Download the mg_cfg file from downloads and try that in place of the softcam you're using now
also, what's the power levels like from the router?
on the side or bottom of the router there should be a 'settings password'
type 192.168.0.1 into a browser and click enter, use that password to log into the router
advanced settings
tools>network status> click on downstream tab
copy and paste the snr and dbmv data here
CHANNEL FREQ DBMV SNR MOD ID
1) 315000000-7.1-38.9-256 qam-23
2) 323000000-7-38.6-256 qam-24
3) 307000000-7.5-38.9-256 qam-22
4) 299000000-8-39.3-256 qam-21
5) 291000000-8-38.9-256 qam-20
6) 283000000-8-40.3-256 qam-19
7) 275000000-7.6-40.3-256 qam-18
8) 267000000-7.8-40.9-256 qam-17
9) 259000000-7.8-40.3-256 qam-16
10) 251000000-8-40.3-256 qam-15
11)243000000-8.1-38.9-256qam-14
12)235000000-8.5-38.9-256qam-13
13)227000000-8.6-40.3-256qam-12
14)219000000-8.8-40.3-256qam-11
15)211000000-8.8-40.3-256qam-10
16)203000000-8.9-40.3-256 qam-9
17)195000000-9-40.3-256 qam-8
18)187000000-8.9-40.3-256 qam-7
19)179000000-9-40.3-256 qam-6
20)171000000-9-40.3-256 qam-5
21)163000000-9-40.9-256 qam-4
22)155000000-9-40.9-256 qam-3
23)147000000-8.8-40.3-256 qam-2
24)139000000-8.6-40.9-256 qam-1