1. SIP Trunk Customer Presentation

2. Discover SIP Trunk Changing the Ecosystem of PSTN TelephonyIndustry Leadership Confidential 3. What is SIP Trunk? For enterprises wanting to make full use of their installed IP-PBXs and not only communicate over IP within the enterprise, but also outside the enterprise, a SIP trunk provided by a UASL Service Provider to connect to the traditional PSTN network is the solution.ConfidentialC5 SoftSwitchSIPUnlike in traditional telephony, where bundles of physical wires are being delivered from the service provider to a business, a SIP trunk allows a company to replace these traditional fixed PSTN lines with PSTN connectivity via a SIP trunk link from the service provider network.Scale upto 1500 voice channels on single physical linkIP PBX 4. How is SIP Trunk different from PRI? Traditional TDM Trunking (PRI/BRI)SIP TrunkingConfidential 5. Logical Network Architecture To billing systemCustomer Premises Ethernet TTL Class 5 PSTN SwitchMUX ASession Border ControllerEthernet over SDH RingAggregator SwitchTo interconnects The link is delivered over a Fiber link All interconnects with OSP remain same IP transport is only between Class 5 switch and customer premise Default Codec is G.711 ConfidentialEthernet MUX BSIP TrunkIP PBX 6. Why SIP Trunk?The 3Ss123Simplify$aveScale No multiple physical links No hardware upgrade required for multiple PRI ports Easy upgrades with BW increase Single Network for data and voice* Low maintenance Single port termination Investment protection Future proof Aggregated SIP Trunk* Open Standards Seasonal Call Volume** Coming in Phase II Launch6 Confidential 7. SIP Trunk: Service details The SIP Trunks will be delivered through TTL state-of-the-art Class 5 NGN switches. Current circles in which this service shall be available are: Andhra Pradesh, Delhi, Haryana, Karnataka, ROM, Kolkata & Tamil Nadu Minimum 20 channels has to be subscribed by customer. This can scale upto 1500 on same physical link. Up gradation/ down gradation of channels shall be as per the defined channel slabs only. By Default, bandwidth sizing shall be done considering G.711 codec. SIP Trunks will provide calling to Local, STD and International locations. The Handover of the call to other operators for domestic or International calls shall be as per existing POI setup. PSTN number with DID range shall be available. SIP trunk can be subscribed by Telemarketers also. Accordingly 140XX series can be allocated.Following PBX models have been tested for interoperability:Confidential 8. Customer Delight: Industry leadershipOne Stop ShopConvergenceManaged VoiceFLV Mobility VAS CloudMin CAPEX Min Maintenance24x7 Helpdesk Web based Self Care PortalConfidentialTechnology Refresh ROI 9. Thank You9