GP: > Hi list, > > I have a postfix install on a debian 8 machine . I have some > distribution groups through > aliases and when a user sends a message to eg group1 which he is a > member and cc to group2 > (which he might be a member or another member of group1 might be in ) > they get the message twice. > Is there a way to avoid duplicate delivery on local defined alias > deliveries?
No. Postfix makes the deliveries to group1 and group2 in parallel.
Wietse
