Microsoft Exchange Server 2003 Administrators Pocket Consultant

Internet Control Message Protocol.

Internet Engineering Task Force, the body responsible for defining Internet protocols.

Internet Information Server.

Internet Mail Access Protocol Version 4. An Internet client messaging protocol used by clients such as Outlook Express that Exchange supports.

Internet Mail Connector. The connector used to link Exchange 4.0 servers with other SMTP messaging systems.

Internet Mail Service. The connector used by Exchange 5.0 and 5.5 to connect to other SMTP messaging systems.

The ability of a child object to automatically acquire specific rights from a parent object.

A numbering method to uniquely identify a node and to specify routing information on a network using the TCP/IP protocol. Each node on the network must have a unique IP address, which consists of the network identifier and a unique host identifier assigned by the network administrator. IP addresses can also be assigned dynamically to clients by a DHCP server.

IP security, a method to authenticate and encrypt data at the IP level.

Internet Service Provider. A company that offers consumers or organizations access to Internet services, including Web, email, and NNTP.