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Layer 2 Tunneling Protocol (L2TP)

An extension to the PPP (Point-to-Point Protocol) allowing ISPs to operate Virtual Private Networks (VPNs).

Lightweight Directory Access Protocol (LDAP)

A protocol used to access a directory service. LDAP is a simplified version of the Directory Access Protocol (DAP), which is used to gain access to X.500 directories. LDAP is the primary access protocol for Active Directory.


A family of programs that manage Internet mailing lists by distributing messages posted to the list, and adding and deleting members automatically.


An ASCII text file like Hosts but used to associate IP addresses to host names inside a network.

Local area network (LAN)

A group of connected computers, usually located close to one another (such as in the same building or the same floor of the building) so that data can be passed among them.


A record of transactions or activities on a computer. See also counter log, trace log.

Log on

The act of entering into a computer system; for example, “Log on to the network and read your e-mail.”


The account name used to gain access to a computer system. Unlike a password, the logon name isn’t a secret.

Logon or logoff script

Typically a batch file set to run when a user logs on or logs off a system. A logon script is used to configure a user’s initial environment. A logoff script is used to return a system to some predetermined condition. Either script can be assigned to multiple users individually or through Group Policy.

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Microsoft Windows Small Business Server 2003 Administrator's Companion
Microsoft Windows Small Business Server 2003 Administrators Companion (Pro-Administrators Companion)
ISBN: 0735620202
EAN: 2147483647
Year: 2004
Pages: 224

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