HP StorageWorks Fabric OS 5.0.0 Features Overview (AA-RW1NA-TE, May 2005)

Glossary32

host A computer system that provides end users with services like computation and

storage access.

hot swappable A hot swappable component can be replaced under power.

HTTP Hypertext Transfer Protocol. The standard TCP/IP transfer protocol used on the

World Wide Web.

ID_ID Insistent domain ID. A parameter of the configure command in the Fabric OS.

in-band Transmission of management protocol over the Fibre Channel.

initiator A server or workstation on a Fibre Channel network that initiates communications

with storage devices.

interswitch link See ISL.

IOD In-order delivery. A parameter that, when set, guarantees that frames are either

delivered in order or dropped.

IP Internet Protocol. The addressing part of TCP.

ISL Interswitch link. A Fibre Channel link from the E_Port of one switch to the E_Port of

another. See also cascade, E_Port.

ISP Internet service provider.

LAN Local area network. A network in which transmissions typically take place over

fewer than 5 kilometers (3.4 miles).

latency The time required to transmit a frame. Together, latency and bandwidth define the

speed and capacity of a link or system.

L_Port Loop port. A node port (NL_Port) or fabric port (FL_Port) that has arbitrated-loop

capabilities. An L_Port can be in either Fabric Mode or Loop Mode.

MIB Management Information Base. An SNMP structure to help with device

management, providing configuration and device information.

Name Server Simple Name Server (SNS). A switch service that stores names, addresses, and

attributes for up to 15 minutes and provides them as required to other devices in the

fabric. SNS is defined by Fibre Channel standards and exists at a well-known

address. Also referred to as directory service.

N_Port Node port. A port on a node that can connect to a Fibre Channel port or to another

N_Port in a point-to-point connection.