Topic 9 Computer Network in Nuclear Medicine

• Computer Network Concept

• Network Infrastructure

• Network Protocols

• Local Area Network of Nuclear Medicine Department

A Simple LAN

Network Topologies

Peer-to-Peer Network

Cables

Fibre-optic Cables

Packet Definition

File Headers

Bytes Orders and Processors

Layers of Reference Model

Data Flow via Protocol Layers

Layers 1,2 IEEE Specifications

Ethernet Cable Topologies

Ethernet Frame Format

Ethernet Interface Card

Simple Thick Coax Network

Simple Thin Coax Network

Unshielded Twisted Pair Network

UTP Hub Links by Fiber Optic Cable

Repeater At Layer 1

Bridge At Layer 2

Router At Layer 3

A Hospital Network

Radiology Network