postfix 重要设置(防垃圾邮件)

时间：2006-02-15 来源：w853319

##### add by smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain =
######smtpd_recipient_restrictions = permit_sasl_authenticated permit_auth_destination reject
smtpd_recipient_restrictions =
                                reject_non_fqdn_sender,
                                reject_non_fqdn_recipient,
                                reject_unknown_sender_domain,
                                reject_unknown_recipient_domain,
                                permit_mynetworks,
                                permit_sasl_authenticated,
                                reject_unauth_destination,
                                reject_rbl_client cblless.anti-spam.org.cn,
                                reject_rbl_client bl.spamcop.net,
                                reject_rbl_client relays.ordb.org,
                                reject_rbl_client sbl-xbl.spamhaus.org,
                                reject_invalid_hostname,
                                reject_non_fqdn_hostname,
                                permit
broken_sasl_auth_clients = yes
smtpd_sasl_security_options = noanonymous

smtpd_client_restrictions = permit_sasl_authenticated, hash:/etc/postfix/access, permit_mynetworks
#reject_unknown_client

smtpd_helo_restrictions = permit_mynetworks, reject_invalid_hostname
#reject_unknown_hostname

smtpd_sender_restrictions = permit_mynetworks, reject_unknown_sender_domain, reject_non_fqdn_sender,reject_invalid_hostname, reject_unknown_recipient_domain
mailbox_size_limit = 512000000
message_size_limit = 102400000

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