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 specifica-
tions 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 specifica-
tions.
