telecommunications Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of ...

, the term semiautomatic switching system has the following meanings: #In

telephone A telephone, colloquially referred to as a phone, is a telecommunications device that enables two or more users to conduct a conversation when they are too far apart to be easily heard directly. A telephone converts sound, typically and most ...

systems, a switching system in which telephone operators receive call instructions orally from users and complete them by automatic equipment. #At tape relay intermediate stations, the manual

routing Routing is the process of selecting a path for traffic in a Network theory, network or between or across multiple networks. Broadly, routing is performed in many types of networks, including circuit-switched networks, such as the public switched ...

or rerouting of taped messages without rekeying them.

References

* Telephone exchanges {{telephony-stub