May 2009
Intermediate to advanced
882 pages
22h 55m
English
Content preview from Cisco® Network Professional's: Advanced Internetworking Guide
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H
- half duplex
The capacity to transfer data in only one direction at a time between a sending unit and receiving unit. See also: full duplex.
- handshake
Any series of transmissions exchanged between two or more devices on a network to ensure synchronized operations.
- H channel
High-speed channel: A full-duplex, ISDN primary rate channel operating at a speed of 384 Kbps. See also: B channel, D channel, and E channel.
- HDLC
High-Level Data Link Control: Using frame characters, including checksums, HDLC designates a method for data encapsulation on synchronous serial links and is the default encapsulation for Cisco routers. HDLC is a bit-oriented synchronous Data Link layer protocol created by ISO and derived from SDLC. However, most HDLC vendor ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.