Johnny Massengill wrote: > My company is using Trend Micro InterScan Messaging Security Suite 7.0 > for linux. This setup uses Postfix as a mail gateway for MS Exchange. > The problem I'm having is ever so often Postfix 2.2.11 will lose the > Transport mapping lookup tables setting. When this happens, mail into > our domain will stop being relayed to our Exchange server. > What mapping tables are those? mysql? ldap? ??? This has never happened with me whether cdb, berkely db or mysql for thousands of domains in a previous job at an ISP (older version) and nor do I have any such problem with postfix 2.2.11 which I currently run in my current place of work.