/root/.mythtv/config.xml

<Configuration>
  <LocalHostName>mythmaster</LocalHostName>
  <Database>
    <PingHost>1</PingHost>
    <Host>172.16.10.54</Host>
    <UserName>root</UserName>
    <Password>pwd</Password>
    <DatabaseName>mythconverg</DatabaseName>
    <Port>3306</Port>
  </Database>
  <WakeOnLAN>
    <Enabled>0</Enabled>
    <SQLReconnectWaitTime>0</SQLReconnectWaitTime>
    <SQLConnectRetry>5</SQLConnectRetry>
    <Command>echo 'WOLsqlServerCommand not set'</Command>
  </WakeOnLAN>
  <UPnP>
    <UDN>
      <MediaRenderer>49b4b022-7ee8-41c9-90ef-2402922068ad</MediaRenderer>
    </UDN>
  </UPnP>
</Configuration>