Supply Of Supply of Managed SDH (STM-1 Add/Drop MUX and upgradeable to STM-4) fully wired for 2X 63 MB and equipped for 21E1s and with STM1 (L1.1) aggregate interface including power supply, order wire, Ethernet card, sub rack, inbuilt DDF, installat

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Supply Of supply of managed sdh (stm-1 add/drop mux and upgradeable to stm-4) fully wired for 2x 63 mb and equipped for 21e1s and with stm1 (l1.1) aggregate interface including power supply, order wire, ethernet card, sub rack, inbuilt ddf, installation material and all other accessories, manuals etc. as per tec. specification gr sdh 04/02, march 02 or with latest amendment. the contractor will supply all other accessories as mentioned in the above said tec specifications and system will have provision of different redundancy cards as per the tec specifications. note: it shall be possible to increase capacity from 21e1 to 63 e1s by adding / inserting tributary cards. this includes connecting all pig tails, optical patch cords etc. to the sdh equipment. this also includes connecting the sdh equipment with all cards to the 48v bus including supply of wires and connectors. termination of all e1s on ddf taking pvc cable over runway or a wall. make:-tejas or similar compatible with existing tejas tj- 1400. detailed specification attached.