是想太多嗎??

這裡拜突然發現可以申裝到100M/10M 可是看大門前的涵箱沒有開過的痕跡 也沒看到電線桿上有多其他東西 附近住戶的DJ箱也沒有更換過的跡象 馬路更是N年沒有開挖過 這有可能是資料錯誤嗎??

============================================================================
VDSL Training Status: Showtime
VDSL Profile: Profile 17a
Traffic Type: PTM
============================================================================
VDSL Port Details Upstream Downstream
Line Rate: 4.346 Mbps 21.629 Mbps
Actual Net Data Rate: 4.287 Mbps 21.567 Mbps
Trellis Coding: ON ON
SNR Margin: 18.7 dB 26.8 dB
Actual Delay: 7 ms 7 ms
Transmit Power: 9.3 dBm 14.4 dBm
Receive Power: -22.5 dBm -2.3 dBm
Actual INP: 26.0 symbols 26.0 symbols
Total Attenuation: 31.8 dB 16.8 dB
Attainable Net Data Rate: 20.376 Mbps 69.772 Mbps
============================================================================
VDSL Band Status U0 U1 U2 U3 D1 D2 D3
Line Attenuation(dB): 7 .1 32.1 49.7 N/A 15.1 38.5 61.8
Signal Attenuation(dB): N/A 31.8 N/A N/A 15.1 38.5 N/A
SNR Margin(dB): N/A 18.7 N/A N/A 26.6 27.2 N/A
Transmit Power(dBm): N/A 9 .3 -8 .1 N/A 12.7 9 .6 N/A
============================================================================

上傳的Attenuation高到不像話 SNR也不怎麼優 最大速率上傳20M下載69M 為什麼能供裝到100M/10M呢??