De werkelijke afstand tot de ROP is +- 300m.
Na een lijntest gedaan te hebben zie ik dat de Attenuation de hoogte is ingegaan

Wat kan ik doen?
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* VDSL2Tool 2.3 - 13-11-2016 *
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download upload
Line: 44736 kbps 10064 kbps
Modem max: 44904 kbps n/a Estimated!
Calculated max: 36868 kbps 7724 kbps Estimated!
Profile: 17a
Line length: 804 m Estimated!
Training margin: 6.0 dB
Attenuation: 34.5 dB
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* VDSL2Tool 2.3 - 24-04-2016 *
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download upload
Line: 70184 kbps 10064 kbps
Modem max: 81808 kbps n/a Estimated!
Calculated max: 67168 kbps 14073 kbps Estimated!
Profile: 17a
Line length: 56 m Estimated!
Training margin: 10.9 dB
Attenuation: 8.9 dB
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* VDSL2Tool 2.3 - 28-09-2015 *
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download upload
Line: 69992 kbps 10048 kbps
Modem max: 84748 kbps n/a Estimated!
Calculated max: 69582 kbps 14578 kbps Estimated!
Profile: 17a
Line length: 297 m Estimated!
Training margin: 11.8 dB
Attenuation: 9.0 dB