Brocade Communications Systems Network Advisor 12.3.0, User Manual

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510 Brocade Network Advisor SAN User Manual
53-1003154-01
Frame viewer
12
•
Clear button — Select a device in the upper table and click to clear the discarded frames
from the frame log (refer to
“Clearing the discarded frame log” on page 511). All discarded
frame records from the frame log on the switch are cleared. The Discarded Frames column
value in the upper table updates “No”.
•
Refresh button — Click to fetch new data from the frame log on the switch (refer to
“Refreshing the discarded frame log” on page 511). Frame log records are not stored in
the database.
•
Add Flow button — Select a discarded frame in the Discarded Frame History for the
Selected Product table and click to add a flow definition (refer to
“Provisioning flows” on
page 1816).
NOTE
Flow Vision is supported on devices running Fabric OS 7.2 and later.
NOTE
Only frame logs of the discard types that are enabled on the switch are displayed.
4. Click Close.
Viewing discarded frames from a port
1. Select a port on a Fabric OS device running 7.1.0 or later and select Monitor > Discarded
Frames.
The Discarded Frames dialog box displays.
2. Review the data for the discarded frames from the selected port.
•
Discarded Frame History for the Selected Product table — Summary of the discarded
frames for the selected port.

Count – Number of discarded frames logged in the frame log with the same
timestamp, Tx Port, Rx Port, SID, DID, SFID, and DFID. The maximum number of
duplicate frames stored for any 1 second timestamp is 20.

Date / Time – Timestamp when the frames were discarded.

Type – Type of discard. Valid values include timeout, du (destination unreachable),
and unroute (not routable).

Tx Port – Egress port where the frames were bound to exit the chassis. When a port
display as -1 (or -1/-1 on slot-based systems), this indicates an internal (backplane)
port. For the du and unroute types, the column displays “--” because there is no Tx
port value due to the discard type.

Rx Port – Ingress port where the frames entered the chassis. When a port displays as
-1 (or -1/-1 on slot-based systems), this indicates an internal (backplane) port.

Source ID – Source ID in hex PID format.

Source – Source name. If the device port is an HBA managed by the Management
application, the host name displays.

Source Port – Source port name.

Source Switch-Port – Source Switch_Name – Port_Name .

Source FID – Source fabric ID.

Source Fabric – Source fabric name.

Destination ID – Destination ID in hex PID format.