
		ivanildogalvao
		
		(usa Red Hat)
		
		Enviado em 03/12/2013 - 06:02h 
		Acabei de fazer o seguinte, acredito que dará certo.
srvmail:/etc/postfix# nano virtual
  GNU nano 2.0.7                                                  Arquivo: virtual                                                                                                             
#        as localname@virtual-alias.domain.
# 
#        Support for a virtual alias domain looks like:
# 
        /etc/postfix/main.cf:
        virtual_alias_domains = y.com
        virtual_alias_maps = hash:/etc/postfix/virtual
# 
#        Note: some systems use dbm databases instead of hash.  See
#        the output  from  "postconf  -m"  for  available  database
#        types.
# 
        /etc/postfix/virtual:
#       virtual-alias.domain     anything (right-hand content does not matter)
#       postmaster@virtual-alias.domain  postmaster
         ecoelho@x.br          ecoelho@y.com
         atongo@x.br           aatongo@y.com
         csfonseca@x.br        csfonseca@y.com
         ecosta@x.br           eicosta@y.com
         agoncalves@x.br       awgoncalves@y.com
         abondo@x.br           adbondo@y.com
         alonsumbu@x.br        amlosumbu@y.com
         falfredo@x.br         fcalfredo@y.com
         haraujo@x.br          hdaraujo@y.com
         ibonfim@x.br          igbonfim@y.com
         jfranco@x.br          jafranco@y.com
         lsilva@x.br           lecsilva@y.com
#        The  virtual-alias.domain anything entry is required for a
#        virtual alias domain. Without this entry, mail is rejected
#        with  "relay  access  denied", or bounces with "mail loops
#        back to myself".
#
#        Do not specify virtual alias domain names in  the  main.cf
#        mydestination or relay_domains configuration parameters.
no final executei: postmap /etc/postfix/virtual e postfix reload
Fonte da informação:
http://www.postfix.org/VIRTUAL_README.html#forwarding