VPN

How it is used

Spelled out letter by letter. Staff connect to the VPN or are 'on VPN'; engineers set up site-to-site VPNs between offices and remote-access VPNs for users. A VPN tunnel can go down, keep dropping or fail to come up because the settings on the two sides don't match.

Example sentences

1. You need to be on the VPN to open the internal dashboard from home.

2. The site-to-site VPN to the Izmir office has been down since midnight.

Common collocations

• connect to the VPN
• VPN tunnel
• site-to-site VPN
• remote-access VPN
• VPN client

Related terms

• firewallA hardware device or software that checks network traffic against a set of rules and allows or blocks it, protecting a network from unwanted access.
• WANShort for wide area network: a network that links sites across cities or countries, usually over lines leased from a telecom operator or over the internet.
• SD-WANShort for software-defined wide area network: an approach that manages a company's WAN links centrally through software and sends each application over the best available link, such as internet, 4G or MPLS.
• MPLSShort for Multiprotocol Label Switching: a technique used in operator networks that forwards traffic using short labels instead of full IP lookups; it is widely sold to companies as a private WAN service.
• ACLShort for access control list: an ordered list of rules on a router, switch or firewall that permits or denies traffic based on things like source, destination, protocol and port.

This word in other fields

The same English word can have a different meaning in another field:

• VPN · Software Engineering
• VPN · Cybersecurity

More terms: Network Security

• DMZ
• DDoS attack