1. DID and DOD for mobile networks
2N® NetStar

2. 2N® NetStar Basics of DID and DOD:
Inbound calls routed directly to a particular extension (DID or also known as DDI)
Outbound calls from PBX extensions with identification of their extension number (DOD)
No needs of IVR or switchboard operator
All that without using E1 or SIP trunk
DDI (Direct Dial-in) is sometimes called DID (Direct Inward Dialing).

3. Benefits to providers:
2N® NetStar
Benefits to providers:
Provide typical service of a fixed network in GSM/UMTS networks
Obtain more customers and revenues
Technological leadership on your market
Relevant offer for corporate customers
Complementary product to FCT business
DDI (Direct Dial-in) is sometimes called DID (Direct Inward Dialing).

4. Benefits to customers:
2N® NetStar
Benefits to customers:
Cost saving solution
New services without the need to upgrade your current PBX
DDI (Direct Dial-in) is sometimes called DID (Direct Inward Dialing).

5. 2N® NetStar References: Telefónica O2 Czech Republic Orange Israel

6. Outbound calls from 78 111 22 xxx
User’s Side
Network Core
112
2N DID Platform
/112
GSM Gateway
MSC
112
Analog, PRI, BRI, SIP
PBX
Extension 112 is calling at
112
111
299

7. Outbound calls from 78 111 22 xxx
User’s Side
Network Core
299
2N DID Platform
/299
GSM Gateway
MSC
299
Analog, PRI, BRI, SIP
PBX
Extension 299 is calling at
299
111
112

8. Inbound calls to 78 111 22 xxx 299 User’s Side Network Core
2N DID Platform
/299
GSM Gateway
MSC
299
Analog, PRI, BRI, SIP
PBX
is calling at
299
111
112

9. Parts of this solution:
2N® NetStar
Parts of this solution:
2N GSM Gateway (DID&DOD)
Analog
BRI/PRI
VoIP
2N DDI Platform (DID&DOD)
Intelligent clip modification
SIM hunting
One number reach
Database
Redundancy for back-up
DDI (Direct Dial-in) is sometimes called DID (Direct Inward Dialing).

10. Start testing tomorrow!
2N TELEKOMUNIKACE Modřanská 621, Praha 4 Czech Republic Tel.: Fax: