HP StorageWorks 2.64 Director Switch - Manual (Page 124)

Monitoring Products
124 Embedded Web Server User Guide
■ Frames too short — A received frame exceeded the Fibre Channel frame
maximum size or was less than the Fibre Channel minimum size, indicating
the frame arrived at the switch’s port corrupted. Frame corruption may be
caused by device disconnection, an optical transceiver failure at the device, a
bad fiber cable, or a poor cable connection.
Class 2 Statistics
The Class 2 Statistics include these transmit and receive values:
■ Received Frames — Number of Class 2 frames received by this F_Port from
its attached N_Port.
■ Transmitted Frames — Number of Class 2 frames transmitted by this
F_Port to its attached N_Port.
■ Busied Frames — Number of F_BSY frames generated by this F_Port
against Class 2 frames.
■ Rejected Frames — Number of F_RJT frames generated by this F_Port
against Class 2 frames.
■ 4-byte words Rx — Number of Class 2, 4-byte words received by the port.
■ 4-byte words Tx — Number of Class 2, 4-byte words transmitted by the port.
Class 3 Statistics
The Class 3 Statistics include these transmit and receive values:
■ Received Frames — Number of Class 3 frames received by the F_Port from
its attached N_Port.
■ Transmitted Frames — Number of Class 3 frames transmitted by this
F_Port to its attached N_Port.
■ Discarded Frames — Number of Class 3 frames discarded (including
multicast frames with bad Domain IDs).
■ 4-byte words Rx — Number of Class 3, 4-byte words received by the port.
■ 4-byte words Tx — Number of Class 3, 4-byte words transmitted by the port.
Open Trunking Statistics
The Open Trunking Statistics include these transmit and receive values:
■ Flows rerouted to ISL — The number of Fibre Channel traffic flows that
were rerouted to this ISL from another ISL due to congestion. (This value
increments only if the Open Trunking feature is installed.)