supply, installation and testing and commissioning of ip pbx with telephone network for malappuram dairy site , supply installation testing and commissioning of ip pbx as per the configurations , specifications and terms &conditions mentioned in nit. , additional warantee cum amc charge for ip pbx for second year. , additional warantee cum amc charge for ip pbx for third year. , supply installation testing and commissioning of digital operator consoleas per thespecifications and terms &conditions mentioned in nit. , supply, laying, testing and commissioning of followingcopper conductortelephone cablethrough hdpe pipe/conduit pipes/excavated trenches/cable tray/hume pipe/wall including supply and fixing of clamping materials including identification & connection at both ends. , 20 pair armoured ug telephone cable , 20 pair jelly filled ug cable , 10 pair armoured ug telephone cable , 5 pair armoured ug telephone cable , internal 2 pair telephone cable , providing & fixing 15u rack for ip pbx with150 pair crone modules,cable manager,rack moudable crone stand(150) and all accessories , providing & fixing of following pair telephone mdf with krone modules alongwith termination & ferrule identificationin suitable metal box with cover and lock. , 100 pair mdf withoriginal krone module , 50 pair mdf withoriginal krone module , 20 pair mdf withoriginal krone module , supply and laying of following type pvc conduit with all accessories for telephone wiring. , 20mm pvc conduit - ivory isi grade , 25mm pvc conduit - ivory isi grade , supply installation testing and commissioning of rj 11 io - faceplate, key stonewith back box - concealed system , supply installation testing and commissioning of basic model telephone , supply installation testing and commissioning of cli speaker telephone , supply installation testing and commissioning of ip telephone