Your connection is already adsl2+ (g. 992.5)
But how in hell your uptime is 7 days?
Do you have the modem plugged into an ups?
sailor wrotei have Technicolor TG582n
is it adsl or adsl2
DSL Connection
Link Information
Uptime: 7 days, 2:08:32
DSL Type: ITU-T G.992.5
Bandwidth (Up/Down) [kbps/kbps] : 1.095 / 4.398
Data Transferred (Sent/Received) [MB/GB] : 867,22 / 6,04
Output Power (Up/Down) [dBm] : 11,9 / 16,7
Line Attenuation (Up/Down) [dB] : 16,5 / 26,5
SN Margin (Up/Down) [dB]: 12,9 / 28,4
System Vendor ID (Local/Remote): TMMB / ----
Chipset Vendor ID (Local/Remote): BDCM / BDCM
Loss of Framing (Local/Remote): 0 / 0
Loss of Signal (Local/Remote): 0 / 0
Loss of Power (Local/Remote): 0 / 0
Loss of Link (Remote): -
Error Seconds (Local/Remote): 1 / 8
FEC Errors (Up/Down): 927 / 39.029
CRC Errors (Up/Down): 4 / 1
HEC Errors (Up/Down): 931 / 13