrade the IOS, plan to implement something new in the configuration, or when you need to copy the configuration from one router to the other.

Special Requirements: None.

When would you need this: The upgrade is required when you plan to add more duties to the router or new hardware. The installation is required when the IOS image you have on the router is corrupted.

Special Requirements: The router’s flash size should be enough for the new IOS image.

When would you need this: When you need to implement a routing protocol for a small network and you need the configuration to be simple. Routing Information Protocol is the simplest that it can get.

Special Requirements: None.

When would you need this: When you have enough space in the router’s flash and you intend to have two IOS images.

Special Requirements: To partition Flash memory, you must have at least two banks of Flash memory. A bank is a set of four chips. This requirement includes systems that support a single SIMM that has two banks of Flash memory. The minimum partition size is the size of a bank.

When would you need this: When you are recovering a lost password and the usual ‘Ctrl-Break’ key combination is not working.

Special Requirements: None.

There are few simple things that might help administrators in utilizing their time working with Cisco routers. I gathered the most important ten things, in my point of view, and wrote them down.

When would you need this: When you loose the secret, enable, or console password of a 2600 Cisco Router.

Special Requirements: None.