Transcript Netronics Essential Guide for Wireless ISPs

The Essential Guide
for Wireless ISPs
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Aim of the Guide
Eye opener
Motivate potential WISPs
Provide comprehensive information
Sales aid
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Target Audience
Potential WISPs
Wireless ISPs
System Integrators
VARs
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Availability
Now available
• Hard Copy
• P/N 213580 rev.a
• To order see Marcom order form
• Soft Copy
• PDF Format with index and hyperlinks
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Contents of the Guide
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Wireless Access Systems Basics
Licensed & unlicensed frequencies
Spread Spectrum technologies
• DSSS
• FHSS
• OFDM
Industry standards and organizations
• IEEE 802.11
• IEEE 802.16
• WiMAX
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Wireless Access System Architecture
 Sectorized cellular architecture
 Micro-cellular architecture
 Cell extension
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Customer Types
MDU/MTU customers
• Residential MDUs
• Commercial MTUs
• Hospitality segment
SME customers
SOHO customers
Residential customers
LAW enforcement and public safety agencies
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Services
Quality of Service
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Best effort service
What is Quality of Service and why is it required ?
Service Level Agreement
Methods for providing QoS
IEEE802.1p prioritization
VLANS
IP Services at the CPE
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NAT
DHCP – server, client, relay
Firewall
Routing – dynamic, static
VPN
PPPoE
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Business Case Analysis
Segments, Services and revenues
The costs
• CAPEX
• OPEX
The financial plan
• What do you need to know before you start
Example scenarios
• Business only – suburban
• Mixed residential & business - suburban
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Netronics BWA Solutions
Summary
NetLink product line
• Types
• BS equipment – Modular, stand alone
• Cell extender
• CPE - SU-A/E, SU-I, SU-R
Complementary Equipment
• NetLink RG – 2-port voice gateway
• NetSECURE – VPN router
• NetLink TM – Traffic Manager
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Connectivity to Backbone Networks
ATM backbone networks
• ATM - Ethernet scenarios
• ATM – Frame Relay scenarios
CPE
NetLink
ATM Backbone
N*E1
IMA
Base Station
Core
Router
Internet
ATM
Acess Switch
10BaseT
PSTN
Ethernet backbone
• Optical backbone
• Wireless Ethernet backbone
Servers
GK
VoIP GW
NOC/POP
BST
BST
CPE
NetLink
Fast Eth
Fiberoptic
Gigabit Eth
Backbone
Frame Relay backbone
Optic Fiber
LAN
Switch
10BaseT
Base Station
3rd Layer
Switch
Internet
PSTN
Servers GK VoIPGW
NOC/POP
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Connectivity to PSTN Network
Description advantages and disadvantages of each
solution:
• Connection to Local Exchange using V5.2
PST N
Wireless End
Users
CLASS V
Switch
V5.2
H.323
IP Packet-Switch
Network
Gatekeeper & Gateway
• SS7 solution description
• MFC-R2 solution description
• ISDN PRI solution description
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IP Access Network
Routing Protocols
• Static routing
• RIP – Routing Information Protocol
• OSPF – Open Shortest Path First
Routing Design Consideration
• Static vs. Dynamic
• RIP vs. OSPF
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Network Operating Center (NOC)
Email services
Web caching
Browser Caches
Radius – Authentication, Authorization and
Accounting
IP addresses assignment
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Static IP addressing
DHCP
PPP
L2TP – PTP tunneling protocol
NAT – Network Address Translation
Firewalls – network & application based firewalls
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RF Network Planning
Geographical information and coverage area
Customer density and types
Capacity calculation
Frequency and regulation n limitations
RF network planning
Subscriber 2
• Basic coverage simulation
• Site acquisition and site survey
Subscriber 1
-100dBm
RF simulation
• Link budget
• C/I simulation
• Customer allocation to sites
• Nearest site
• Best RSS
• Best C/I
Best RSS
Range = 1200m, R - Reference
Subscriber
RSS = -70dBm
C/I = 20dB
-90dBm
-70dBm
-95dBm
-95dBm
Subscriber
Obstcale
Nearest
Range = 1000m,
RSS = -85dBm
C/I = 11dB
Antenna tilt and BS power adjustment
Subscriber 4
Subscriber 3
Best C/I
Range = 2000m,
RSS = -76dBm
C/I = 26dB
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Deployment Guidelines
Pre-deployment checklist
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Licensing and permits
BS sites selection
Backbone interconnection planning
Trained staff
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General installation guidelines
• BS
• CPE
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MDU/MTU Solutions
Customer types
Solution architecture
Distribution system, security issues & Voice services
• CAT5 cabling
• Existing twisted pairs - ADSL based solution
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Traffic Management with
NetLink TM
Centralized architecture
Application Servers
and Management
NetLink AUs
L2 switch
NetLink TM
L2 switch
Router
Router
Router
Base Station
NOC
Backbone
NetLink AUs
Internet
L2 switch
Router
Base Station
Distributed architecture
NetLink AUs
L2 switch
NetLink TM
Router
Base Station
NetLink AUs
L2 switch
NetLink TM
Backbone
Router
Base Station
NetLink AUs
Service differentiation
L2 switch
NetLink TM
Router
NoC &
Internet connection
Base Station
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Summery
Produce first class marketing material .
Improve quality and quantity of information.
Deliver a complete overview of the application
Provide you and your customer’s with a
comprehensive tool for setting up a BWA Wireless ISP
Helping you sell our products
Thank you