Доброго времени суток.
Следующий вопрос :
adsl start --snr 035 --sra on
Код:
Statistics -- ADSL
Mode: ADSL2+
Line Coding: Trellis On
Status: No Defect
Link Power State: L0
Downstream Upstream
SNR Margin (dB): 5.8 15.8
Attenuation (dB): 12.0 4.9
Output Power (dBm): 11.8 0.0
Attainable Rate (Kbps): 27180 1320
Rate (Kbps): 23356 1019
MSGc (number of bytes in overhead channel message): 59 12
B (number of bytes in Mux Data Frame): 242 63
M (number of Mux Data Frames in FEC Data Frame): 1 1
T (Mux Data Frames over sync bytes): 3 2
R (number of check bytes in FEC Data Frame): 12 6
S (ratio of FEC over PMD Data Frame length): 0.3325 1.9929
L (number of bits in PMD Data Frame): 6136 281
D (interleaver depth): 64 8
Delay (msec): 5 3
Super Frames: 278480878 986833
Super Frame Errors: 242950 4294967040
RS Words: 2764163724 4292857
RS Correctable Errors: 3992348912 4294967209
RS Uncorrectable Errors: 2107893 N/A
HEC Errors: 167212 4294967240
OCD Errors: 416 0
LCD Errors: 4 0
Total Cells: 3820725925 911859
Data Cells: 1681952347 4581
Bit Errors: 0 0
Total ES: 40059 0
Total SES: 4078 0
Total UAS: 156 0
Заметил , что если :
Цитата:
MSGc (number of bytes in overhead channel message): 59 12
B (number of bytes in Mux Data Frame): 242 63
M (number of Mux Data Frames in FEC Data Frame): 1 1
T (Mux Data Frames over sync bytes): 3 2
R (number of check bytes in FEC Data Frame): 12 6
S (ratio of FEC over PMD Data Frame length): 0.3325 1.9929
L (number of bits in PMD Data Frame): 6136 281
D (interleaver depth): 64 8
Delay (msec): 5 3
То Attainable выше где-то на 1,5 - 2 мегабита и реальная скорость тоже на стольтко же... вопрос... можно ли жёстко забить всё , кроме :
Цитата:
Attainable Rate (Kbps): 27180 1320
Rate (Kbps): 23356 1019
S (ratio of FEC over PMD Data Frame length): 0.3325 1.9929
L (number of bits in PMD Data Frame): 6136 281
И если да , то как ? DSLAM-щик тупо личку читает и походу игнорит.