Documents VoIP and SS7 Chapter 7. Internet Telephony 2 Basic functional parts of the PSTN PSTN Switching in...

Slide 1 VoIP and SS7 Chapter 7 Slide 2 Internet Telephony 2 Basic functional parts of the PSTN PSTN Switching in exchanges Subscriber signalling (analog or ISDN=DSS1) Network-…

Documents VoIP and SS7

VoIP and SS7 Chapter 7 Internet Telephony Basic functional parts of the PSTN PSTN Switching in exchanges Subscriber signalling (analog or ISDN=DSS1) Network-internal signalling…