IEEE802.3标准完整版(2012年原版)
IEEE Std 802.3-2012
Section One—Includes Clause 1 through Clause 20 and Annex A through Annex H and Annex 4A.
Section One includes the specifications for 10 Mb/s operation and the MAC, frame formats and service
interfaces used for all speeds of operation.
Section Two—Includes Clause 21 through Clause 33 and Annex 22A through Annex 33E. Section
Two includes management attributes for multiple protocols and speed of operation as well as
specifications for providing power over twisted-pair cabling for multiple operational speeds. It also
includes general information on 100 Mb/s operation as well as most of the 100 Mb/s Physical Layer
specifications.
Section Three—Includes Clause 34 through Clause 43 and Annex 36A through Annex 43C. Section
Three includes general information on 1000 Mb/s operation as well as most of the 1000 Mb/s Physical
Layer specifications.
Section Four—Includes Clause 44 through Clause 55 and Annex 44A through Annex 55B. Section
Four includes general information on 10 Gb/s operation as well as most of the 10 Gb/s Physical Layer
specifications.
Section Five—Includes Clause 56 through Clause 77 and Annex 57A through Annex 76A. Clause 56
through Clause 67 and Clause 75 through Clause 77, as well as associated annexes, specify subscriber
access and other Physical Layers and sublayers for operation from 512 kb/s to10 Gb/s, and defines
services and protocol elements that enable the exchange of IEEE Std 802.3 format frames between
stations in a subscriber access network. Clause 68 specifies a 10 Gb/s Physical Layer specification.
Clause 69 through Clause 74 and associated annexes specify Ethernet operation over electrical
backplanes at speeds of 1000 Mb/s and 10 Gb/s.
Section Six—Includes Clause 78 through Clause 90and Annex 83A through Annex 86A. Clause 78
specifies Energy-Efficient Ethernet. Clause 79 specifies IEEE 802.3 Organizationally Specific Link
Layer Discovery Protocol (LLDP) type, length, and value (TLV) information elements. Clause 80
through Clause 89 and associated annexes includes general information on 40 Gb/s and 100 Gb/s
operation as well the 40 Gb/s and 100 Gb/s PhysicalLayer specifications. Clause90 specifies Ethernet
support for time synchronization protocols.
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《黑客与画家:硅谷创业之父paul graham文集》是硅谷创业之父paul graham 的文集,主要介绍黑客即优秀程序员的爱好和动机,讨论黑客成长、黑客对世界的贡献以及编程语言和黑客工作方法等所有对计算机时代感兴趣的人的一些话题。书中的内容不但有助于了解计算机编程的本质、互联网行业的规则,还会帮助读者了解我们这个时代,迫使读者独立思考。
书名: 黑客与画家
作者: Paul Graham
原版名称:Hackers & Painters: Big Ideas from the Computer Age
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