ECEN4533 Data Communications
Lecture #35 13 April 2009
Dr. George Scheets

ECEN4533 Data Communications
Lecture #36 15 April 2009
Dr. George Scheets

ECEN4533 Data Communications
Lecture #37 17 April 2009
Dr. George Scheets

Voice (Video) on LAN (WAN)

Voice Calls: Trunk Capacity Limit
G.711 Example

Voice Calls: M2E Delay Limit
G.721 Example

Supportable VoIP Calls

Example VoIP Network

Voice Calls Possible Over an OC-12 Trunk
(G.729 Fixed Rate Coder)

Slide 10

Slide 11