integrated services digital network
Serial Line Internet Protocol (SLIP) An older access protocol originally designed for use with Unix computers. SLIP passes user names and passwords as clear text.
Point-to-Point Protocol (PPP) A protocol that is used for
remote connections over a variety of connection methods and that supports multiple network protocols.
Link Control Protocol (LCP) A PPP subprotocol used to
communicate between PPP hosts and clients to negotiate communication parameters.
Point-to-Point Tunneling Protocol (PPTP) A Microsoft-developed protocol that is used for VPN connectivity.
Layer 2 Tunneling Protocol (L2TP) An industry-standard VPN connection protocol.
Wired Equivalent Privacy (WEP) A security scheme that can provide basic security for 802.11b, 802.11g and 802.11n networks.
Wi-Fi Protected Access (WPA) A wireless security standard that uses TKIP and user authentication.
Group Policy Object An Active Directory method for defi ning and distributing policy configuration information throughout the directory or to specific
groups of users or computers.