Screening router
Encyclopedia
A screening router performs packet-filtering and is used as a firewall
. In some cases a screening router may be used as perimeter protection for the internal network or as the entire firewall solution.
Firewall (computing)
A firewall is a device or set of devices designed to permit or deny network transmissions based upon a set of rules and is frequently used to protect networks from unauthorized access while permitting legitimate communications to pass....
. In some cases a screening router may be used as perimeter protection for the internal network or as the entire firewall solution.
See also
- Access Control ListAccess control listAn access control list , with respect to a computer file system, is a list of permissions attached to an object. An ACL specifies which users or system processes are granted access to objects, as well as what operations are allowed on given objects. Each entry in a typical ACL specifies a subject...
- DMZDemilitarized zone (computing)In computer security, a DMZ is a physical or logical subnetwork that contains and exposes an organization's external services to a larger untrusted network, usually the Internet...