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Physical layer 1
Wire… v.24, v.35, x.21, g.703, hssi, etc
Repeaters / Hubs
100BaseFX is ethernet over fiber optic
100BaseTX is Ethernet over Category 5 and Type 1 cabling.
Hardware addresses are used to get a packet from one local device to another local device.
Logical Addressees are used to get a packet end to end through an internetwork.
Multicast address is a MAC address used to identify a group of destinations and is indicated by the first transmitted bit of the destination address being sent to 1.
Preamble: Both ethernet IEEE 802.3 frames begin with an alternating pattern of 1s and 0s. Simply tells the receiving stations that the frame is coming.
Routing Uses Network Addresses
Routers relay a packet from one data link to another. To relay a packet, a router uses two basic functions: a path determination function and a switching function.
Distance Vector Routing Protocol
Novel RIP (uses ticks and hops and SAPS)
EIGRP
RIP
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