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Title:

Wireless Base Station

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Asus A7S-VM Motherboard. AMD K7 Duron 850MHz. 128MB of Micron PC 133 RAM. Solid State Storage ... Operating Range at 11 Mb/s. EE 495A Preliminary Design Review ... – PowerPoint PPT presentation

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Title: Wireless Base Station


1
Wireless Base Station
  • Group 4

James Borley Richard Brooks Jason Hall Adam
Shane Adam Stephens
2
Overview
  • Introduction
  • Project topics and issues
  • Budget
  • Timeline

3
Introduction
  • Wireless Base Station
  • Problems
  • Solutions
  • Client
  • Dr. Shawn Ostermann

4
Overview
  • Introduction
  • Project Topics and Issues
  • Budget
  • Timeline

5
Project Topics and Issues
  • Hardware
  • Operating System
  • Wireless Cards and Encryption
  • Authentication
  • Antennas

6
PC Specifications
  • Asus A7S-VM Motherboard
  • AMD K7 Duron 850MHz
  • 128MB of Micron PC 133 RAM
  • Solid State Storage

7
Motherboard Specifications
  • Realtek RTL8100 100/10Mbps LAN
  • 4 PCI Slots
  • Integrated 3D Graphics Accelerator
  • Socket A (Supports AMD Duron)

8
Supported Platforms
  • Linux
  • Macintosh
  • Windows

9
Operating System
  • Linux
  • Scalable
  • Free
  • Reliable
  • Source Available
  • Versatile

10
Operating System
  • Possible Software Support
  • IPSEC
  • PPTP
  • IPTABLES
  • DHCPD
  • Apache
  • SSL

11
Operating System
  • Red Hat 7.x
  • Alternative Distributions
  • Slackware
  • Linux From Scratch (LFS)

12
Wireless PC Cards
  • Chipsets
  • Lucent
  • Intersil
  • Cisco
  • Support

13
Wireless PC Cards
  • Linux Drivers
  • Lucent
  • Open Source

14
Encryption
  • Wireless Equivalent Privacy (WEP)
  • Insecure
  • Virtual Private Networking
  • PPTP, IPSec, L2TP, WTLS
  • Other Encryption

15
Types
  • Via Web Browser
  • Via Client Protocol

16
Via Web Browser
  • Web Page
  • Login and Password
  • Store IP
  • Give Network Connection

17
Client Protocols
  • Kerberos
  • IPSec
  • Radius
  • LDAP

18
Kerberos
  • Client to Server Protocol
  • General Description
  • Tickets
  • Session Keys

19
Kerberos - cont
20
Wireless Card Specs Operating Range at 11 Mb/s
  • Internal Antenna
  • Open Space 160 m
  • Closed Space 25 m
  • External Antenna
  • Open Space Real far
  • Closed Space 25 m

21
Range Comparison Base Station In Stocker Lobby
  • Internal Antenna
  • Connect as far away as The Bent
  • External Antenna
  • Connect as far away as Richland Ave.

22
External Antenna Types
  • Directional
  • Omni-directional

23
The Decision
  • Omni-Directional External Antenna
  • Meets our range needs
  • Easy to construct
  • Inexpensive parts

24
Implementation
  • Secondary Objective
  • Winter Quarter
  • Total Design Cost 50

25
Budget
  • Total 500
  • Hardware
  • Wireless card and adapter - 143
  • Motherboard - 95
  • RAM - 16
  • Processor - 52
  • Total Spent - 385

26
Timeline
  • Hardware and Software Research
  • Purchasing
  • Implementation
  • Hardware
  • Software

27
Summary
  • Basic Design
  • Functionality
  • Current Problems
  • Future Solutions
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