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Layer Two Network Concepts (Address Learning (Spanning Tree, Address…
Layer Two Network Concepts
Address Learning
Spanning Tree
Address Resolution Protocol (ARP)
DHCP
Logical Link Control (LLC)
Media Access Control (MAC): Number that uniquely identifies network node; hard coded into onto NIC; composed of block and device ID
Frame
Ethernet Framing
Error Detection
FCS
Collisions
CSMA/CD
CSMA/CA
Collision Domain
Boradcast
Broadcast Domain
Broadcast frame
Types of Communication
Simplex
Duplex
Bridge
Switch
Forwarding + Filtering
Loop Avoidance
Spanning Tree
BPUD
Root Bridge
VLAN: Logical grouping of networking devices; breaks up broadcast domains into smaller broadcast domains
Trunking
802.1Q
ISL