regexp:/etc/sympa/transport
virtual_alias_domains =
cyclocoop.org
+ lesjantesdunord.org
ptitvelo.net
veli-velo.org
virtual_alias_maps =
hash:/etc/postfix/$mydomain/virtual_alias
hash:/etc/postfix/cyclocoop.org/virtual_alias
+ hash:/etc/postfix/lesjantesdunord.org/virtual_alias
hash:/etc/postfix/ptitvelo.net/virtual_alias
hash:/etc/postfix/veli-velo.org/virtual_alias
hash:/etc/mail/dovecot/virtual_alias