Untethering Your Organisation Public WiFi Wgtn

1
Untethering Your OrganisationPublic WiFi _at_ Wgtn
2
Broadband Vision

• Wellington City Councils InfoCity Initiative
• To facilitate the enhancement of Wellington
  economically, socially and culturally by making
  maximum creative use of advanced
  telecommunications technology.

3
Just Do ItAttitude!
4
Faster, Cheaper, Better
5
WiFithe Global phenomenagiving the ability to
truly untether your organisation
6
WiFi Advantages

• International standards
• Device proliferation
• Freedom to Move
• LAN speed performance Low Cost infrastructure
• This enables Flexible working, more productive
  work habits

7
Staying Connected

• Problem
• Traveling from Nelson
• Trapped for 6 hours because of the fog
• Solution
• Public WiFi and VPN productive morning

8
WiFi Disadvantages

• Coverage Freedom
• Restricted to 50-100m from nearest Access Point
• Its not everywhere
• Popularity Low Cost
• easy to get, devices everywhere
• Security, intrusion
• Market FUD confusion
• what you can do and what you cant

9
Disadvantages - Security
Corporate LAN
Access Network
FireWall
Meeting Room/ Office
AP
ISP
Internet
10
WiFiSecurity Considerations
Corporate LAN
www
FireWall
KEY Security Issues
Meeting Room/ Office

• Who can Access My WiFi Network?
• Is my data/connection secure?
• Is my Notebook secure?

AP
11
Who can access theWiFi Network?

• How much WiFi coverage will I provide?
• Whole office?
• Common/Group Working Areas, meetings rooms?
• Who will require access?
• Staff only full LAN access?
• Contractors some LAN access or www only?
• Guests www only?

12
Is My Data / Connection Secure?
802.1x, 802.1i
Source Cisco Systems
13
Is my Notebook secure?
14
Private NetworkWiFi Security
Corporate LAN
FireWall
User Directory Server (RADIUS ), User Based
Access (Walled Garden)
Wireless Gateway
Meeting Room/ Office
AP
WEP or 802.11i (WPA)
Firewall802.1x Client
15
Public NetworkWiFi Security
Access Network
Corporate LAN
Firewall VPN
Guest Access
Wireless Gateway
Office
Meeting Room
ISP
Internet
AP
AP
16
Public NetworkWiFi Security
Access Network
Corporate LAN
Firewall VPN
Guest Access
Wireless Gateway
Office
Meeting Room
ISP
Internet
AP
AP
ISP
Broadband or Dial-Up
17
Public NetworkWiFi Security
Access Network
Corporate LAN
Firewall VPN
Guest Access
Wireless Gateway
Office
Meeting Room
GW
Public WiFi
AP
AP
AP
AP
18
Public NetworkWiFi Security
Access Network
Corporate LAN
Firewall VPN
Guest Access
Wireless Gateway
Office
Meeting Room
GW
PublicWiFi
AP
AP
VPN
AP
AP
AP
19
CafeNet Public WiFi

• A broadband wireless extension of the CityLink
  fibre network
• Launched in 2002
• CafeNet plan is to provide a ubiquitous seamless
  coverage over the greater CBD area
• 200 APs have been deployed
• Cafes, conference rooms, libraries, event
  centers, private rooms

20
Summary

• Security is a key concern for deployment of WiFi
  within private enterprise networks
• Public WiFi deployment into private locations
  offers a powerful solution with remote VPN access
• Public WiFi networking is widely available
  throughout the Wgtn CBD

21
Public WiFi untethering your organisation at a
location near you Thanks Questions