This image is a derivative work of the following images: File:ADSL_frequency_plan.svg licensed with Cc-by-2.5, Cc-by-sa-3.0-migrated, GFDL 2005-09-28T17:13:14Z...
You may select the license of your choice. Derivative works of this file: ADSL frequency plan mk.svg English determination method or standard: SHA-1...
