bids are invited for layer 2 manageable 24 port switch poe - layer 2 manageable 24 port switch with poe + 10/100/1000 mbps with 4 sfp+ uplink ports & with 80gbps dedicated stacking modules,internalredundant power supply,with 128 gbpsthroghput, 2gb ram and 4gb flash memory with 5 years warranty , layer 2 manageable 48 port switch poe - layer 2 manageable 48 port switch with poe+ 10/100/1000 mbps with 4 sfp+ uplink & dediacted stacking ports with 80gbps stack throughput ,internalredundant power supply, 176 gbpsthroghput, 2gb ram and 4gb flash memory with 5 years warranty , layer 2 manageable 24 port switch - layer 2 manageable 24 port switch with 10/100/1000 mbps with 4 sfp+ uplink ports & with 80gbpsdedicated stacking modules,internalredundant power supply,with 128 gbpsthroghput, 2gb ram and 4gb flash memory with 5 years warranty , layer 2 manageable 48 port switch - layer 2 manageable 48 port switch with10/100/1000 mbps with 4 sfp+ uplink & dediacted stacking ports with 80gbps stack throughput ,internalredundant power supply, 176 gbpsthroghput, 2gb ram and 4gb flash memory with 5 years warranty , layer 3 switch - layer 3 switch 48*1/10/25g and 4*40/100g uplink port,3.2tbps throughput, 8gb ram and 8gb flash memory with 5 years warranty withinternal redundant power supply (inclusive of 5 yr warranty support ) for layer 3 switch , stacking module - stacking module with 80gbps throughput for l2 switches with stacking cable ( 1or 3 m) with 5 years warranty , 1000 base lx-transceivers - 1000 base lx-transceivers with lc connector sm with 5 years warranty , 10 gbps long reach(lr) transceivers/equivalent - 10 gbps long reach(lr) transceivers/equivalent lc connector sm with 5 years warranty , 1000 base tx -transceivers - 1000 base tx -transceivers for copper with 5 yearswarranty , nms software & hardware - nms software & hardware to support250 network element with 5 years warranty/support , patchcordcat6a(1meter) - patchcordcat6a(1meter) , patchcordcat6a(2meter) - patchcordc