20-lmtp.conf
protocol lmtp {
mail_plugins = $mail_plugins sieve
}
90-sieve.conf
sieve_default = /var/mail/vhosts/.dovecot.sieve
sieve=~/.dovecot.sieve
/var/mail/vhosts/.dovecot.sieve
if address :matches [“to”,”cc”,”bss”] “*@domain.com”
{
redirect “${1}@domain.local”;
keep;
}