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Networking

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Bob Watson
Bob Watson

A talk for the Harrow Computer Club on computer networking.

Technology
1 of 18
Networking or the Alphabet Soup ,[object Object],[object Object]
Introduction ,[object Object],[object Object],[object Object],[object Object]
The Alphabet Soup ,[object Object],[object Object],[object Object]
High-Level Protocols ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Internet Protocol Suite ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Application Layer – HTTP, FTP, ... Transport Layer – TCP – Reliable Internet Layer – IP – Routing Link Layer – Ethernet etc – local
Network Addresses ,[object Object],[object Object],[object Object],[object Object],[object Object]
IP Addresses ,[object Object],[object Object],[object Object],[object Object]
DNS – Domain Name System ,[object Object],[object Object],[object Object],[object Object],[object Object]
DNS resolution ,[object Object],[object Object],[object Object]
Subnets ,[object Object],[object Object],[object Object],[object Object],[object Object]
Subnet Masks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Private Subnets ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Gateways ,[object Object],[object Object],[object Object]
DHCP – Dynamic Host Configuration ,[object Object],[object Object],[object Object],[object Object],[object Object]
Servers and Port Numbers ,[object Object],[object Object],[object Object],[object Object]
Common Port Numbers Protocol Port Name FTP 21 File Transfer Protocol Telnet 23 Terminal connection SMTP 25 Simple Mail Transfer Protocol HTTP 80 HyperText Transfer Protocol POP3 110 Post Office Protocol
Useful Tools ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Networking

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  • 6. Application Layer – HTTP, FTP, ... Transport Layer – TCP – Reliable Internet Layer – IP – Routing Link Layer – Ethernet etc – local
  • 7.
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  • 11.
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  • 17. Common Port Numbers Protocol Port Name FTP 21 File Transfer Protocol Telnet 23 Terminal connection SMTP 25 Simple Mail Transfer Protocol HTTP 80 HyperText Transfer Protocol POP3 110 Post Office Protocol
  • 18.