So this one's got me stumped.
DCR: Stratum - connecting to 'dcr.suprnova.cc' <178.33.228.14> port 9112
ETH: Stratum - Connected
DCR: Stratum - Connected
ETH: Authorized
ETH: Job timeout, disconnect, retry in 20 sec...
DCR: Job timeout, disconnect, retry in 20 sec...
ETH: Stratum - connecting to 'coinotron.com' <178.217.186.125> port 3334
ETH: Stratum - Connected
ETH: Authorized
DCR: Stratum - connecting to 'dcr.suprnova.cc' <178.33.228.14> port 9112
DCR: Stratum - Connected
ETH: Job timeout, disconnect, retry in 20 sec...
DCR: Job timeout, disconnect, retry in 20 sec...
ETH: Stratum - connecting to 'coinotron.com' <178.217.186.125> port 3334
ETH: Stratum - Connected
ETH: Authorized
DCR: Stratum - connecting to 'dcr.suprnova.cc' <178.33.228.14> port 9112
DCR: Stratum - Connected
ETH: Job timeout, disconnect, retry in 20 sec...
DCR: Job timeout, disconnect, retry in 20 sec...
ETH: Stratum - connecting to 'coinotron.com' <178.217.186.125> port 3334
ETH: Stratum - Connected
ETH: Authorized
ETH: Job timeout, disconnect, retry in 20 sec...
DCR: Stratum - connecting to 'dcr.suprnova.cc' <178.33.228.14> port 9112
DCR: Stratum - Connected
Wrong ports and/or protocols. It's a good idea to show your command line if you want to know more details.