Config changes for esst_config_uniq.txt:
1301680747.182825 0241
1301680750.201181 0531
1301702355.307273 0531
1301702358.325627 0241
1301702358.325627 0241
1301702361.343981 0531
1301702409.637648 0531
1301702412.656002 0241