QUOTE(aspire2oo6 @ Dec 1 2009, 01:06 AM)
http://www.ubasics.com/ADSL_Noise_Margin_a...nuation_Numbers
From this website the lower the number the better. The higher the number its bad for Noise margin
and for Atenuation the higher the number the better wo
It's the other way around la.......you want high SNR & low AttenuationFrom this website the lower the number the better. The higher the number its bad for Noise margin
and for Atenuation the higher the number the better wo
Added on December 1, 2009, 1:17 amNoise Margin (AKA Signal to Noise Margin or Signal to Noise Ratio)
Relative strength of the DSL signal to Noise ratio. The higher the number the better for this measurement. In some instances interleaving can help raise the noise margin to an acceptable level.
6dB or below is bad and will experience no synch or intermittent synch problems
7dB-10dB is fair but does not leave much room for variances in conditions
11dB-20dB is good with little or no synch problems* (but see note below)
20dB-28dB is excellent
29dB or above is outstanding
* Note that there may be short term bursts of noise that may drop the margin, but due to the sampling time of the management utility in your modem, will not show up in the figures.
Line Attenuation
Measure of how much the signal has degraded between the DSLAM and the modem. This is largely a function of the distance from the exchange. The lower the dB the better for this measurement.
20dB and below is outstanding
20dB-30dB is excellent
30dB-40dB is very good
40dB-50dB is good
50dB-60dB is poor and may experience connectivity issues
60dB or above is bad and will experience connectivity issues
Added on December 1, 2009, 1:19 am
QUOTE(bossnass15 @ Dec 1 2009, 12:55 AM)
how about mine?
--- System Information ---
Vendor: Linksys
ModelName: WAG54G2
Firmware Version: 1.00.17 , 2009-06-02T19:15:44
Boot Version: 1.03
Hardware Version: 0.01
--- DSL Information ---
DSL Driver Version: E.25.41.39
DSL VPI/VCI: 0/35
DSL Status: Showtime
DSL Mode: T1.413
DSL Channel: 64
DSL Upstream Rate: 512000
DSL Downstream Rate: 1024000
Down up
DSL Noise Margin: 24 dB 33.5 dB
DSL Attenuation: 2.5 dB 2.5 dB
DSL Transmit Power: 6.3 dBm 12.3 dBm
--- Wireless Information ---
Wireless Driver Version: 2.1.38
Wireless Status: Enabled
Wireless Standard Channel: 11- 2.462GHZ
Wireless SSID: Sam's Wireless
--- Dynamic Information ---
LAN Mac Address: 00:22:6B:E6:80:4F
WAN Mac Address: 00:22:6B:E6:80:51
Wireless Mac Address: 00:22:6B:E6:80:50
---
That's an excellent figure........ --- System Information ---
Vendor: Linksys
ModelName: WAG54G2
Firmware Version: 1.00.17 , 2009-06-02T19:15:44
Boot Version: 1.03
Hardware Version: 0.01
--- DSL Information ---
DSL Driver Version: E.25.41.39
DSL VPI/VCI: 0/35
DSL Status: Showtime
DSL Mode: T1.413
DSL Channel: 64
DSL Upstream Rate: 512000
DSL Downstream Rate: 1024000
Down up
DSL Noise Margin: 24 dB 33.5 dB
DSL Attenuation: 2.5 dB 2.5 dB
DSL Transmit Power: 6.3 dBm 12.3 dBm
--- Wireless Information ---
Wireless Driver Version: 2.1.38
Wireless Status: Enabled
Wireless Standard Channel: 11- 2.462GHZ
Wireless SSID: Sam's Wireless
--- Dynamic Information ---
LAN Mac Address: 00:22:6B:E6:80:4F
WAN Mac Address: 00:22:6B:E6:80:51
Wireless Mac Address: 00:22:6B:E6:80:50
---
This post has been edited by altimi: Dec 1 2009, 01:19 AM
Dec 1 2009, 01:17 AM

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