2. POWERGRID – An Overview (through100% subsidiary POSOCO) Credit Ratings VISION World Class, Integrated, Global Transmission Company with Dominant Leadership in Emerging Power Markets ensuring Reliability, Safety and Economy POWERGRID (Telecom)2

3. POWERGRID – An Overview POWERGRID (Telecom)3

4. Telecom - Licenses An Overview of POWERGRID - Telecom 4

5. Network Spread & Reach An Overview of POWERGRID - Telecom POWERGRID (Telecom) network and services are available at all over the country (All Circles) and is set for huge growth 5

6. POWERGRID Telecom Network An Overview of POWERGRID - Telecom6

7. Technology Options  Equipment  SDH (Synchronous Digital Hierarchy)  DWDM (Dense Wave Digital Multiplexing)  IP/MPLS (Multi Protocol Label Switching) An Overview of POWERGRID - Telecom7 OPGW 24 F OPGW Tower Repeater Tower with JB Tower POWERGRID S/S POWERGRID S/S City PoP Intracity Ring N/W Intracity Ring N/W OPGW 24 F OPGW Approach Cable U/G OFC 24 F U/G OFC 24 F SDH Access Eqpt. Shelter DG set < 150 km SDH / OADE SDH Access Eqpt. SDH / OADE

8. Telecom Services Offered An Overview of POWERGRID - Telecom 8

9. MPLS Network Eight (8) CORE router locations to ensure high availability in MPLS backbone MPLS routers at about 150 PoP locations. Each Edge/access router connected to minimum two (2) up- stream routers via different paths to ensure ‘No Single Point of Failure’ in the network. Bandwidth Availability: Core and Edge network is designed at 10Gbps and access is designed as 1 Gbps at present. Network is future scalable to 40 Gbps in core. Backbone Agnostic Design: Network built on dual backbone makes it highly reliable and sturdy. MPLS services available at all existing PoP locations of covered on existing SDH/DWDM network. State-of-art Main Network Operations Centre (NOC) at New Delhi and Disaster Recovery (DR) NOC at Hyderabad. An Overview of POWERGRID - Telecom9

10. Peering for Internet Business  Peering with NIXI  Delhi (NOIDA - Netmagic) – 1Gbps  Chennai – 1Gbps  Mumbai (Cyquator)- 1 Gbps  Peering with Google  Delhi ( Bangla Sahib TCL )– 1 Gbps  Chennai ( Bharti)– 1 Gbps  Mumbai ( GPX) – 10 Gbps  Peering with Microsoft  Chennai (Bharti) – 1Gbps  Peering with Mumbai Convergence Hub  Various Content Providers like Amazon, Akamai, Microsoft etc.  Peering with NIC  Protection to NIXI peering at various locations  Access to Govt. websites, databases, datacentres An Overview of POWERGRID - Telecom10

11. International Connectivity  POWERGRID is now offering Domestic leg for India - Bhutan International Connectivity on two different routes for high reliability.  Bongaigaon(India) – Galephu (Bhutan) Link (50Km)  Siliguri (India) – Malbase(Bhutan) Link (98Km)  International Connectivity established to Bangladesh through its transmission line between Berampur & Behramera  POWERGRID is also in the process of establishing International Connectivity to other neighbouring countries Viz. Srilanka (through undersea cable & OPGW), & Nepal through its power transmission network.  POWERGRID is considering application for International Long Distance license An Overview of POWERGRID - Telecom11

12. NOFN  National Optical Fibre Network (NOFN) project – a Govt. of India initiative is world largest rural broad band connectivity project through optical fiber.  Under NOFN project, around 6600 blocks of India in around 650 districts shall be connected to 2,50,000 Gram Panchayats of respective blocks by utilising existing fibre of BSNL, RAILTEL and POWERGRID. Incremental fibre shall be laid wherever required  Approx. 6 Lakh Km new incremental fiber to be laid.  Minimum 100Mbps bandwidth at each Gram Panchayat  BBNL (Bharat Broadband Network Limited)- a SPV has been set up for establishment, management and Operation of NOFN project.  Initial cost of project was around Rs. 20,000 Cr funded by USOF (DOT ).  Work allocation: BSNL (70%), RAILTEL (15%), POWERGRID (15%) An Overview of POWERGRID - Telecom 12

13. NOFN – Status so Far  Survey work had been completed and approved by BBNL for entire scope of project (36000 GPs)  Under Phase-I of project 9510 GPs are to be connected by laying around 22,000 Km of Under Ground Fiber in total 462 blocks in Telengana, Odisha, Jharkhand & HP.  Contracts for fiber laying has been issued to executing agencies to connect 7019 GPs in 341blocks. Balance 2491 GPs have been included in scope of phase-1 work recently. Accordingly, tendering activities for award of T&L contracts are under process.  As on date incremental Fiber laying has been completed for 4562 GPs after laying OFC of 10723Km.  Trenching and ducting for approximately 14,966 Km have been completed till date which includes 2541Km of T&L work in AP. An Overview of POWERGRID - Telecom 13