DirectoryService.server.log

Hi, I don't know what that means: DirectoryService.server.log ... 2004-09-03 01:49:36 CEST - Network transition occurred. 2004-09-03 02:04:36 CEST - Network transition occurred. 2004-09-03 02:19:36 CEST - Network transition occurred. 2004-09-03 02:34:36 CEST - Network transition occurred. 2004-09-03 03:34:36 CEST - Network transition occurred. ... DirectoryService.error.log ... CEST - mach message send error: (ipc/send) invalid destination port Any ideas? Thanks. Martin