March 2000
Intermediate to advanced
720 pages
20h 10m
English
Content preview from Understanding the Network: A Practical Guide to InternetworkingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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The Need for Network Switching
Enterprise networks traditionally have been built with shared transmission medium Layer 2 LAN protocols and point-to-point dedicated medium Layer 2 WAN protocols. Multiport repeaters, MAUs, and bridges were used to construct LANs, so that two connected end-stations would have momentary access to all the available LAN segment bandwidth to exchange data. These LANs were designed and operated using the 80/20 rule: 80 percent of the LAN segment traffic was local (on one side of a router), the other 20 percent was remote (on the other side of a router). On the WAN side, Transport-1 based PSTN links using synchronous serial interfaces were used to tie LANs together. In fact, much of the Internet backbone in the early ...
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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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