supply , installation and commissioning of active and passive network component for network up gradation of refineries hq and corporate office-sadiq nagar , new delhi_20032 supply , installation and commissioning of active and passive network component for network up gradation of refineries hq and corporate office-sadiq nagar , new delhi , network core switch , network access switch , supply , installation & commisioning of network upgradation at rhq scope complex & corporate office sadiq nagarsupply of fiber cable , fully loaded fiber liu , fiber patch cords , utp patch cords , cable mangager & other accesories required to complete the job . details of requirement and technial specifications for network upgradation at rhq & cosn is attached as annexure-iii . , installation , integration and commissioing of network active and passive components , buy back of old network core switch ( cisco ws-4507 r-e ) on as-is , where-is basis , buy back of old network access switch ( cisco ws-c2960g-48 tc-l ) on as-is , where-is basis