automated update A service that automatically updates software.
cluster A group of computers configured to operate as a single logical system.
dotted decimal A common format for the decimal equivalent of a 32-bit IP address (for example, 111.121.131.144).
downloadable workspace A portable, custom work environment available to the user no matter where the user logs in.
extension header An optional header following the main header in an IPv6 datagram. The extension header contains additional information that might not be necessary in all cases.
flow level A designation for an IPv6 datagram specifying special handling or a special level of throughput (for example, real-time).
hop limit The number of remaining router hops a datagram can take before it is discarded. The hop limit is specified in the IPv6 main header and then decremented at each router stop.
IPv6 A new standard for IP addressing that features 128-bit IP addresses. The intent of IPv6 designers is for IPv6 to phase in gradually over the next several years.
jumbo payload A datagram payload with a length exceeding the conventional limit of 65,535 bytes. IPv6 enables jumbo payload datagrams to pass through the network.
Lightweight Directory Access Protocol (LDAP) A protocol designed for fast lookups of directory-based data structures, such as an online employee directory.
network computer (NC) A diskless computer that uses Java-based technology.
payload length The length of the data portion of an IPv6 header (excluding the header).
Simple Object Access Protocol (SOAP) A protocol that offers a standardized method for passing XML-based data between Web service applications. SOAP also describes a standard method for invoking remote procedures using XML and HTTP.
storage area network A high-speed and high-performance network of independent storage devices and server nodes.
terminal client A computer or dedicated terminal device designed to access applications located on another computer.
Total Cost of Ownership (TCO) The cost of purchasing, operating, and maintaining an electronic devices such as a computer.
Web services A network programming architecture that relies upon XML, HTTP, and other tools of the Web environment.
