Billing primer
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Billing Primer. TMC IT Expo – Oct 2006 Bala Janakiraman Sonus Networks. What is the problem?. How to fit next generation networking equipment into the existing OSS environment? How to bill for next generation services? How to run a profitable next generation network?.

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Billing primer

Billing Primer

TMC IT Expo – Oct 2006

Bala Janakiraman

Sonus Networks


What is the problem

What is the problem?

  • How to fit next generation networking equipment into the existing OSS environment?

  • How to bill for next generation services?

  • How to run a profitable next generation network?


How to approach the problem

How to approach the problem

  • Marketing Input

    • Target customers

    • Offer definitions

    • Charging structures

  • Define usage data needs

    • Use cases

    • Call flows

  • Specify requirements


Who is the customer

Who is the customer?

  • Target customers

    • Residential, Small Office Home Office (SOHO), Small and Medium Sized Business (SMB), Enterprise


What will you offer them

What will you offer them?

  • Offer definitions

    • Unlimited calling, bucket of minutes, long distance, international

    • Charge for enhanced services, such as voicemail, conferencing, voice portal

    • Converged services – e.g. Mobile calls through Wi-Fi Access point


How will you charge them

How will you charge them?

  • Charging structures

    • Subscription

      • Dial-up/Broadband access

    • Time period

      • Wi-fi access

    • Bucket of minutes

      • Mobile phone service

    • Metered

      • Traditional telco

    • Pre-paid

      • Calling cards, content downloads from partners


How will customers use the service

How will customers use the service?

  • Use Cases

    • Residential VoIP sub calls

      • VoIP sub on the same VoIP network

      • VoIP sub on other VoIP network

      • Local TDM number

      • Long distance TDM number

      • International TDM number


How will customers use the service1

How will customers use the service?

  • More advanced use cases

    • Call forwarding

    • Call transfer

    • Conferencing

    • Voicemail

    • Find me / follow me

    • Presence server

    • Video conferencing

    • Mobile to Wi-Fi transfer


How will calls use the network

How will calls use the network?

Use case: VoIP sub calls on-net sub

Call flow: ASX to ASX via SIP Endpoints


How will calls use the network1

How will calls use the network?

Use case: VoIP sub calls PSTN user

Call flow: ASX to GSX to PSTN


How will calls use the network2

How will calls use the network?

Use case: PSTN user calls VoIP sub

Call flow: GSX to ASX to MGCP Endpoint


How will calls use the network3

How will calls use the network?

Use case: VoIP sub B forwards all calls to C

Call flow: A calls B; B forwards to C

A

C


How will calls use the network4

HLR

How will calls use the network?

Call flow: Mobile -> TA -> NBS -> GSX

(make before break)

Use case: Mobile switches to Wi-Fi

GSX (MGCF)

PSTN

Mobile RAN

Subsystem

MSC/

VLR

GSX (BGCF)

SRX (S-CSCF)

HSX

IMX

(CCCF/NeDS)

Sonus

IMS

Core

PSX

(gsmSCF)

Generic IP

Network

TA

NBS,

(P-CSCF,

THIG)


Typical back office data needs

Typical back office data needs

  • Billing/Fraud

    • Calling/called numbers, ingress/egress trunk groups, call start/stop time, resources used (codec, app servers, media servers)

  • Performance Management

    • Latency, packet loss, jitter

  • Capacity Management

    • Minutes, average resource utilization, peak resource utilization

  • Web Portal

    • Customer data, service/feature data, call history logs


The role of billing mediation

The Role of Billing Mediation

  • Collect Network Usage (NU) data from network elements

  • Correlate and translate as required by OSS applications

  • Distribute to back office applications

To help carriers run profitable and efficient networks


Billing mediation architecture example

Billing Mediation Architecture Example


Specify requirements

Specify requirements

  • Traffic level

  • Latency

  • Where to record usage data

  • Filtering rules

  • Data formats (AMA, IPDR, etc)

  • Data interfaces (FTP, AMA DNS, Stream, etc)

  • To correlate or not

  • Storage/archive


Thank you

Thank You

Bala Janakiraman

[email protected]


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