Dakle, uzeo sam VDSL NET.30 kod Iskona, ali nisam zadovoljan brzinom u uploadu (niti pola od 5 mbita koliko prodaju).
Stanje je kao dolje pa me zanima u cemu je kvaka?!?! Jel moguce da imam "dvojnika" na VDSL liniji... atenuacija mi se ne cini tragicna, ali je zato SNR od 6.6 dB katastrofican.
Isto tako, ako vec uspjevaju gurati cca 24 mbit u downloadu zasto ne mogu dobiti 5 mbita u uploadu. Koliko shvacam, VDSL ne bi trebao biti asimetrican. Udaljenost od centrale je cca 1300m.
Evo i podataka pa ako netko moze prokomentirati:
============================================================================
VDSL Training Status: Showtime
Mode: VDSL2 Annex B
VDSL Profile: Profile 8b
Traffic Type: PTM Mode
Link Uptime: 0 day: 0 hour: 30 minutes
============================================================================
VDSL Port Details Upstream Downstream
Line Rate: 2.236 Mbps 26.707 Mbps
Actual Net Data Rate: 2.237 Mbps 26.708 Mbps
Trellis Coding: ON ON
SNR Margin: 6.7 dB 6.8 dB
Actual Delay: 0 ms 0 ms
Transmit Power: 12.7 dBm 18.6 dBm
Receive Power: 1.1 dBm 0.3 dBm
Actual INP: 12.0 symbols 27.0 symbols
Total Attenuation: 11.7 dB 18.3 dB
Attainable Net Data Rate: 2.301 Mbps 27.801 Mbps
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VDSL Band Status U0 U1 U2 U3 D1 D2 D3
Line Attenuation(dB): 17.9 N/A N/A N/A 32.0 84.3 N/A
Signal Attenuation(dB): 17.9 N/A N/A N/A 29.5 N/A N/A
SNR Margin(dB): 6.7 N/A N/A N/A 6.8 N/A N/A
Transmit Power(dBm): 12.7 N/A N/A N/A 18.6 N/A N/A
============================================================================