Am 14.05.2012 12:54, schrieb Amira Othman: > Hi all > > I am using postfix 2.8.4 configured with 3 instances each one has its > own ip. I need to prevent using each instance by users of other > instances but I don't know what to change. > Mynetworks configuration is ip range which contains the 3 ips .how to > limit each instance to its ip
you have to change "mynetworks" why do you need the complete range? list single IPs there! I changed it to each one ip but still can send through ip that account isn't member of its domain