'Old telephone system' presentation slideshows

Chapter 12 Telecommunication Systems

952 views • 71 slides

IP Telephony Protocols and Architectures

IP Telephony Protocols and Architectures. Melinda Shore Nokia IP Telephony shore@ithaca-viennasys.com. Why give this talk?. Telecommunications and telephony are undergoing a radical change

748 views • 60 slides

WAN Technologies

WAN Technologies. Dial-up modem connections Cheap Slow A phone line, a modem at each end. WAN Technologies. Integrated Services Digital network (ISDN) Higher cost Faster A special phone line Interface standards Basic Rate Interface (BRI) Uses three separate channels

398 views • 21 slides

WAN Technologies

WAN Technologies. Dial-up modem connections Cheap Slow A phone line, a modem at each end Integrated Services Digital network (ISDN) Higher cost Faster A special phone line . WAN Technologies. Interface standards Basic Rate Interface (BRI) Uses three separate channels

460 views • 17 slides

SWITCHING

SWITCHING. PRESENTATION BY PRIYADARSHINI. Why Is It All?. A Network is a set of connected devices. Whenever we have multiple devices, we have the problem of how to connect them to make one-to-one communication possible.

3.22k views • 14 slides