Config changes for esst_config_uniq.txt:
1310394006.037158 0241
1310394009.667592 0531
1310411932.086960 0531
1310411935.717214 0241
1310411935.717214 0241
1310411939.347469 0531
1310412008.322358 0531
1310412011.952619 0241