Config changes for esst_config_uniq.txt:
1308585545.964320 0241
1308585549.011613 0531
1308613520.103300 0531
1308613523.150594 0241
1308613523.150594 0241
1308613526.197887 0531
1308613571.907288 0531
1308613574.954581 0241