Download Billing Primer

October 10-13, 2006• San Diego Convention Center, San Diego California
Billing Primer
TMC IT Expo – Oct 2006
Bala Janakiraman
Sonus Networks
www.itexpo.com
What is the problem?
October 10-13, 2006• San Diego Convention Center, San Diego California
• 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?
www.itexpo.com
How to approach the problem
October 10-13, 2006• San Diego Convention Center, San Diego California
• Marketing Input
– Target customers
– Offer definitions
– Charging structures
• Define usage data needs
– Use cases
– Call flows
• Specify requirements
www.itexpo.com
Who is the customer?
October 10-13, 2006• San Diego Convention Center, San Diego California
• Target customers
– Residential, Small Office Home Office (SOHO),
Small and Medium Sized Business (SMB),
Enterprise
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What will you offer them?
October 10-13, 2006• San Diego Convention Center, San Diego California
• 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
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How will you charge them?
October 10-13, 2006• San Diego Convention Center, San Diego California
• 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
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How will customers use the service?
October 10-13, 2006• San Diego Convention Center, San Diego California
• 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
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How will customers use the service?
October 10-13, 2006• San Diego Convention Center, San Diego California
• More advanced use cases
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–
–
–
–
–
–
–
Call forwarding
Call transfer
Conferencing
Voicemail
Find me / follow me
Presence server
Video conferencing
Mobile to Wi-Fi transfer
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How will calls use the network?
October 10-13, 2006• San Diego Convention Center, San Diego California
Use case: VoIP sub calls on-net sub
Call flow: ASX to ASX via SIP Endpoints
PSX
(2) POLICY
QUERY
(3) POLICY
RESPONSE
ASX
(1) INVITE/200/ACK
(4) INVITE/200/ACK
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SIP
RTP
SIP
How will calls use the network?
October 10-13, 2006• San Diego Convention Center, San Diego California
Use case: VoIP sub calls PSTN user
Call flow: ASX to GSX to PSTN
PSX
(2) POLICY
QUERY
(3) POLICY
RESPONSE
(4) INVITE/200/ACK
(5) IAM
ASX
GSX/SGX
DSOs
(1) INVITE/200/ACK
RTP
SIP
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P
S
T
N
How will calls use the network?
October 10-13, 2006• San Diego Convention Center, San Diego California
Use case: PSTN user calls VoIP sub
Call flow: GSX to ASX to MGCP Endpoint
PSX
(2) POLICY
QUERY
P
S
T
N
(3) POLICY
RESPONSE
(4) INVITE/200/ACK
(1) IAM
ASX
DSOs
GSX/SGX
(5) CRCX/NTFY/RQNT
RTP
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mgcp
How will calls use the network?
October 10-13, 2006• San Diego Convention Center, San Diego California
Use case: VoIP sub B forwards all calls to C
Call flow: A calls B; B forwards to C
SIP
Endpoint
A
SIP
Endpoint
ASX
C
INVITE
Call is unconditionally forwarded and diversion information is
included in proxied INVITE
INVITE w/
Diversion
200
200
ACK
ACK
call is established
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How will calls use the network?
October 10-13, 2006• San Diego Convention Center, San Diego California
Call flow: Mobile -> TA -> NBS -> GSX
(make before break)
Use case: Mobile switches to Wi-Fi √
GSX (MGCF)
Mobile RAN
Subsystem
MSC/
VLR
HLR
√
PSTN
GSX
(BGCF)
√
SRX (S-CSCF)
√
HSX
TA
Generic IP
Network
√
IMX
(CCCF/NeDS)
Sonus
IMS
Core
PSX
(gsmSCF)
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NBS,
(P-CSCF,
THIG)
Typical back office data needs
October 10-13, 2006• San Diego Convention Center, San Diego California
• 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
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The Role of Billing Mediation
October 10-13, 2006• San Diego Convention Center, San Diego California
• 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
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Billing Mediation Architecture
Example
October 10-13, 2006• San Diego Convention Center, San Diego California
www.itexpo.com
Specify requirements
October 10-13, 2006• San Diego Convention Center, San Diego California
•
•
•
•
•
•
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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
www.itexpo.com
October 10-13, 2006• San Diego Convention Center, San Diego California
Thank You
Bala Janakiraman
[email protected]
www.itexpo.com