| − | The transmission, between or among points specified by the user, of information of the user's choosing, without change in the form or content of the information as sent and received; the use of wire, radio, optical, or other electromagnetic channels to transmit or receive signals for voice, data, and video communications. <ref>NOAA [[http://www.cio.noaa.gov/itmanagement/508_Glossary.html]]</ref> | + | The transmission, between or among points specified by the user, of information of the user's choosing, without change in the form or content of the information as sent and received; the use of wire, radio, optical, or other electromagnetic channels to transmit or receive signals for voice, data, and video communications. |