Hello, If in extra fields "port" isn't set, then lmtp proxy doesn't work: Error: lmtp client: connect(mail.example.com, 0) failed: Can't assign requested address If to set "port", then imap, doveadm proxy don't work. How it is possible to set "port" only for lmtp proxy? -- Best regards, Aleksey Tsvetkov Leading System Administrator Company Grand Vision tel. +7(495)937-70-02