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ZDNet Dictionary Definition
- HDLC
- (High-level Data Link Control) A data link protocol from ISO for point-to-point communications over serial links. Derived from IBM's SDLC protocol, HDLC has been the basis for numerous...
- Full HDLC Definition >>
ZDNet Resources
- Overview of Frame Relay
- Frame relay is a synchronous HDLC protocol based network. Data is sent in HDLC packets, referred to as "frames". The diagram below of an HDLC frame may be familiar, since without adding specific definitions of how the Address, Control and CRC is used, the diagram is applicable to IBM's SDLC,...
- Tags: HDLC, Data, Frame Relay, Networking
- White papers
- Network Telecom Product Development - Access Device
- The client is a leading Telecom equipment manufacturer based in Europe. The product bridges between a customer HDLC interface carrying FR, X.25 or any HDLC based protocol, and an ATM-ADSL network. The solutions were software and firmware development to allow the FR CPE to access the backbone over an ATM-ADSL...
- Tags: Microsoft Access, Network, HDLC, Client, Firmware, Product Development, WANs, Networking, Research & Development, Business Operations
- Case studies
Additional Resources
- The Emperor's New Clothes
- The Emperor's New ClothesNot So FastI am not normally moved to gesture on your posts Steve - because, normally, you're with the beat.But this time you're way, way, off.True: At some point last mile competition will, eventually... [checks watch, checks calendar, checks last 10 diaries yawn] kick in.True: New, small,...
- Tags: Digital rights management (DRM), Network technology, NETWORKING, ideal, New Clothes, Emperor
- Discussion threads 2006-05-04
- RS232, RS422 and V.35 Interfaces
- RS-232 has been around as a standard for decades as an electrical interface between Data Terminal Equipment DTE and Data Circuit-Terminating Equipment DCE such as modems or DSUs. It appears under different incarnations such as RS-232C, RS-232D, V.24, V.28 or V.10 but essentially all these interfaces are interoperable. RS-232 is...
- Tags: RS-232, WANs, Frame Relay, Modems, Networking, Hardware, Components
- White papers 2001-04-04
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