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8/20q Fibre Channel Switch QuickTools switch management user guide 91
Operational I/O Stream
Guard
The actual RSCN message suppression status. If supported,
status can be enabled, disabled, or automatically
determined by the switch.
Device Scan Device scan status. Enabled means the switch queries the
connected device during login for FC-4 descriptor
information.
Auto Performance Tuning Enables the switch to dynamically control the MFS_Enable,
VI_Enable and LCF_Enable features based on the
operational state of the port.
AL Fairness Controls how frequently the switch can arbitrate for access.
Affects only ports running in loop (FL) mode.
Port Binding Ties a specific device WWN to a physical port number.
Upstream ISL The ISL over which the switch sends requests intended for the
principal switch
Downstream ISL The ISL over which the switch receives requests intended for
the principal switch.
Remote Switch WWN Displays WWN, if known, of the isolated switch attempting
a connection on that port.
Extended Credits Group
Extended Credits Requested Number of credits requested by other ports
Max Credits Available The maximum number of credits granted to a port that can
be used when extending port credits.
Credits to Donate The number of credits available to be donated by the
selected port.
Donor Group The donor group of the selected port.
Valid Donor Groups The number of separate groups within which extended
credits may be donated and assigned.
Media Group
Media Type The transceiver fibre type, such as single mode, multi-mode,
or copper.
Media Speed The maximum transceiver speed
Media The transceiver type.
Media Transmitter The transceiver transmitter type, such as longwave,
shortwave, or electrical.
Media Distance The maximum transceiver transmission distance
Media Vendor The company that manufactured the SFP
Media Vendor ID The IEEE registered company identification number
Media Part Number The part number assigned to the SFP
Media Revision Transceiver hardware version
Table 18 Port Information data window fields
Field Description