2. 2
Market Needs
If I call the dealer
to enquire about
this car, he’ll
know my number
and trouble me in
future
People are not comfortable sharing personal numbers with unknowns
Classifieds Tele-Marketers
Travel guys have
been disturbing
me daily since I
called them for a
general enquiry
3. 3
Anonymous Calling Solution
Allows subscribers to hide/mask their number when making outgoing calls
Addresses genuine needs of subscribers to prevent their
number from being displayed at Called party’s handset
I’ll hide my
number and call
back to check
who it is without
revealing my
number.
Oh!! Received a
missed call from
a number I don’t
recognize.
Anonymous
Calling
Enhanced
Customer
Satisfaction
Additional
Revenue
Unique
Service
Subscribers get more flexibility to manage
their manage calls
Operator adds a differentiated offering to
his call management suit
4. 4
How It Works
MSISDN: 9922222222
Called Party
Calling
123 9911111111
Subscriber appends ‘123’ to the Called Number ‘9911111111’
Incoming Call
0000000000
1. To hide/mask his number, Subscriber
adds prefix <XYZ> to the Called Party
Number and makes the call
MSISDN: 9911111111
2. Incoming CLI displayed at the called
handset is hidden or masked by
configurable digits
Incoming CLI is masked by ‘0000000000’
Caller’s CLI remains hidden from the called party
5. 5
MSC
Anonymous Calling
Solution (ACS)
1. Call is routed to the MSC
5. MSC routes the call
further to the called number
Network Flow
2. MSC routes
the Call to ACS
Node on the
basis of prefix
based routing
Caller makes an Anonymous Call
Appends <Prefix>
to the Called Number
3. ACS hides / masks the CLI and removes prefix from Called Number
Called party receives call
Caller’s number is hidden /
masked
4. ACS routes
the call back
to MSC
6. 6
Multiple Pricing Models
Event Based
Charges
Flat fee of <X> amount charged per call for using Anonymous Calling
Service
Pay per Use Model
Subscription
Charges
Users Subscribe to the service
Subscribers are charged on a recurring basis (weekly / monthly)
Subscription based Model
Additional Revenue Stream for Operator
7. 7
Features to prevent Misuse
SMS to B-party to check whether the anonymous call was a harassment call
Was the call you
received at
12.00pm a
harassing call?
Reply Y for Yes
N for No
Bar the caller from making anonymous call on the basis of response received.
8. 8
Operator Benefits Subscriber Benefits
Value Proposition
Innovative offering - Enhances
customer loyalty
Supplements operators Call
Management offerings
Offer flexibility to subscribers to
manage their calls
Additional Revenue stream
through multiple business
models
Addresses unique needs of
subscribers
Pro-active caller oriented service
Improves Customer Satisfaction
Minimal changes required in user
behavior
Simple and Easy to use Service
Hide Your Number