EMC Connectrix B Series Hardware Reference Manual page 106

Glossary
PLOGI Port Login. The port-to-port login process by which initiators
establish sessions with targets. See also FLOGI.
Point-to-Point A Fibre Channel topology that employs direct links between each
pair of communicating entities. See also Topology.
Port In an EMC Connectrix B 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 the 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 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 command is used to read the port log.
portlogdump
Port_Name The unique identifier assigned to a Fibre Channel port.
Communicated during login and port discovery.
Port Cage The metal casing extending out of the optical port on the switch, and
in which the GBIC or SFP can be inserted.
Port Card A Fibre Channel card that contains optical port interfaces. See also
16-Port Card.
Port Module A collection of ports in a switch.
Port Swapping Port swapping is the ability to redirect a failed port to another port.
This feature is available in Fabric OS v4.1.0 and higher.
POST Power-on self test A series of tests run by a switch after it is turned
.
on.
PPP Point-to-Point Protocol.
Principal Switch
The switch that assumes the responsibility to assign Domain IDs. The
role of Principle Switch is negotiated after a Build Fabric event.
g-26
EMC Connectrix B Series DS-8B3 and DS-16B3 Hardware Reference Manual