Public Switched Telephone Network
- circuit-switched technology which consists of transmission path and nodes,
- The PSTN subscriber does not require any specific knowledge – just dial and answer.
-The subscriber of PSTN are interconnected only temporary through switches
Main Elements Of PSTN:
1.Subscriber Loop
2.Customer Premises Equipment(CPE)
3.Exchange
4.Transport System
5.Signalling System
0 comments:
Post a Comment