bids are invited for custom bid for services - camc for telephone exchange karel ds 200 for one year conclusion of comprehensive amc karel ds 200 following specifications of equipment:- (i) large epabx system configuration extensions: 512 what line : 64 console : 02 (expandable upto 984 ports) (ii) line card for 16 port each (iii) digital line card for 08 port each (iv) ip gateway card for 48 channels (v) isdn pri card (vi) e1 card (vii) voice mail system 4 port for use with pc (viii) hot standby card for cpu (ix) hot standby card for psu (x) push button phone with cli (xi) float cum booster charger, 25 a,48v (12) extra operator console (xiii) small epabx system with inbuilt 4 port voice mail configured for extentions: 128 co line: 24 (xiv) line extension card for 16 ports each (xv) digital line card for 08 ports each (xvi) ip gateway card for 48 channels (xvii) e1 card (xviii) isdn pri card (xix) hot standby card for cpu (xx) hot standby card for psu (xxi) float cum booster charger, 25a,48v (xxii) main distribution frame 1000 pairs along with ipm (xxiii) main distribution frame 400 pairs along with ipm (xxiv) main distribution frame 600 pairs along with ipm total quantity :