caption: Networks and Protocols Network Protocol Models and Architecture Slide 21 of 27 Number of wires use to carry signals Size and shape of Connectors Speed of data transmission (BPS) Comparing the IEEE standards with the OSI Physical layer: The ISO-OSI Model OSI Physical (Layer 1) Base-T Base-T Base-T Base-T Other Physical Layer Other Physical Layer Physical Layer 4 Mbps Physical Layer 4 Mbps Physical Layer 16 Mbps Physical Layer 16 Mbps Other Physical Layer Other Physical Layer Multiple Physical Layer Standards Added as technology matures Added if standards creators cannot decide on one Multiple Physical Layer Standards Added as technology matures Added if standards creators cannot decide on one
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