rfp for upgradation of existing esri arcgis licenses and purchase of new arcgis suite of products for greater chennai corporation (three years) , upgradation of existing esri arcgis licenses & new arcgis suite of products- three years annual maintenance contract , i) upgrade of indo arcgis enterprise advanced up to four cores perpetual license - 3 nos ii) upgrade of indo arcgis desktop advanced concurrent use/ professional plus user type - 5 nos iii) arcgis enterprise mobile worker perpetual license-100 nos iv) indo arcgis server extensions (4 core) production mapping 11 - 1 nos v) indo arcgis server extensions (4 core) roads & highways 11- 1 nos