MIS382-Chapter 7 Build Your Intranet

Determine and Develop Infrastructure Needs

• Must have TCP/IP as the protocol on the network
• Do you need additional bandwidth?

How Will You Server Remote Locations and Remote Users

1. Dedicated leased line
   • Frame Relay (56Kbps - T1 (1.544 Mbps))
   • Asynchronous Transfer Mode (ATM) (upto 45 Mbps)
2. Non-dedicated dial-up or switched access
   • Dial-up analog modem (upto 56Kbps)
   • Integrated Services Digital Network (64-128 Kbps)
3. Emerging Technologies
   • Asymmetric digital subscriber line (ADSL) [requires special modems]
   • Cable modem
   • Direct broadcast satellite

Virtual Private Networks (VPN)

Determine Security Needs and Implement Security

• Firewalls
• Encryption
  • Encrypting firewalls
  • Message encryption

• Secure Solutions for Your Intranet, Internet, or WAN
• FAQ on Internet Firewalls
• WWW Security FAQ
• Eugene Spafford & COAST Lab
• RSA Data Security
• List of Computer Security Companies
• My Security Page

Evaluate and Select an Internet Service Provider (ISP)

Criteria for Selection

• Business Orientation
• Quality of Service
  • Reliability (UPS?)
  • Availability ( p-grade [# of calls per 100 that receive busy signal])
  • Performance (speed of backbone)
• Points of Presence (location)
• Service Product Range
• Value-added capabilities
  • Security options
  • Domain names
• Support
• Experience
• Cost

• The List
• Commerce Net's ISP Directory
• Selecting an Internet Provider

Select and Install Hardware and Software

• Servers
  • Domain Name Server (DNS)
  • Web HTTP Server
    1. Secure HTTP (SHTTP)
    2. Secure Sockets Layer (SSL)
    3. Private Communications Technology (PCT - Microsoft's enhanced version of SSL)
    4. Secure Transport Layer Protocol (STLP - combines SSL & PCT)
    5. Secure Electronic Transaction (SET)
  • Proxy Server
  • Simple Mail Transfer Protocol Server (SMTP)
  • Gopher Server
  • FTP Server
  • Transaction Server (for access to databases)
• Browsers
• Search Tools
• Document Authoring Tools
• Document Conversion Tools
• Document Databases
• Database Query Tools

Plan for Maintenance of Your Intranet