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SmartStack STS16-20D/STS16-20R Token Ring Switches Installation and User Guide Introduction
Performance
Table 6. Performance Specifications
Specification Value
Maximum frame rate per port
57,000 pps in each direction (measured with
a frame size of 19 bytes)
Maximum aggregate frame
rate per 4 ports
200,000 pps in each direction. Full media
speed for frame sizes above 28 bytes
Throughput per port
16 Mbps in each direction for all frame sizes
Aggregate switching rate
(unicast or broadcast) for
entire switch
1,500,000 pps for smallest frame sizes
Within switch latency (cut-
through)
35 µs