IOS 12.3 for a 1720 Series

[dmonk]

Anyone know how i can get this version or greater?

[Richard Burts]

If you have a support contract with Cisco (or with a Cisco partner) you can download IOS versions from CCO.

HTH

Rick

[CSCO10662744_2]

You'll either need a SmartNet contract, or find a security advisory and request a free upgrade from the current version you're running.