just noticed some email sent from gmail/google bouncing from my server as sorbs RBL had that server/host listed;
Nov 17 12:56:47 emu postfix/smtpd[16381]: NOQUEUE: reject: RCPT from mail-ua0-f170.google.com[209.85.217.170]: 554 5.7.1 Service unavailable; Client host [209.85.217.170] blocked using dnsbl.sorbs.net; Currently Sending Spam See: http://www.sorbs.net/lookup.shtml?209.85.217.170; from=<e...@tld.au> to=<voy...@xyz.au> proto=ESMTP helo=<mail-ua0-f170.google.com> what is correct way to whiltelist gmail/google I have like this in main.cf[1] so I should enter gmail into /etc/postfix/client_checks , yes? do I need all google smtp published IPs, OR, can I just have like: gmail.com OK google.com OK ? what other 'well known services' like google should I whitelist, yahoo, hotmail ? thanks for any pointers [1] ... smtpd_recipient_restrictions =. reject_unknown_sender_domain, reject_unknown_recipient_domain,. reject_non_fqdn_sender,. reject_non_fqdn_recipient,. reject_unlisted_recipient,. check_policy_service inet:127.0.0.1:7777,. permit_mynetworks, check_sasl_access hash:/etc/postfix/sasl_access permit_sasl_authenticated, reject_unauth_destination, check_recipient_access hash:/etc/postfix/recipient_no_checks, check_recipient_access pcre:/etc/postfix/recipient_checks.pcre, check_helo_access hash:/etc/postfix/helo_checks, check_sender_access hash:/etc/postfix/sender_checks, check_client_access hash:/etc/postfix/client_checks, check_client_access pcre:/etc/postfix/client_checks.pcre, reject_rbl_client zen.spamhaus.org, reject_rhsbl_client dbl.spamhaus.org, reject_rhsbl_sender dbl.spamhaus.org, ...
