Config changes for esst_config_uniq.txt:
1290578122.341247 0241
1290578125.348867 0531
1290600312.575375 0531
1290600315.582998 0241
1290600315.582998 0241
1290600318.590621 0531
1290600324.605868 0531
1290600327.613491 0241