MTNL ADSL SNR Margin and Line Attenuation

[sunnyboy]

Hi Friends.I am in 320 kbps combo plan .. paying 495.i get 320- 340 speed..home around 3 km from xchange.my dsl stats are as follows:Local Tx Power: 12.4 dBRemote Tx Power: 20.5 dBLocal Line Atten.: 44.0 dBRemote Line Atten.: 32.0 dBLocal SNR Margin: 23.0 dBRemote SNR Margin: 17.0 dBSelf Test: PassedDSL Standard: ADSL2Profile: MIITx Line Rate: 509 KbpsRx Line Rate: 2040 KbpsMax Attainable Line Rate(Down Stream): 7407 KbpsSRA ParametersAuto SRA: DisableSRA CRC Error Rate: 1800SRA FEC Error Rate: 60SRA Up Shift Obs. Period: 3600 SecsSRA Down Shift Obs. Period: 600 SecsPower Management Mode: L2, L3 Both Allowedlet me know what do think.. and any suggestions this is after placing the splitter right near the entry of wire and around 3 meter LAN cablethanks