The Tech Heap

Archives, Treasures, and Rubbish from the Technology Industry



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Tech Heap > Communication

MODEM Protocols
XMODEM Overview, XMODEM/YMODEM Reference, ZMODEM Protocol

ISDN
ISDN FAQ

OSI
Understanding OSI

Serial I/O
RS-232 Guide

Videoconferencing / Data Conferencing
T.120 Presentation, T.120 Primer

IP Protocols
TCP Evaluation

SONET
SONET 101

Application/Desktop Sharing
VNC's RFB Protocol, T.120 (T.128)

VoIP
IPMC Info Site (covers H.325, H.323, SIP, H.248, and MGCP)