bids are invited for annual maintenance service - desktops, laptops and peripherals - desktop pc; hp dell lenovo etc , annual maintenance service - desktops, laptops and peripherals - all in one pc; hp dell lenovo etc , annual maintenance service - desktops, laptops and peripherals - laptop; hp dell lenovo etc , annual maintenance service - desktops, laptops and peripherals - apple i pad; apple , annual maintenance service - desktops, laptops and peripherals - multi-function printer (colour , laser , composite cartridge, mid range); hp , annual maintenance service - desktops, laptops and peripherals - multifunction printer( ink jet , mono and colour, lower range); hp , annual maintenance service - desktops, laptops and peripherals - multifunction printer( ink jet , mono and colour, mid range); hp , annual maintenance service - desktops, laptops and peripherals - printer (monochrome , laser , composite cartridge ); hp brother canon etc , annual maintenance service - desktops, laptops and peripherals - card printer; zebra , annual maintenance service - desktops, laptops and peripherals - scanner; hp , annual maintenance service - desktops, laptops and peripherals - ups (online 3 kva); bpe , annual maintenance service -data center assets - compute; computer-servers; neither oem nor asp , annual maintenance service - desktops, laptops and peripherals - ups (online 2 kva); hi-shine , annual maintenance service - desktops, laptops and peripherals - ups( offline 1 kva); bpe apc supra microtek etc , annual maintenance service -data center assets - storage & backup devices; storage-system; neither oem nor asp , annual maintenance service -data center assets - network devices; managed switch; neither oem nor asp , annual maintenance service -data center assets - security systems devices; firewall---ngfw; neither oem nor asp , annual maintenance service -data center assets - wireless router; wireless router; neither oem nor asp total quantity :