weroam wlan roaming

©2006 Comfone AG, Switzerland

WLAN roaming solutions

©2006 Comfone AG 2

Agenda

CompanyPublic WLAN market todayService portfolio

WLAN wholesale access in and outboundWLAN roaming hub service Access methods

Implementation and operationsPlatform capabilities and featuresReference implementationsUnique Selling Proposition of WeRoam

©2006 Comfone AG 3

Comfone: IP-GSM wireless convergence

Swiss-based companies with long-standing experience in mobile roamingIndependent from any operatorInnovative solutions WLAN and GSM roaming based on an aggregation modelConvergence services from traditional GSM technology to IP technology

©2006 Comfone AG 4

TOGEWA: a group with competitive advantages

Mgmt buyout of former top management of Swisscom mobile80 international staff (16 languages spoken)24/7 customer careSales office in Switzerland, Singapore and Brazil

GSM and WLAN Roaming Enabler

Privately held Swiss holding company

Leading Swiss wireless hotspot operator

SIM based service innovations

com

©2006 Comfone AG 5

Public WLAN market today

©2006 Comfone AG 6

WLAN - the success story of a technology

> 90% of notebook computers are Wi-Fi enabled (wifi-alliance, 11/2005)

120 Million Wi-Fi® Chipsets shipped in 2005 (wifi-alliance, 11/2005)

WiFi phone units grew 112% between 2004 and 2005 (infonetics 01/2006)

85000 public hotspots worldwide (in-stat 12/2005)

Private WLAN

Enterprise

Home

Hotels

Airports

Public WiFi

Congress

CafésStations

©2006 Comfone AG 7

WLAN roaming traffic is growing regularly

Key trends

WISPr as the standard interfaceFrom landing page to client softwareEnterprise awareness of public WLAN as a remote access solutionDevelopment of new data services, VoIP, games, …

Average data of May, June, July 2006

115 minutesAverage monthly usage per user

40 minutesAverage session time

Oct 05 Nov 05 Dez 05 Jan 06 Feb 06 Mar 06 Apr 06 May 06 Jun 06 Jul 06 Aug 06 Sep 06

Evolution of WLAN roaming (minutes)

©2006 Comfone AG 8

Industry initiative

ProsTechnical inter-working standardsPromotes roaming

ConsClosed user groupComplicated data + financial clearing process

Gained momentum in past yearHas some heavy weights as membersDefined WRIX model where roaming operation can be outsourcedAgreed on an WRIX interface specificationMembers in the process of choosing a supplier for WRIX

©2006 Comfone AG 9

• Roaming Mgmt• Authentication• Clearing / Billing

• Roaming Mgmt• Authentication• Clearing / Billing

Roaming Plattform

HotSpot Operator

Service Provider End User

Venue Owner

GSM

ISP

ESP

WeRoam: no 1 neutral Public WLAN aggregator

©2006 Comfone AG 10

WeRoam: solution house for PWLAN roaming

Roaming Platform

Wholesale Access Client Software Hotspot Directory

Roaming Platform

SIM

Radius Interconnection

Financialclearing

Dataclearing

Hotspot Directory

Hotspot Directory Portal

Hubbing Services

Outsourcing ofRoaming Operations

Client Software

ConnectionManager

Connection Assistant

Wholesale Access

ContractManagement

Hotspot Footprint

Roaming Platform

Wholesale Access Client Software Hotspot Directory

AB

IPSS7


WLAN network

WeRoam hub service

Home operator outsources part of the implementation and operation of roaming agreementsWeRoam handles operator specific requirements, such as presence on landing page, whitelisted addresses, etc …Model can also be applied to the interconnection between home operator and external partners

Roaming agreements

WLAN network

Home Home OperatorOperator

WLAN network

VisitedVisitednetworknetwork AA

WLAN network

VisitedVisitednetworknetwork BB

VisitedVisitednetworknetwork CC

Hubbing service agreement

Hotspot coverage

Dataclearing

Financialclearing

Radius roaming platform and interconnect (basic service)

Functions: Authentication, Authorisation & Accounting

Roaming Platform

Roamingimplementation and operation

Clientprovision &

testing


WeRoamHotspot network Customers

Service ProviderService Provider

Single contract sign upRoaming agreement managementSingle interconnectionStandardised interface support (EAP-SIM, WISPr,

Landing Page)

WISP AWISP A

Traffic reportsInvoicing

Out paymente.g. …/session

…/minute

WISP BWISP B

WISP CWISP C

Invoicee.g. …/session

…/minute

Traffic reportsOut payment

ContractManagement

ContractManagement InterconnectionInterconnection

Wholesale access: one roaming agreement for …


An international footprint of over 29’000 hotspots

WLAN network

Home Home OperatorOperator Roaming agreement

Hotspot coverage

Dataclearing

Financialclearing

Radius roaming platform and interconnect (basic service)

Functions: Authentication, Authorisation & Accounting

Roaming Platform

Clientprovision &

testing

3076Office building

6757Hotel

182Airport

314Train, Bus, Boat Stations

6631Restaurant

1192Public Space

1577Café, Bar & Pub

229Convention Center

WeRoam provides visited network access to 52 hotspot operators


Mixed wholesale/direct roaming

Customer determines the structure of the mix

The mix can be modified at any time

Typical scenario :Direct roaming agreements with national WISPsDirect roaming agreements with a few big WISPs in neighboring countriesWholesale agreement for the rest of the world

ContractManagement

ContractManagement InterconnectionInterconnection

WISP AWISP A

Wholesale modelUsage fee per minute

Interconnection

Contract

WISP BWISP BInterconnection

Contract

WISP CWISP CInterconnection

Direct Contract

Hubbing modelAuthentication fee per session

CustomerCustomer

Interconnection


Authentication methods


Access via landing using “WeRoam”

Access via client software (WISPr)

Billing

Service Provider

HotspotnetworkHotspotnetwork

Radius

End User

Radius ProxyRadius Proxy

AAA ServerClient software

Landing Page

WISPr

Web

Username/Password via Radius

Radius


Username/Password via USSD/SMS

Landing page

Dial shortcode *141#1

Send USSD or SMS with password

4

Forward USSD

message

2

Generate USSD/SMS

with password

3

Enter MSISDN/password at hotspot landing page

5

Grant Internet access6

GSM operator

End user at hotspot

mobile phone

laptop

Access via landing using “WeRoam”



HLR

Billing

ClearinghouseClearinghouse

SignallingGateway

SignallingGateway

Clearinghouse

GSM


SIM

GPRS/SS7

TAP 3.10

RadiusEnd User

SIM/WISPr

SIM based with client software


Need SIM card + PCMCIA Combo card


Access methods


Browser based

WiFi

Username/Password

Landing page

Cost

per

use

r

Ease of use

Full branding

WiFi

Username/Password

WLAN sniffer

Hotspot locator

Remote updates

Connection Assistant

Full branding

WiFi/GPRS/UMTS/Dialup

SIM & Username/Password

WLAN sniffer

Hotspot locator

Remote updates

Connection Manager

Access methods comparison


WeRoam Connection Manager

WLAN, GPRS, EDGE, UMTS and Dial access

EAP-SIM and Username/Password authentication

WISPr enabled

Hotspot locator integrated

SMS messaging center

Centralised provisioning and

update server

Tested with mayor card suppliers:

Supported operating systems:


The entry level WeRoam Connection Assistant …

Hides individual hotspot landing pages

Fully branded in corporate style & design

Consistent end-user experience across all networks

Attractive commercial terms

Connection Assistant branding sample

Supported operating systems:


… or landing page access

Enter username: [email protected]

Enter password

Select WeRoam in the pull down menu

Click on login to connect

1

1

2 3

4

234


Implementation and operations


Provisioning

Authentication

End-user invoicing

Customer care

Billing

ClearingClearing

Customer Care

Customer Care

Service Provider


Radius

Wholesalebilling

Radius

End User

Radius ProxyRadius Proxy

AAA Server

ClearingClearing

Client software

Landing Page

WISPr

Web

A straight forward integration into your business


A well established implementation process …

Technical implementation manager assigned to customerKickoff meeting, regular conference calls & progress controlClearly defined deliverables and task responsibility for each partyDetailed test reportsAcceptance test reportHandover to the operation team after service launch

Implementation Form exchange

Setup of VPNs

Server configuration

End-to-end Radius test (via landing page)

Client software tests

CDR rating validation

Acceptance tests at different hotspots

Service Launch


… and smooth operations

Rating, reporting and invoicing terminated by 10th of the month

24/7 customer care with ticketing process

N (N+1)by 25 thMonth

Service period N

Invoice productionand delivery

Out payment reportProduction and delivery

Out Payment to VWLAN

(N+2)by 10

(N-1)by 23 rd

Exchange rate for N

by 10

Payment by HPMN

by 23 rd th th

Schedule for data clearing

No outage of roaming service in past 3 years


A state of-the-art roaming platform

Radius platformRadius filtering on any source/destination tupleRadius parameters modification/adding/deletingNormalisation of Radius attributes (e.g. WISPr location id)IP Sec protection of Radius links

Billing engineRule based rating based on any Radius parameter (duration, nb sessions, time of day, volume, source, destination, etc..)Generation of TAP 3.10 filesGeneration of WRIX UDR files (in plan)


ISP 1

ISP 2

Internet

Meteor

Internet

Access Gateway Billing system

Radius proxies

AAA

Monzoon

TPN

The Net

End User WISP

ISP 2

ISP 1

VPN &firewall

VPN &firewall

A carrier grade infrastructure

Alternate power supplyDaily backup of CDRs/weekly storage on tape at different locationFull redundancy of all equipment and Internet connectivity


A comprehensive test lab for client software

22 test hotspots of WISPs located at WeRoam premisesCertified 4 independent client software on the network

AT&T Business (AT&T), AT&T Wifi (PCTel), Connection Manager (Birdstep)Connection Assistant (WeRoam)

3 years of experience in WISPr interoperability testing

We offerCost efficient validation of WISPr access across all networksReduced time for certificationEfficiency in WISPr interoperability problem resolution


Reference implementations


Dial, WLAN, Ethernet bearers

Access with AT&T own software client

Authentication with Username / Password

Configuration of WISPr parameters

Test of client on test hotspots

WISPr

Hotspot network

Reference projects include:

Orange, France

Orange, UK

Orange, Israel

Bozii, UK

Era, Poland

AT&T USA, Global Network Client

Enterprise Remote access service


GPRS/UMTS, WLAN bearer

Access with Orange own software client

Authentication with SIM

Specification and management of SDK integration

Testing and validation on WeRoam test hotspots

SDK

WISPrSIM3rd party

dashboard

Hotspot network

Reference projects include:

Vimplecom, Russia

Globalzone, Switzerland

Orange Switzerland, Business Everywhere

Internet wireless access service with PCMCIA card and USIM


Services Roadmap


Reporting Web portal (under development)

Availability of networksAuthentication attemptsUsage reporting & analysis

Customer care

Service provider

SNMP

Radius

Hotspot list

Client softwarereporting


Database

Product Mgmt

Network availability

Authentication requests

Usage report

Web portal

Data mining

Network services


Extension of roaming service for wVOIP access

WISPr

SIP proxySIP proxySIP

Radius

CDRs

Wholesale bill

SIP serverSIP server

Auto provisioned AAA Server for WLAN access

VoIP OperatorsVoIP Operators

Media GWMedia GW

Hotspot Operators

RTP

Access GWAccess GW

SIP

Hotspot access for SIP based VoIP operatorsFree SIP signaling channelSingle sign on for both access and voice servicePer voice minute access rateAllows both outgoing and incoming VoIP calls


Extension to future wireless IP roaming

ClearingClearing

AAA Server

HLR

IP

GSM

SS7Gateway

SS7GatewayRadius ProxyRadius Proxy

Customer Care

Customer Care

WiMAX Operator

WiFi Operator

802.16d

802.16e

802.11

802.1x

PublicWLAN

PublicWiMAX

Cities

Venues


A WLAN aggregator with competitive advantages

• Carrier grade infrastructure• State-of-the art Radius platform (flexibility)• Solutions for ISPs (Radius) and GSM (SIM, TAP files) • Expertise in client software• Partnership with strong technology firms

• Neutral wholesale only• Open to direct roaming

agreements• Endorse open standards

(IETF, GSMA, WiFi Alliance)• Roaming solution house• Roaming for 802.11, 802.1x

and WiMAX

• Convergence VoIP and WLAN

• Financially strong• Located in Switzerland• Multi-lingual team• 5 years of experience in

Public WLAN industry

Technology

Positioning

Company

Innovation


Thank You

Comfone AGNussbaumstrasse 25P.O. BoxCH-3000 Bern 22Switzerland

Tel: +41 31 341 10 10Fax: +41 31 341 10 [email protected]

Your Name

weroam wlan roaming

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