Config changes for esst_config_uniq.txt:
1291658361.524781 0241
1291658466.845800 0531
1291679955.340482 0531
1291679958.349652 0241
1291679958.349652 0241
1291679961.358822 0531
1291679997.468890 0531
1291680150.936627 0241