HP StorageWorks 2/8-EL quickloop fabric assist version 3.0.x user guide - Page 63

Fill Word, FL_Port, FLOGI, Frame, FS_ACC, FS_IU, FS_REQ, FS_RJT

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Glossary Fill Word An IDLE or ARB ordered set that is transmitted during breaks between data frames to keep the Fibre Channel link active. FL_Port Fabric Loop Port; a port that is able to transmit under fabric protocol and also has arbitrated loop capabilities. Can be used to connect an NL_Port to a switch. See also F_Port, Fx_Port. FLOGI Fabric Login; the process by which an N_Port determines whether a fabric is present, and if so, exchanges service parameters with it. See also PLOGI. Frame The Fibre Channel structure used to transmit data between ports. Consists of a start-of-frame delimiter, header, any optional headers, the data payload, a cyclic redundancy check (CRC), and an end-of-frame delimiter. There are two types of frames: Link control frames (transmission acknowledgements, etc.) and data frames. FS_ACC Fibre Channel Services Accept. The information unit used to indicate acceptance of a request for a Fibre Channel service. FS_IU Fibre Channel Services Information Unit. An information unit that has been defined by a specific Fibre Channel service. FS_REQ Fibre Channel Services Request. A request for a Fibre Channel services function, or notification of a fabric condition or event. FS_RJT Fibre Channel Services Reject. An indication that a request for Fibre Channel services could not be processed. FS Fibre Channel Service; a service that is defined by Fibre Channel standards and exists at a well-known address. For example, the Simple Name Server is a Fibre Channel service. See also FSP. FSP Fibre Channel Service Protocol; the common protocol for all fabric services, transparent to the fabric type or topology. See also FS. FSPF Fabric Shortest Path First; the routing protocol for Fibre Channel switches. Quickloop Fabric Assist User Guide 63

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Glossary
63
Quickloop Fabric Assist User Guide
Fill Word
An IDLE or ARB ordered set that is transmitted during breaks between data frames to keep
the Fibre Channel link active.
FL_Port
Fabric Loop Port; a port that is able to transmit under fabric protocol and also has arbitrated
loop capabilities. Can be used to connect an NL_Port to a switch. See also
F_Port
,
Fx_Port
.
FLOGI
Fabric Login; the process by which an N_Port determines whether a fabric is present, and if
so, exchanges service parameters with it. See also
PLOGI
.
Frame
The Fibre Channel structure used to transmit data between ports. Consists of a
start-of-frame delimiter, header, any optional headers, the data payload, a cyclic
redundancy check (CRC), and an end-of-frame delimiter. There are two types of frames:
Link control frames (transmission acknowledgements, etc.) and data frames.
FS_ACC
Fibre Channel Services Accept. The information unit used to indicate acceptance of a
request for a Fibre Channel service.
FS_IU
Fibre Channel Services Information Unit. An information unit that has been defined by a
specific Fibre Channel service.
FS_REQ
Fibre Channel Services Request. A request for a Fibre Channel services function, or
notification of a fabric condition or event.
FS_RJT
Fibre Channel Services Reject. An indication that a request for Fibre Channel services
could not be processed.
FS
Fibre Channel Service; a service that is defined by Fibre Channel standards and exists at a
well-known address. For example, the Simple Name Server is a Fibre Channel service. See
also
FSP
.
FSP
Fibre Channel Service Protocol; the common protocol for all fabric services, transparent to
the fabric type or topology. See also
FS
.
FSPF
Fabric Shortest Path First; the routing protocol for Fibre Channel switches.