How to configure my PMG to send e-mail clients from other servers ??
Feb 13 08:23:01 security postfix/smtpd[11357]: connect from servidor.xxxxxxx.com[192.187.99.3]
Feb 13 08:23:01 security postfix/smtpd[11357]: NOQUEUE: reject: RCPT from servidor.xxxxxxx.com[192.111.111.3]: 454 4.7.1...