Desktop Videoconferencing
Local Area Networks
Switched Ethernet or Token-Ring
Growth of ATM
Guaranteed Bandwidth (QoS)
Independent of other users
Gateways
LAN to ISDN (dial-in/out)
Wide Area Networks
PBX or Multiplexor shared bandwidth
Exploit Bridge/Router Network (Intranet)
Internet
MCU
Today over the ISDN Gateway
Continuous Presence