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HP Brocade 4Gb SAN Switch for HP BladeSystem p-Class User Manual

Page 258

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258 Glossary

port

In an HP StorageWorks switch environment, an SFP, or GBIC receptacle on a switch to which an optic cable for

another device is attached.

port address

In Fibre Channel technology, the port address is defined in hexadecimal. In HP Fabric OS, a port address can be

defined by a domain and port number combination or by area number. In an ESCON Director, an address used to

specify port connectivity parameters and to assign link addresses for attached channels and control units.

port card

A hardware component that provides a platform for field-replaceable, hot-swappable ports.

port log

A record of all activity on a switch, kept in volatile memory.

port log dump

A view of what happens on a switch, from the switch's point of view. The

portlogdump

command is used to read

the port log.

port name

A user-defined alphanumeric name for a port.

port swapping

The ability to redirect a failed port to another port. This feature is available in Fabric OS v4.1.0 and later.

port_name

The unique identifier assigned to a Fibre Channel port. Communicated during login and port discovery.

POST

Power-on self-test. A series of tests run by a switch after it is turned on.

primary FCS switch

For the HP Secure Fabric OS feature, the primary fabric configuration server switch actively manages security and

configurations for all switches in the fabric.

primitive sequence

An ordered set that is transmitted repeatedly and continuously. Primitive sequences are transmitted to indicate

specific conditions within or conditions encountered by the receiver logic of an FC_Port. See

OLS

and

NOS

.

primitive signals

An ordered set that indicates actions or events and requires just one occurrence to trigger a response. Idle and

R_RDY are used in all three topologies: ARB, OPN, and CLS. MRK is used in arbitrated loop.

principal switch

The first switch to boot up in a fabric. Ensures unique domain IDs among roles.

private key

The secret half of a key pair. See also

key

,

key pair

.