Chapter 13: Token Ring Cards
Token Ring Counters
174 SmartBits System Reference
TokenRingCounters
The counters can hold a maximum of 2
32-1
counts before cycling. All counters can
display either rates or events. The Token Ring port counter window in SmartWindow can
display only 10 counters at a time; the default counters are:
• Transmit Packet Counter.
• Receive Packet Counter.
• FCS Error Counter.
• Oversize Packet Counter.
• Undersize Counter.
• Bytes Received Counter.
• Trigger Counter.
• MAC Frame Counter.
• Abort Frames Counter.
• Token Rotation Time.
Additional available counters are error counters derived from decoding MAC frames:
• Line Errors.
• Internal Errors.
• Burst Errors.
• A/C Errors.
• Abort Errors.
• Lost Frame Receiver Congestion.
• Frame Copied, Frequency Errors.
• Token Errors.
• Purge Events.
• Beacons.
• Claim Events.
• Insertions.
All undisplayed counters are continuously active and can be chosen at any time without
affecting their contents.
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