Display Of Mac Frame Statistics; Components Polled By The Show Fstats Command - 3Com 3C780 - LinkBuilder FDDI Base Unit User Manual

5-2 Using the Hub
>sh fstats
Figure 5-2. Display of MAC Frame Statistics
Table 5-1 defines the elements for which MAC statistics were collected and
displayed in Figure 5-2.
Table 5-1. Components Polled by the show fstats Command
MAC Statistical
Components
SMT (station
management) frames
LLC (logical link
control) frames
Short frames
Invalid frames
Aborts
Resets
Directed beacons
Raw frame statistics for primary MAC:
Total transmit frames
Total received frames
Total transmit SMT frames
Total received SMT frames
Total transmit LLC frames
Total received LLC frames
Total received short frames
Total received invalid frames = 0
Total aborts
Received resets
Directed beacons entered
Directed beacons sent
Functions of Listed Components
Provide network statistics, detect network
faults, and tune configuration and operational
parameters
Provide an interface between the MAC and the
higher-level protocols operating in the hub
Indicate invalid data length
Contain incorrect contents
Indicate the termination of the operation, which
may be caused by lack of memory
Reinitialize the hub
Inform the management station that the local
MAC is stuck at beacon (indicating a serious
ring failure)
= 632
= 1561
= 550
= 1513
= 83
= 48
= 0
= 0
= 0
= 0
= 0