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Page 26 / 137 Scroll up to view Page 21 - 25
4.2.4
ADSL Statistics
The following figure shows the ADSL Network Statistics screen. Within the ADSL
Statistics window, a bit Error Rate Test can be started using the ADSL BER Test
button. The Reset button resets the statistics.
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Field
Description
Mode
Modulation protocol
ITU-T G.992.5, ITU-T G.992.3, ITU-T
G.992.1, ANSI T1.413 Issue 2
Type
Channel type Interleave or Fast
Line Coding
DMT Trellis on
Status
Lists the status of the DSL link
Link Power State
Link output power state.
SNR Margin (dB)
Signal to Noise Ratio (SNR) margin
Attenuation (dB)
Estimate of average loop attenuation in the downstream
direction.
Output Power (dBm)
Total upstream output power
Attainable Rate (Kbps)
The sync rate you would obtain.
Rate (Kbps)
Current sync rate.
Super Frames
Total number of super frames
Super Frame Errors
Number of super frames received with errors
RS Words
Total number of Reed-Solomon code errors
RS Correctable Errors
Total Number of RS with correctable errors
RS Uncorrectable Errors
Total Number of RS words with uncorrectable errors
HEC Errors
Total Number of Header Error Checksum errors
OCD Errors
Total Number of out-of-cell Delineation errors
LCD Errors
Total number of Loss of Cell Delineation
Total ES:
Total Number of Errored Seconds
Total SES:
Total Number of Severely Errored Seconds
Total UAS:
Total Number of Unavailable Seconds
If you are connected to an ADSL link the following page will be displayed.
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The extra items are explained here.
K (number of bytes in DMT frame):
255 27
R (number of check bytes in RS code word):0
0
S (RS code word size in DMT frame):
1
1
D (interleaver depth):
1
1
Delay (msec):
0
0
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Page 29 / 137
4.2.5
VDSL Statistics
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Page 30 / 137
Field
Description
Status:
VDSL link status.
B0 Traffic Type:
ATM or PTM
B0 Rate (Kbps):
Bearer 0 current sync rate.
B1 Traffic Type:
ATM or PTM
B1 Rate (Kbps):
Bearer 1 current sync rate.
Derived Second Counters:
Current 15 min ES:
An accumulative total for current 15
minute ES.
Current 15 min SES:
An accumulative total for current 15
minute SES.
Current 15 min UAS:
An accumulative total for current 15
minutes UAS.
Current 24 hours ES:
An accumulative total for current 24
hours ES.
Current 24 hours SES:
An accumulative total for current 24
hours SES.
Current 24 hours UAS:
An accumulative total for current 24
hours UAS.
Anomaly Counters:
Bearer 0:
Current 15 min CRC-8 anomalies:
An accumulative total for current 15
minute CRC-8 anomalies
Current 15 min Corrected Codewords:
An accumulative total for current 15
minute Corrected Codewords
Current 24 hours CRC-8 anomalies:
An accumulative total for current 24
hours CRC-8 anomalies
Current 24 hours Corrected Codewords:
An accumulative total for current hours
CRC-8 corrected codewords
Bearer 1:
Current 15 min CRC-8 anomalies:
An accumulative total for current 15
minute CRC-8 anomalies
Current 15 min Corrected Codewords:
An accumulative total for current 15
minute Corrected Codewords
Current 24 hours CRC-8 anomalies:
An accumulative total for current 24
hours CRC-8 anomalies
Current 24 hours Corrected Codewords:
An accumulative total for current 24
hours CRC-8 corrected codewords
29

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