reply to GoBG
Re: High Performance 3300 seriesAll three Netopia modems I tried back to back.
said by GoBG:Here's my stats on the 2246N-VGx with the same 774r1 firmware. 3000/800 DSL line.
Downstream Upstream
---------- ----------
SNR Margin: 30.00 11.80 dB
Line Attenuation: 29.80 16.70 dB
Output Power: 19.14 12.29 dBm
...
Estimated loop length: 7446 feet (bridge tap)
said by GoBG:Here's my stats from my newly acquired 3347-02-1006L
Downstream Upstream
---------- ----------
SNR Margin: 28.50 14.40 dB
Line Attenuation: 33.00 16.00 dB
Output Power: 19.60 12.29 dB
...
Estimated loop length: 7446 feet (bridge tap)
Here the stats on the 3347nwg-006
ADSL Line State: Up
ADSL Startup Attempts: 3
ADSL Modulation: ADSL2+
ADSL Data Path: Fast
CO vendor: BDCM
Power Management State L0
Datapump Version: DSP 7.2.3.0, HAL 7.2.1.0
Downstream Upstream
---------- ----------
SNR Margin: 28.00 15.50 dB
Line Attenuation: 30.60 16.50 dB
Output Power: 18.45 12.26 dBm
Errored Seconds: 0 0
Loss of Signal: 0 0
Loss of Frame: 0 0
CRC Errors: 0 0
Data Rate: 3627 943
atucRevisionNum 2 ATU-C Vendor ID BDCM
TrainedPath Fast TrainedMode ADSL2+
us Interlv delay 0 ds Interlv delay 0
Estimated loop length: 8094 feet (bridge tap)
I see the 3347nwg-006 added a few feet to my loop length.
Since its the same hardware..(minus the bellsouth firmware) the stats are pretty much the same.
What we learn?
The 3300 series with the integrated broadcom chip has better upstream s/n margins than the 2200 series | 
