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标题: DB120-B1 线路的情况 [打印本页]

作者: qhclub 时间: 2009-8-18 22:03
标题: DB120-B1 线路的情况

噪声裕量 (dB):	32.5	23.5
线路衰减 (dB):	10.0	4.0
输出功率 (dBm):	6.6	0.0
上下行速率（Kbps):	2300	509
交织深度:	64	1

想问下怎么判断线路质量的好坏

作者: qhclub 时间: 2009-8-18 22:07
Statistics -- ADSL

Mode: ADSL2+
Line Coding: Trellis On
Status: No Defect
Link Power State: L0

  Downstream Upstream
SNR Margin (dB): 32.5  23.5
Attenuation (dB): 10.0  4.0
Output Power (dBm): 6.6  24.0
Attainable Rate (Kbps): 22832  588
Rate (Kbps): 2300  509
MSGc (number of bytes in overhead channel message): 57  81
B (number of bytes in Mux Data Frame): 24  13
M (number of Mux Data Frames in FEC Data Frame): 1  16
T (Mux Data Frames over sync bytes): 3  1
R (number of check bytes in FEC Data Frame): 16  16
S (ratio of FEC over PMD Data Frame length): 0.3431  13.0612
L (number of bits in PMD Data Frame): 956  147
D (interleaver depth): 64  1
Delay (msec): 5  3

Super Frames: 621116  592302
Super Frame Errors: 0  1
RS Words: 117391096  3081158
RS Correctable Errors: 0  0
RS Uncorrectable Errors: 0  N/A

HEC Errors: 0  0
OCD Errors: 0  0
LCD Errors: 0  0
Total Cells: 54634851  12100736
Data Cells: 28894093  7273158
Bit Errors: 0  0

Total ES: 0  1
Total SES: 0  0
Total UAS: 22  70399

作者: celeron1.5 时间: 2009-8-18 22:21
衰减越小越好。
噪声裕量越大越好。
你的线路质量不错

作者: qhclub 时间: 2009-8-18 22:33
线路衰减好像还在不断的变化

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