EDIT: What about automatic backup addresses and pools? stratum.bitcoin.cz:3333, stratum2.bitcoin.cz:3333, stratum3.bitcoin.cz:3333, getwork.bitcoin.cz:8332...
EDIT: getwork.bitcoin.cz:8332 is api.bitcoin.cz:8332
It is getwork protocol but address is diffident...
EDIT: getwork.bitcoin.cz:8332 is api.bitcoin.cz:8332
It is getwork protocol but address is diffident...I'll add failover support in the next release, so you can have backup servers.