1. network
1.1. Network Communications Standards
1.1.1. Ethernet
1.1.2. token ring
1.1.3. TCP/IP
1.2. home network
1.2.1. connect to the internet at the same time
1.2.2. share a single high speed connection
1.2.3. access file and program on other computer
1.2.4. Share peripherals
1.2.5. Play multiplayer games
1.2.6. Connect game consoles to the Internet
1.2.7. Subscribe to and use VoIP
1.3. Mindmeister+Freemind
1.4. sharing hardware
1.5. sharing data and information
1.6. Facilitating communication
1.7. Sharing software
1.8. Transferring funds
2. communication
2.1. Uses of Computer Communications
2.1.1. Chat rooms
2.1.2. blog
2.1.3. E‐mail
2.1.4. fax
2.1.5. ftp
2.1.6. Instant messaging
2.1.7. internet
2.1.8. Newsgroups
2.1.9. rss
2.1.10. Video conferencing
2.1.11. VoIP
2.1.12. web
2.1.13. web 2.0
2.1.14. Web folders
2.1.15. wikis
2.2. Communications Software
2.2.1. Help users establish a connection to Manage the transmission of another computer or network
2.2.2. Provide an interface for users to communicate with one another
2.2.3. Manage the transmission of data , instruction,information
2.3. Communications Over the Telephone Network
2.3.1. Dial‐up lines
2.3.2. Dedicated line
2.3.3. ISDN line
2.3.4. dsl
2.3.5. fttp
2.3.6. T‐carrier line
2.3.7. ATM
2.4. Communications Channel
2.4.1. bandwidth
2.4.2. Latency
2.4.3. Transmission media
2.4.4. Broadband
2.5. communication device
2.5.1. DSL modem
2.5.2. Cable modem