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Introduction to Wi-Fi Hotspot DIY & Demo What we have in Macau?
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Wi-Fi Hotspot
Kent Si
Wi-Fi Hotspot
• Introduction
•DIY & Demo
•What we have in Macau?
Intro
• Free internet
• Public location
•Online time & speed limitation
• Landing page
Intro - login
Intro - login
Intro - login
Intro – Captive Portal
• Security Guard
• Intercept network traffic
• Redirect http traffic to landing page
• List of software captive portal:• Firewall : m0n0wall, pfSense• WiFiDog• Chillispot / CoovaChilli
Intro – Home VS Hotspot
Home Wi-Fi
Wi-Fi Hotspot
Authen Type PSW, Open
PSW, Open, SMS, SNS Fans
Time Limit No Yes
Speed Limit Yes Yes
Network Access Security
Low High, No Access To Intranet
Landing Page No Yes
Intro – Commercial Use
More Income
Advertise / Marketing
Convenience
Attracts Customer
DIY– Hardware
DIY – What we need?
Wi-Fi Router
• DDWRT• Chillispot
Linux Server
• Apache2 • PHP5• MYSQL• FreeRadius
DIY– DDWRT
• DDWRT• Linux-based firmware for wireless routers
• Other firmwares : • TOMATO – More stable, home user
• OPENWRT – More customization, developer
• Change Router Firmware
• A DDWRT compatible wireless router
• Download DDWRT from www.dd-wrt.com
• Flash new firmware
DIY– FreeRadius
• Radius Server• AAA • Authorization• Authentication• Accounting
• Commonly used for• VPN Server• 802.1x Authentication • L2 Switch Port Security
• Wi-Fi Enterprise Authentication
• Cisco user access control (TACACS+)
DIY – Process Flow
DIY – Configuration
DIY – Configuration
Wi-Fi Interface
Wi-Fi Client Network
Authen Server IP
Web Server URL
Radius Info
PHP Info
Demo
• SSID : FreeWiFi@Demo003
• Login Type : • Basic Login : 30 mins• Facebook Login : 60 mins• (FB Login Need Authorization)
Demo
Demo
What they have?
Taipei / HongKong• Tourist Friendly• Completely Free• Mature• High Coverage• Shopping Mall, Transportation Hub,
CV Store(7-11), Restaurant and Café.
• e.g.: Gov Wi-Fi, Telco Wi-Fi
What we have in Macau?
Macau
• Partly Free• Under Developing• Low Coverage• Hotel, Casino, Transportation Hub, Restaurant and Café.
• e.g.: Wifigo, CTM Wi-Fi(Not Free)
What we going to help?
SHAPPY WI-FI
•Manage a hotspot•Free to public•Advertisement & Marketing
Macau Law
• 2.4/5Ghz < 100mw(20dbm)
• Indoor only
Thank you
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