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Lots of RS errors

ehuarte
Level 1
Level 1

Hi;

I'm having trouble with my connections through LRE-CPE.

I'm getting RS errors like:

Ports Link SNR RS Errors

...

Lo0/4 UP 18 122188

Lo0/5 UP 21 15631

Lo0/6 UP 20 27255

Lo0/7 UP 20 66012

Lo0/8 UP 21 0

Lo0/9 UP 20 22885

Lo0/10 UP 22 1

Lo0/11 UP 25 0

Lo0/12 UP 15 103335

Lo0/13 DOWN 10 1117170580

Lo0/14 UP 21 10380

How can I solve this situation?

2 Replies 2

irisrios
Level 6
Level 6

The presence of RS Errs would indicates there is too much noise of the circuit and the RS (Reed-Solomon -- an error correction encoding algorithm) is not able to correct.

Could you to try to use a lower profile (e.g. LRE-10) which should work better in a noiser environment.

corvuscornix
Level 1
Level 1

Hi.

Either you got really long lines or pairs are in bad condition. First I would check if there are any tapped lines at remote end. Tapped lines should have 300 micro-ohm microfilters to terminate signal reflection.

if there are no tapped lines, you should arrange the lre pairs so far as possible from other xdsl lines. SNR's looks so bad that its impossible to maintain lre-10 profile. snr should be at least 25.