Can I lock DS channel?

[joejoefta2]

modem keeps changing DS freq. Is there a way to just stay lock at a freq?

CM/DocsisCtl> Scanning DS Channel at 711000000 Hz...
Found carrier at 711000000 Hz!
Signal quality = 33.2 dB SNR

RNG-RSP Adj: tim=3 power=19 freq=0 Stat=Success
Enabling network access for all CPE ports.
BcmCmDocsisStatusEventCodes::kCmIsOperational
BcmCmDocsisStatusEventCodes::kCmIsOperational
VendorCtrl: HFC up

CM/DocsisCtl> t 735000000 Hz..

RNG-RSP Adj: tim=0 power=21 freq=0 Stat=Success
Enabling network access for all CPE ports.
BcmCmDocsisStatusEventCodes::kCmIsOperational
BcmCmDocsisStatusEventCodes::kCmIsOperational
VendorCtrl: HFC up