Cisco Cisco IPS 4255 Sensor

Because MySDN has been decommissioned, the URL in older versions of the IDM and the IME is no 
longer functional. If you are using IPS 6.0 or later, we recommend that you upgrade your version of the 
IDM and the IME.

You can upgrade to the following versions to get the functioning MySDN URL:

IME 7.2.1

IPS 7.0(7), which contains IDM 7.1.1 

If you are using version IPS 5.x, you must look up signature information manually at this URL:

For information on MySDN, for the IDM refer to 

, and for the IME refer to 

This section describes the actions you should take before upgrading to Cisco IPS 7.0(7)E4. It contains 
the following topics:

Before you upgrade your sensors to IPS 7.0(7)E4, make sure you perform the following tasks:

Check to make sure you have a valid Cisco Service for IPS service contract per sensor so that you 
can apply software upgrades.

Created a backup copy of your configuration.

Saved the output of the show version command.

I f you need to downgrade a signature update, you will know what version you had, and you can then 
apply the configuration you saved when you backed up your configuration. 

For more information on how to obtain a valid Cisco Service for IPS service contract, see 

.

For the procedure for creating a backup copy of your configuration, see 

.