Total IT Infrastructure & Service Provider
GVN is a professional company that provides key IT infrastructure solutions and services

We provide specialized IT services cooperate with major IT infrastructure manufacturers and suppliers in
Korea and abroad to IT system infrastructures such as servers, storage, networks, and consulting, construction of computer room,
construction of physical security infrastructure, and maintenance.

Network Maintenance Services

Network maintenance is the periodic inspection, remediation and upgrade of the network system to ensure stable, safe and efficient operation.

  • Check the network configuration: Check network configuration parameters such as IP, subnet mask, gateway, DNS ,… to ensure the system works as designed.
  • Check the network cable: Check network connectors and cables to make sure they are not broken, broken or damaged.
  • Check network devices: Check network devices such as switches, routers, firewalls ,… to ensure normal operation.
  • Software update: Update patches and software upgrades for network devices to ensure safety and performance.
  • Security Checkup: Check for security holes in the network system to promptly fix it.
  • Data backup: Back up important data in case of data loss.

Computer Maintenance Services

Hardware maintenance

  • Computer cleaning: Clean the inside and outside of the computer to remove dirt, making it cooler and more durable.
  • Check and replace components: Check computer components such as RAM, CPU, hard drive ,… to ensure proper operation. Replace damaged or outdated components.
  • Hardware upgrades: Upgrade your computer’s hardware to improve performance and operability.

Software maintenance

  • Software update: Update patches and upgrade operating system software, application software,… to ensure safety and performance.
  • System cleanup: Clean up junk files, unnecessary software,… to free up space and improve computer performance.
  • Security Checkup: Check for security vulnerabilities in computer systems to promptly fix them.
  • Data backup: Back up important data in case of data loss.

Light Power UPS Maintenance Service

Maintenance UPS:

  • Overall Inspection: Overall inspection of the UPS system to ensure no damage.
  • Check the power supply: Check the power supply to the UPS system to ensure stability.
  • Check the battery: Check the battery to ensure capacity and operability.
  • Check the electronics: Check the electronics in the UPS system to ensure proper operation.
  • Software update: Update patches and software upgrades for UPS systems to ensure safety and performance.

Maintenance of surveillance camera systems:

  • Check the wiring: Check the surveillance camera wiring to make sure it is not broken, broken or damaged.
  • Check the surveillance cameras: Check the surveillance cameras to make sure they are working properly.
  • Check the storage hard drive: Check the hard drive that stores images to make sure there is enough space and stable operation.
  • Software updates: Update patches and software upgrades for surveillance camera equipment to ensure safety and performance.