Tender For corrigendum : sitc of ip based epabx system at niatam gondia - redundant server based ip pbx technology , ip phone as per technical specs premium executive phone , ip phone as per technical specs executive phone , 01 port pri gateway , analog phone as per technical spec , 80 port fxs gateway for 80 analog lines over lan network , 08 port fxs gateway for 08 analog lines over lan network , 16 port fxs gateway for 16 analog lines over lan network , 04 port fxs gateway for 04 analog lines over lan network , 100 pair mdf with krone module , 50 pair mdf with krone module , 10 pair mdf with krone module , 24 u network rack with all accessories , 6 u network rack with all accessories , 3 kva ups with battery backup , 1 kva online ups , 24 port l2 lan switch , electrical earthing , supply of single mode 6 core ofc cable , supply of 2 pair telephone cable , supply of 10 pair telephone cable , supply of 25 mm pvc cable casing pvc pipe , supply of 25 mm hdpe pipe , supply of rj11 socket with all accessories , supply of cat6 patch cord 2 mtr , supply of ofc patch cord 3 mtr , supply of single mode media converter , supply of ofc liu patch panel , ofc splicing , laying of 2 pair telephone cable in pvc pipe on wall , laying of 10 pair telephone cable in pvc pipe on wall , laying of 6 core ofc cable under ground in soft soil in hdpe pipe , laying of 6 core ofc cable under ground in road curing in hdpe pipe , supply of maintenance laptop with accessories , wireless ptp link with all accessories , roof top wireless tower with all accessories 6mtr x 2 nos , sitc of stp cable , installation commissioning charges