Communications controller

Within UNIT's facility in the Tower of London, a glass wall featured black text reading "Communications controller". (TV: The Christmas Invasion)
== Behind the scenes ==
In the real world, a is a small computer used to manage the communication of input/output (I/O) data in a network, host machine or computer.https://www.techopedia.com/definition/25170/communication-controller
Category:UNIT
Category:Computers