Config changes for esst_config_uniq.txt:
1299458705.071528 0241
1299458708.089156 0531
1299460479.436837 0531
1299460482.454465 0241
1299460482.454465 0241
1299460485.472093 0531
1299460506.595490 0531
1299460509.613118 0241