Documents VoIP (PPT)

1.VoIP { Voice Over IP } 2. What is VoIP? The transportation of packets containing voice data over a network (LAN, WAN or internet). 3. Why is it Important? • Voice over…

Documents ccna voiceciscopress

CHAPTER 1 Traditional Voice Versus Unified Voice 1. Analog phones connected to the PSTN typically use which of the following signal types? a. Loop start b. Ground start c.…