Group 4

1. WelcomeTo Virtual Company Group 4

2. Group Member • Supervisor : MENG Sreymom • SNA 2012_Group4 • Group Member • CHAN Sarat YUN Sinot • PRING Sitha POV Sopheap • CHUT Matta THAN Vibol • LON Sichoeum BEN Channy

3. Agenda • Introduction about Virtual Company(VC) • Organization chart • Purpose of VC(Virtual Company) • Network Infrastructure • Service of VC(Virtual Company) • Security of VC (Virtual Company) • Difficulty Task • NON-Completed Tasks • Experiences From VC(Virtual Company) • Conclusion • Question and Answer

4. Introduction • VC (Virtual Company) is a program that provide students can test what they have learnt in class with the real machine and apply soft skills like the real company.

5. Organization Chart Organization Chart of Group4

6. Purpose of Virtual Company • Provide students with Technical Skill • Network Infrastructure • New Operation System • Network services installation • Network security

7. Purpose of Virtual Company • Provide students with soft skill • Task Management • To do list • Communication skill • Team work • Reporting • Documentation

8. Network Infrastructure

9. Service of VC(Virtual Company) • Domain Controller is a server that responds to security authentication requests (login, checking permissions, etc.) • DNS (Domain Name Server) is a standard technology for mapping from IP address to Domain name. • DHCP(Dynamic Host Configuration Protocol) is a network configuration protocol for hosts on IP networks and assign IP automatic to DHCP Client when DHCP Client request.

10. Service of VC(Virtual Company) File Server is a computer responsible for the central storage and management of data file so that other computer on the same network can access the files. Disk Quota is a limit set by a system administrator and restrict certain aspects of file system that is available to you in your account.

11. Service of VC(Virtual Company) Network Monitoring is the tool that describes the use of a system that constantly monitors a computer network for slow or failing components and that notifies the network administrator (via email or other alarms) in case of outages. • Nagiosis a type of network monitoring which monitor on Network services and Host resources. • Ntop is a type of network monitoring which monitor on Network traffic and Report IP protocol usage sorted by protocol type.

12. Service of VC(Virtual Company) Proxy Server is a server that acts as an intermediary for requests from clients seeking resources from other servers. It is used to limit the bandwidth for user and store caching. Firewall issecurity software or hardware that runs on a computer, server, router . It is used to define the Policy both incoming and outgoing of Network.

13. Service of VC(Virtual Company) Web Serveris a program that helps to deliver web content that can be accessed through the internet. FTP Server is standard network protocol used to transfer file from one host to other host over a TCP-base network such as the internet. It is often used to upload webpage and other documents from a private development machine to a public web hosting server.

14. Service of VC(Virtual Company) Mail Server is an application that receives incoming email from local user and remote sender and forward outgoing email for delivery. • Postfix is a free and open source mail transfer agent (MTA) that routes and deliver mail. It is intended as a fast easier to administer and secure alternative to the widely used sendmail. • Dovecot is a open source IMAP and POP3 email server . It is used to download and receive email.

15. Service of VC(Virtual Company) Backup is processing of making copies of data which may be used to restore the original after the data lose event . VPN (virtual Private Network) is a private network that interconnect remote network through primarily communication infrastructure such as the internet . • Openvpn Point to Point (Remote Access VPN) is enabling user working at home or on the road access a server on private network using the infrastructure provide by a public network such as the internet.

16. Security of VC (Virtual Company) • Backup whole system and configuration file • Install Antivirus in Server • Authentication and Certificate with Mail and Web Server • Firewall and Proxy Server • Permission for File Server • Using strong password

17. Difficult Task • Error with the machines • Difficult collection the information from internet • Unfamiliar with the new Operating System • Difficult to choose or select which is the best choice while discussing in group • Difficult solve the problem • Not enough material during work • Difficult to manage the time to complete the task

18. NON-Completed Tasks • Backup Mail, FTP and Web Server • Hosting Web site • Hosting Mail Server • Configure Central DNS Server

19. Experiences From Virtual Company • How to manage the task • Work in group • Team Leader • How to decide the best choice during discussion • Know how to configure with real machines • Know about the new Operating System

20. Experiences From Virtual Company • Have more confidential before internship • Communication skill • Reporting to supervisor • Know how to solve the problem by yourself

21. Conclusion • During Virtual Company we are so happy all together who can make a good communication and can work well in group together. We can work with the real materials and new things. We can get more new knowledge and share to each other around class.

22. THANK YOU! Q & A