is there something wrong with my modem

[sam999]

hi, from last night i am facing speed issues, i dont know that local exchange has problems or my line, but the line is stable, but in modemstatus shows less values, is there any thing wrong in exchange or my side, below , D-Link 502t. thanks,Modem Status Connection Status ConnectedUs Rate (Kbps) 509Ds Rate (Kbps) 688US Margin 24DS Margin 11Trained Modulation ADSL_G.dmt.bisLOS Errors 0DS Line Attenuation 51US Line Attenuation 31Peak Cell Rate 1200 cells per secCRC Rx Fast 0CRC Tx Fast 0CRC Rx Interleaved 24CRC Tx Interleaved 0Path Mode InterleavedDSL Statistics Near End F4 Loop Back Count 0Near End F5 Loop Back Count 0