Firewall & VPN

Firewall & VPN

Terms relating to firewalls, which help keep a network safe by not accepting potentially harmful datapackets. Also relates to VPNs, or virtual private networks, that virtually provide a different IP address which makes it seem that the user is using a computer from another location.

Industry: Network hardware

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Firewall & VPN

VPN

Network hardware; Firewall & VPN

This acronym means "Virtual Private Networking". VPN is a secure means of moving sensitive information across an inherently unsecure network, such as the Internet, to a protected network behind a ...

Vulture

Network hardware; Firewall & VPN

The firewall function responsible for terminating unauthorised software services and logons.

Webnot

Network hardware; Firewall & VPN

WebNot is a subscription service purchased from Symantec. It provides Web site content ratings that allow you to create content-based Web access rules.

XNTPd

Network hardware; Firewall & VPN

This acronym means "XNTP daemon", and refers to the firewall's standard proxy for NTP, which is installed as part of the Raptor firewall software.

Zone transfer

Network hardware; Firewall & VPN

Refers to the process whereby a secondary DNS server requests and receives a download of all the information for which it is authoritative from the primary DNS server for the zone.

Client-side transparency

Network hardware; Firewall & VPN

The opposite of server-side transparency (see "transparent"). A transparent connexion (TCP) or data stream (UDP) in which the firewall is transparent to the server. In other words, the client's IP ...

Default gateway

Network hardware; Firewall & VPN

The default gateway, which is also known as the "default route", or "route of last resort", is an IP networking configuration parameter. Clients behind the firewall should set their default gateway ...