bids are invited for required accessories dual redundant epabx server system with redundant psu , 42u rack for epabx server and its accessories with cable manager and pdu , universal slot type media gateway , fcbc for gateway , battery , console ip phone , ip phones , analog telephone set with cli , 24 port poe switch with loaded sep module , patch panel with cable manager , 6u rack with cable manager and pdu , single mode sc patch cables , 06 port liu , 12 core armored sm ofc cable , perpetual software and license for call server application of epabx fxs fxo sip trunk lines console ip phones and ip phones , fully loaded 1200 pairs mdf , integrated protection module for krones , fxo to ip media converter , conventional earthing , double pole mcb , mcb db box , power cable , pc for epabx server with licensed os , 2 pair jumper wire , sitc work sitc and camc of cli phoneepabx server and other total quantity : 5198