**Tender extension date for Tender No. ELCOT/IT-Infra/OT/33252/MPLS & ILL/2018-19 has been extended from 30.8.2019 to 01.10.2019** *** Tender due date for Tender No. ELCOT / IT-INFRA / TNSWAN/HC/ OT- 33245/Network Integrator/2018-19 has been extended from 29.8.2019 to 12.9.2019 **
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Special Projects
Project Name TNSWAN
Detail Description
GOI (Government of India) has approved the SWAN proposal of Tamil Nadu during April 2005. Government of Tamil Nadu gave administrative approval vide a G.O (G.O (Ms.) No. 11 dated 27.10.2006 of IT Department) towards setting up of TNSWAN. The Project Estimate is 181.69 crores (DIT share Rs. 97.17 crores & State Share Rs. 84.52 crores). The network has been successfully commissioned connecting 708 locations, and the BOOT operation by TCS commenced from 01.12.2007. The TNSWAN project was formally inaugurated by the Hon'ble Chief Minister of Tamil Nadu & Hon'ble Minister for communications & I.T,GOI on 08.04.2008. Tamil Nadu was the first state in India to complete the vertical connectivity.

TNSWAN interconnects 42 tier-1 offices {State Secretariat & five Government complexes (Metro Centres), Five Special Offices & ELCOT Perungudi office (Network Operating Center-NOC) at Chennai and 30 District Collectorates, and 666 tier-2 offices {73 Revenue divisions, 208 Taluk offices and 385 block offices}.

TNSWAN provides Voice, Data and Video connectivity for improving the delivery of services to the Citizens and also improves the response time and transparency of all the Government Departments.

Now Government of Tamil Nadu proposes to be the first State again to provide horizontal connectivity from the existing POPs of TNSWAN so that large number of last mile offices can be made part of this huge intranet. ELCOT has finalized the rate contract for connecting 5000 such last mile locations as Phase-I. All last mile offices of various Government departments will progressively be brought into this intranet.

Existing infrastructure at the POP upgradation is under progress to enable connectivity to the horizontal offices.
Project Started Date 01-01-2010
Projects Documents ws_tnswan_writeup.doc (72.50 Kb)