Complementary network service
Encyclopedia
In telecommunication
, a complementary network service (CNS) is a means for an enhanced-service provider customer to connect to a network
and to the enhanced service
provider.
Note: Complementary network services usually consist of the customer local service, such as a business or residence, and several associated service features, such as a call
-forwarding service.
Telecommunication
Telecommunication is the transmission of information over significant distances to communicate. In earlier times, telecommunications involved the use of visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs, or audio messages via coded...
, a complementary network service (CNS) is a means for an enhanced-service provider customer to connect to a network
Telecommunications network
A telecommunications network is a collection of terminals, links and nodes which connect together to enable telecommunication between users of the terminals. Networks may use circuit switching or message switching. Each terminal in the network must have a unique address so messages or connections...
and to the enhanced service
Enhanced service
Enhanced service is service offered over commercial carrier transmission facilities used in interstate communications, that employs computer processing applications that act on the format, content, code, protocol, or similar aspects of the subscriber's transmitted information; provides the...
provider.
Note: Complementary network services usually consist of the customer local service, such as a business or residence, and several associated service features, such as a call
Telephone call
A telephone call is a connection over a telephone network between the calling party and the called party.-Information transmission:A telephone call may carry ordinary voice transmission using a telephone, data transmission when the calling party and called party are using modems, or facsimile...
-forwarding service.