Config changes for esst_config_uniq.txt:
1297447142.577036 0241
1297447214.964875 0531
1297468720.189088 0531
1297468723.205248 0241
1297468723.205248 0241
1297468726.221407 0531
1297468810.673897 0531
1297468813.690058 0241