**2.3 Grid infrastructures**

Two main Grid Initiatives are present in India: the Regional Component of the WorldWide LHC Computing Grid (WLCG, http://lcg.web.cern.ch/LCG/) and the GARUDA National Grid Initiative (http://www.garudaindia.in/). Both are strongly connected with the EU-IndiaGrid2 project thanks to the presence, as project partners, of the leading actors of both initiatives.

288 Grid Computing – Technology and Applications, Widespread Coverage and New Horizons

In this vision, for research collaborations, Mumbai represents, at the same time, the Gate of

In addition it is under way an agreement to connect the Open Science Grid in the USA in cooperation with the USA National Science Foundation and to connect to Japan a dedicated high speed link from Chennai. The NKN-TEIN3 connectivity is successfully exploited by

Two main Grid Initiatives are present in India: the Regional Component of the WorldWide LHC Computing Grid (WLCG, http://lcg.web.cern.ch/LCG/) and the GARUDA National Grid Initiative (http://www.garudaindia.in/). Both are strongly connected with the EU-IndiaGrid2 project thanks to the presence, as project partners, of the leading actors of both

Fig. 4. TEIN3 Topology

**2.3 Grid infrastructures** 

initiatives.

India and the gateway to Asia-Pacific area.

several research applications as described in the sections below.

Fig. 4. GARUDA Grid and WLCG Tier2 sites
