Special Features:

Functions as an idr, ibs and drop & insert (d&i) breakout panel in one small unit; supplies access to iess-308 rev. 4 engineering service channel via standard connector, and provides access to the iess-309 1/15 overhead order wire and alarms; provides standard connectors for ds1, g.703 and eia-422/449 interfaces; ds1 and g.703 can be configured for balanced or unbalanced data i/0 at the front panel via rear panel switches

Properties:

A self-contained item which permits the transfer of information between various types of computer support equipment and computers which would not otherwise be compatible. Excludes modem, communication; expander card, computer, automatic data processing; circuit card assembly; and cable assembly (as modified).