Communication tools

1. Web publishing

1.1. wiki

1.2. blog

1.3. RSS

2. Collaboration management

2.1. shared calendar

2.2. Workflow System

2.3. Knowledge management

3. Telecommunication

3.1. Phone call

3.2. Phone conferention

4. Audio-video communication

4.1. Video conferention

4.2. Streaming

4.3. Media sharing

5. Chat

5.1. Group Chat

5.2. Private message

6. Forum

6.1. Boards

6.2. computer conferencing

6.3. Team's forum

7. Email

7.1. Mailing list

7.2. single mail

8. Shared applications

8.1. shared boards

8.2. Files sharing