matthias schmidt wtuuadmilonnet amon wed 20 feb 2008 104405 0700 schriebwrote rossbach david run postfix base inboundoutbound mail relay customers currently servers configured inboundexamplecom outboundexamplecom respectively purchased another domain newdomaincom want customers start use inboundnewdomaincom outboundnewdomaincom well keep current outboundinboundexamplecom customer base migrate new domain names adding cname record newdomaincom customers able relay either name concern postfix customers mta configured sending email newdomaincom postfix servers configured examplecom concern mtas reject mail different domain names sendreceiving virtual domains key id say need also mx record new domain thanks best matthias thu 07 aug 2008 212354 0900 customer migration question