User's Manual

52
DragonWave Inc.Technical Specification
1280 1.97 6.89 9.85 12.80 30.28 39.36 41.88 49.03
1518 1.97 6.91 9.87 12.83 30.35 39.46 41.98 49.15
20 MHz/
GI:400 ns
Throughput (Mbps)
Frame
Size
BPSK 1/2 QPSK 1/2 QPSK 3/4 16QAM
1/2
16QAM
3/4
64QAM
2/3
64QAM
3/4
64QAM
5/6
Table 27
Ethernet L2 throughput of 50/50 Tx/Rx ratio (20 MHz/ GI:400 ns)
20 MHz/
GI:800 ns
Throughput (Mbps)
Frame
Size
BPSK 1/2 QPSK 1/2 QPSK 3/4 16QAM
1/2
16QAM
3/4
64QAM
2/3
64QAM
3/4
64QAM
5/6
64 2.13 3.33 10.67 16.00 27.73 36.91 46.00 50.38
128 1.73 5.30 10.38 15.57 26.98 35.29 44.04 49.23
256 1.86 6.49 10.20 13.04 26.53 34.69 44.31 48.53
512 1.92 4.21 9.02 15.16 26.27 34.36 43.45 47.59
1024 1.96 6.87 9.20 14.71 26.14 34.18 42.74 46.81
1280 1.97 6.03 9.85 14.77 26.24 34.31 42.90 46.99
1518 1.97 6.91 9.87 14.80 26.30 34.40 43.01 47.10
Table 28
Ethernet L2 throughput of 50/50 Tx/Rx ratio (20 MHz/ GI:800 ns)
40 MHz/
GI:400 ns/
Tx Ratio:
70
Throughput (Mbps)
Frame
Size
BPSK 1/2 QPSK 1/2 QPSK 3/4 16QAM
1/2
16QAM
3/4
64QAM
2/3
64QAM
3/4
64QAM
5/6
64 14.74 60.29 85.97 94.81 127.28 177.60 188.35 189.72
128 12.65 60.04 85.08 93.16 125.98 170.72 181.61 199.68
256 11.79 59.02 85.62 90.20 123.93 167.42 177.94 193.37
512 11.76 57.74 84.38 89.87 123.16 165.65 173.28 189.41
1024 11.45 59.04 83.16 90.05 123.16 165.65 173.28 188.65
1280 11.41 59.29 83.51 90.62 123.93 166.07 176.01 190.58
1518 11.38 59.29 83.69 91.32 123.67 167.42 175.83 193.63
Table 29
Ethernet L1 Tx throughput of 70/30 Tx/Rx ratio (40 MHz/ GI:400 ns)