Electrical Cards This section describes the fields, columns, and actions that appear on tabs and subtabs used to provision, maintain, and monitor the following Optical Networking System (ONS) electrical cards and ports: DS1-14, DS1N-14, and DS1/E1-56 DS1-28/DS3-EC1-3 and DS1-84/DS3-EC1-3 DS3-12E, DS3N-12E, and DS3/EC1-48 DS3i-N-12 DS3XM-6 and DS3XM-12 EC1-12