âWires-onlyâ VDSL2 Modem Test Plan - NICC
âWires-onlyâ VDSL2 Modem Test Plan - NICC
âWires-onlyâ VDSL2 Modem Test Plan - NICC
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46<br />
<strong>NICC</strong> ND 1436 V1.1.2 (2013-09)<br />
Annex C (normative):<br />
MPF Provider Specific Requirements<br />
C.1 Openreach<br />
C.1.1 Handshake<br />
Compliance shall be determined by the following test .<br />
Carrier Set Designation<br />
Upstream Carrier Sets<br />
Tone<br />
Numbers<br />
Maximum<br />
power<br />
level/carrier<br />
(dBm)<br />
Downstream Carrier Sets<br />
Tone<br />
Numbers<br />
Maximum<br />
power<br />
level/carrier<br />
(dBm)<br />
A43 9 17 25 -1.65 40 56 64 -3.65<br />
A43c 9 17 25 -1.65 257 293 337 -3.65<br />
Table C.1 : Carrier Sets A43 and A43c<br />
Note that the use of additional tone-sets (B43, B43c, V43 etc.) is not permitted as these may cause<br />
the spectral limits defined in Parts B and C of the BT ANFP [6] to be breached.<br />
Power Meter<br />
Baluns<br />
Spectrum<br />
Analyser<br />
PC<br />
DSLAM<br />
Match<br />
Pad<br />
Line Simulator<br />
CPE<br />
PC<br />
PC<br />
Figure C.1 : <strong>Test</strong> Configuration for Measuring Downstream PSD<br />
<strong>Test</strong> Procedure – The <strong>Test</strong> Configuration shown in Figure C.1 shall be used for this test.<br />
1) Set the spectrum analyser for a start frequency of 10kHz and a stop frequency of 5MHz.<br />
2) Configure the DSLAM to implement an E-side electrical length (ESEL) value of 30dB and the<br />
default band profile.<br />
<strong>NICC</strong> Standards Limited
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