Seagate Fibre Channel Interface - Manual (Page 388)

374 Fibre Channel Interface Manual, Rev. D
Hex
Hexadecimal notation.
HG
Hunt Group.
Hunt Group
A set of N_Ports with a common alias address identifier managed by a single node or common controlling
entity. However, FC-PH does not presently specify how a Hunt Group can be configured.
Hz
Hertz = 1 cycle per second.
ID
Identifier.
Idle
See “Idle Word.”
Idle Word (Idle)
An ordered set of four transmission characters which are normally transmitted between frames. The Idle Word
is also referred to as an Idle.
IEEE
Institute of Electrical and Electronics Engineers.
Ignored
A field that is not interpreted by the receiver.
Infinite buffer
A terminology to indicate that at FC-2 level, the amount of buffer available at the Sequence Recipient is unlim-
ited. The ULP chooses the amount of buffer per Sequence based on its MTU (maximum transfer unit).
Information Category
A frame header field indicating the category to which the frame payload belongs (e.g., Solicited Data, Unsolic-
ited Data, Solicited Control, and Unsolicited Control).
Information transfer
Transfer of frames whose payload has meaning to the cooperating FC-4s.
Information Unit
An organized collection of data specified by FC-4 to be transferred as a single sequence by FC-2.
Information Unit
An organized collection of data specified by FC-4 to be transferred as a single sequence by FC-2.