Добрый день! Помогите, плз, разобраться в причинах пропуска Posfix клиента троянорассылателя при отсутствии HELO от клиента.
Лог Postfix:
Nov 19 11:04:57 mail postfix/smtpd[31010]: connect from unknown[217.69.213.236]
Nov 19 11:04:58 mail postfix/smtpd[31010]: NOQUEUE: reject: RCPT from unknown[217.69.213.236]: 554 <mydomen.ru>: Helo command rejected: 554 You are not me ; from=<info@mydomen.ru> to=<brenda@mydomen.ru> proto=ESMTP helo=<mydomen.ru>
Nov 19 11:04:58 mail postfix/smtpd[31010]: lost connection after RCPT from unknown[217.69.213.236]
Nov 19 11:04:58 mail postfix/smtpd[31010]: disconnect from unknown[217.69.213.236]
Nov 19 11:04:58 mail postfix/smtpd[31010]: connect from unknown[217.69.213.236]
Nov 19 11:04:58 mail postfix/smtpd[31010]: warning: Connection rate limit exceeded: 3 from unknown[217.69.213.236] for service smtp
Nov 19 11:04:58 mail postfix/smtpd[31010]: disconnect from unknown[217.69.213.236]
Nov 19 11:04:58 mail postfix/smtpd[31010]: connect from unknown[217.69.213.236]
Nov 19 11:04:58 mail postfix/smtpd[31010]: warning: Connection rate limit exceeded: 4 from unknown[217.69.213.236] for service smtp
Nov 19 11:04:58 mail postfix/smtpd[31010]: disconnect from unknown[217.69.213.236]
Nov 19 11:08:18 mail postfix/anvil[31011]: statistics: max connection rate 4/60s for (smtp:217.69.213.236) at Nov 19 11:04:58
Nov 19 11:08:18 mail postfix/anvil[31011]: statistics: max connection count 1 for (smtp:217.69.213.236) at Nov 19 11:04:57
Nov 19 11:08:18 mail postfix/anvil[31011]: statistics: max message rate 2/60s for (smtp:217.69.213.236) at Nov 19 11:04:57
Nov 19 11:08:18 mail postfix/anvil[31011]: statistics: max cache size 1 at Nov 19 11:04:57
---!!!!!! ---
Nov 19 11:08:40 mail postfix/smtpd[31013]: connect from unknown[217.69.213.236]
Nov 19 11:08:41 mail postfix/smtpd[31013]: 08CECBDAB: client=unknown[217.69.213.236]
Nov 19 11:08:41 mail postfix/cleanup[31016]: 08CECBDAB: message-id=<20051119080840.08CECBDAB@mail.mydomen.ru>
Nov 19 11:08:43 mail postfix/smtpd[31013]: disconnect from unknown[217.69.213.236]
Nov 19 11:08:43 mail postfix/qmgr[612]: 08CECBDAB: from=<service@mydomen.ru>, size=39354, nrcpt=1 (queue active)
Nov 19 11:08:43 mail postfix/cleanup[31016]: E357FBDAE: message-id=<20051119080840.08CECBDAB@mail.mydomen.ru>
Nov 19 11:08:44 mail postfix/local[31017]: 08CECBDAB: to=<maxim@mydomen.ru>, relay=local, delay=4, status=sent (forwarded as E357FBDAE)
Nov 19 11:08:44 mail postfix/qmgr[612]: E357FBDAE: from=<service@mydomen.ru>, size=39481, nrcpt=1 (queue active)
Nov 19 11:08:44 mail postfix/qmgr[612]: 08CECBDAB: removed
Nov 19 11:08:44 mail postfix/local[31018]: E357FBDAE: to=<maximms@mydomen.ru>, orig_to=<maxim@mydomen.ru>, relay=local, delay=1, status=sent (delivered to command: procmail -a "$EXTENSION")
Nov 19 11:08:44 mail postfix/qmgr[612]: E357FBDAE: removed
---!!!!!---
Nov 19 11:10:01 mail postfix/smtpd[31013]: connect from unknown[217.69.213.236]
Nov 19 11:10:01 mail postfix/smtpd[31013]: NOQUEUE: reject: RCPT from unknown[217.69.213.236]: 554 <mydomen.ru>: Helo command rejected: 554 You are not me ; from=<register@mydomen.ru> to=<mary@mydomen.ru> proto=ESMTP helo=<mydomen.ru>
Nov 19 11:10:01 mail postfix/smtpd[31013]: lost connection after RCPT from unknown[217.69.213.236]
Nov 19 11:10:01 mail postfix/smtpd[31013]: disconnect from unknown[217.69.213.236]
В main.cf:
smtpd_helo_required = yes
disable_vrfy_command = yes
smptd_delay_reject = yes
smtpd_client_restrictions =
smptd_helo_restrictions =
smtpd_sender_restrictions =
smtpd_recipient_restrictions =
permit_mynetworks,
reject_unauth_destination,
check_client_access regexp:/etc/postfix/check_zone_pcre,
check_helo_access hash:/etc/postfix/helo_checks,
check_helo_access regexp:/etc/postfix/helo_checks_pcre,
reject_unknown_client,
reject_invalid_hostname,
reject_unknown_hostname,
reject_non_fqdn_hostname,
reject_non_fqdn_sender,
reject_unknown_sender_domain,
reject_non_fqdn_recipient,
permit
smtpd_data_restrictions =
reject_unauth_pipelining,
permit