comprehensive annual maintenance contract for pcs & their peripherals, lan and server including resident engineer for dqa(n), west block 5, sector 1, r k puram, new delhi 110066:-personal computers , lenovo think centre i3 procesor , acer , power series p4 , 3ghz , lg , wu dual core 1 . 8 ghz , wipro , wsg37525v , dual core 2 . 5ghz , acer , veriton m200-g41 , c2d , dell , optiplex 9010 , i3 , 3 . 4ghz , hp , elite 8300 small form factor , i7 3 . 4 ghz , hcl , beanstalk 4458 , p4 , hp , wu p i3 , printer samsung 1640 , printer samsung 1043s , printer hp 100 color mfp m175a , printer hp deskjet d4268 , printer hp deskjet 1000 , printer hp officejet 5610 all in one , printer hp deskjet 1560 , printer hp 5652 , ups of different make 0 . 8kva & 1kva , sanner hp n9120 & scanjet 3000 , laptop acer & dell , lan server system , ibm server x3650 ( including server os and hardware peripherals ) , dell power edge r220 servers ( including linux server os & applications i . e . email & domain network . hardware ) , nodes maintenance ( each node to be maintained on internal lan of dqa ( n ) . inclusion of any new node in the server domain ) , maintenance of 48 port switch , cisco 2950 ( including physical connectivity with server via ether-net cable . also , connectivity between each node via ether-net cable and switch ) , maintenance of 24 port switch , cisco 2950 ( including physical connectivity with server via ether-net cable . also connectivity between each node via ether-net cable and switch ) , maintenance of 24 port switch , d-link ( including physical connectivity with server via ether-net cable . also , connectivity between each node via ether-net cable and switch ) , maintenance of junction boxes for connecting nodes , ensure 100% availability of lan at all times . , fortnightly backup of all application and database of all servers . , resident engineer for one year