Re: postfix refusing smtp connections

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Author: Mike
Date:  
To: Main PLUG discussion list
Subject: Re: postfix refusing smtp connections
I hope thats not your main.cf file... looks scary. ;)

Anyways change this

inet_interfaces = localhost
to
inet_interfaces = all


-Mike


Joey Prestia wrote:
> Thanks for the reply I did that and added
> mynetworks
>
>
>         # These are changed by postfix install script
>         readme_directory = /usr/share/doc/postfix-2.3.3/README_FILES
>         html_directory = /usr/share/doc/postfix-2.3.3/html
>         sendmail_path = /usr/sbin/sendmail.postfix
>         setgid_group = postdrop
>         command_directory = /usr/sbin
>         manpage_directory = /usr/share/man
>         daemon_directory = /usr/lib64/postfix
>         newaliases_path = /usr/bin/newaliases
>         mailq_path = /usr/bin/mailq
>         queue_directory = /var/spool/postfix
>         mail_owner = postfix

>
>         # User configurable parameters
>         mynetworks = 192.168.200.101 , 127.0.0.0/11 , 70.167.208.132
>         inet_interfaces = localhost
>         mynetworks_style = host
>         #delay_warning_time = 4h
>         smtpd_banner = $myhostname ESMTP $mail_name ($mail_version)
>         (Mandriva
>         Linux)
>         unknown_local_recipient_reject_code = 450
>         smtp-filter_destination_concurrency_limit = 2
>         lmtp-filter_destination_concurrency_limit = 2
>         ~
>         the my networks line but am still getting refused

>
>         [root@linuxamd postfix]# telnet 70.167.208.132 25
>         Trying 70.167.208.132...
>         telnet: connect to address 70.167.208.132: Connection refused
>         telnet: Unable to connect to remote host: Connection refused
>         [root@linuxamd postfix]#

>
>         I made sure to service postfix reload first

>
>         port 25 is forwarded on my router to this machine and my
>         firewall is set to accept connections on port 25 I am not trying
>         to do anything fancy just send and receive mail. my postconf
>         lines that include smtp are:
>         smtp_always_send_ehlo = yes
>         smtp_bind_address =
>         smtp_bind_address6 =
>         smtp_cname_overrides_servername = no
>         smtp_connect_timeout = 30s
>         smtp_connection_cache_destinations =
>         smtp_connection_cache_on_demand = yes
>         smtp_connection_cache_time_limit = 2s
>         smtp_connection_reuse_time_limit = 300s
>         smtp_data_done_timeout = 600s
>         smtp_data_init_timeout = 120s
>         smtp_data_xfer_timeout = 180s
>         smtp_defer_if_no_mx_address_found = no
>         smtp_destination_concurrency_limit =
>         $default_destination_concurrency_limit
>         smtp_destination_recipient_limit =
>         $default_destination_recipient_limit
>         smtp_discard_ehlo_keyword_address_maps =
>         smtp_discard_ehlo_keywords =
>         smtp_enforce_tls = no
>         smtp_fallback_relay = $fallback_relay
>         smtp_generic_maps =
>         smtp_helo_name = $myhostname
>         smtp_helo_timeout = 300s
>         smtp_host_lookup = dns
>         smtp_line_length_limit = 990
>         smtp_mail_timeout = 300s
>         smtp_mx_address_limit = 5
>         smtp_mx_session_limit = 2
>         smtp_never_send_ehlo = no
>         smtp_pix_workaround_delay_time = 10s
>         smtp_pix_workaround_threshold_time = 500s
>         smtp_quit_timeout = 300s
>         smtp_quote_rfc821_envelope = yes
>         smtp_randomize_addresses = yes
>         smtp_rcpt_timeout = 300s
>         smtp_rset_timeout = 20s
>         smtp_sasl_auth_enable = no
>         smtp_sasl_mechanism_filter =
>         smtp_sasl_password_maps =
>         smtp_sasl_path =
>         smtp_sasl_security_options = noplaintext, noanonymous
>         smtp_sasl_tls_security_options = $smtp_sasl_security_options
>         smtp_sasl_tls_verified_security_options =
>         $smtp_sasl_tls_security_options
>         smtp_sasl_type = cyrus
>         smtp_send_xforward_command = no
>         smtp_sender_dependent_authentication = no
>         smtp_skip_5xx_greeting = yes
>         smtp_skip_quit_response = yes
>         smtp_starttls_timeout = 300s
>         smtp_tls_CAfile =
>         smtp_tls_CApath =
>         smtp_tls_cert_file =
>         smtp_tls_dcert_file =
>         smtp_tls_dkey_file = $smtp_tls_dcert_file
>         smtp_tls_enforce_peername = yes
>         smtp_tls_exclude_ciphers =
>         smtp_tls_key_file = $smtp_tls_cert_file
>         smtp_tls_loglevel = 0
>         smtp_tls_mandatory_ciphers = medium
>         smtp_tls_mandatory_exclude_ciphers =
>         smtp_tls_mandatory_protocols = SSLv3, TLSv1
>         smtp_tls_note_starttls_offer = no
>         smtp_tls_per_site =
>         smtp_tls_policy_maps =
>         smtp_tls_scert_verifydepth = 5
>         smtp_tls_secure_cert_match = nexthop, dot-nexthop
>         smtp_tls_security_level =
>         smtp_tls_session_cache_database =
>         smtp_tls_session_cache_timeout = 3600s
>         smtp_tls_verify_cert_match = hostname
>         smtp_use_tls = no
>         smtp_xforward_timeout = 300s
>         smtpd_authorized_verp_clients = $authorized_verp_clients
>         smtpd_authorized_xclient_hosts =
>         smtpd_authorized_xforward_hosts =
>         smtpd_banner = $myhostname ESMTP $mail_name ($mail_version)
>         (Mandriva Linux)
>         smtpd_client_connection_count_limit = 50
>         smtpd_client_connection_rate_limit = 0
>         smtpd_client_event_limit_exceptions =
>         ${smtpd_client_connection_limit_exceptions:$mynetworks}
>         smtpd_client_message_rate_limit = 0
>         smtpd_client_new_tls_session_rate_limit = 0
>         smtpd_client_recipient_rate_limit = 0
>         smtpd_client_restrictions =
>         smtpd_data_restrictions =
>         smtpd_delay_open_until_valid_rcpt = yes
>         smtpd_delay_reject = yes
>         smtpd_discard_ehlo_keyword_address_maps =
>         smtpd_discard_ehlo_keywords =
>         smtpd_end_of_data_restrictions =
>         smtpd_enforce_tls = no
>         smtpd_error_sleep_time = 1s
>         smtpd_etrn_restrictions =
>         smtpd_expansion_filter = \t\40!"#$%&'()*
>         +,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\
>         \]^_`abcdefghijklmnopqrstuvwxyz{|}~
>         smtpd_forbidden_commands = CONNECT GET POST
>         smtpd_hard_error_limit = 20
>         smtpd_helo_required = no
>         smtpd_helo_restrictions =
>         smtpd_history_flush_threshold = 100
>         smtpd_junk_command_limit = 100
>         smtpd_milters =
>         smtpd_noop_commands =
>         smtpd_null_access_lookup_key = <>
>         smtpd_peername_lookup = yes
>         smtpd_policy_service_max_idle = 300s
>         smtpd_policy_service_max_ttl = 1000s
>         smtpd_policy_service_timeout = 100s
>         smtpd_proxy_ehlo = $myhostname
>         smtpd_proxy_filter =
>         smtpd_proxy_timeout = 100s
>         smtpd_recipient_limit = 1000
>         smtpd_recipient_overshoot_limit = 1000
>         smtpd_recipient_restrictions = permit_mynetworks,
>         reject_unauth_destination
>         smtpd_reject_unlisted_recipient = yes
>         smtpd_reject_unlisted_sender = no
>         smtpd_restriction_classes =
>         smtpd_sasl_auth_enable = no
>         smtpd_sasl_authenticated_header = no
>         smtpd_sasl_exceptions_networks =
>         smtpd_sasl_local_domain =
>         smtpd_sasl_path = smtpd
>         smtpd_sasl_security_options = noanonymous
>         smtpd_sasl_tls_security_options = $smtpd_sasl_security_options
>         smtpd_sasl_type = cyrus
>         smtpd_sender_login_maps =
>         smtpd_sender_restrictions =
>         smtpd_soft_error_limit = 10
>         smtpd_starttls_timeout = 300s
>         smtpd_timeout = 300s
>         smtpd_tls_CAfile =
>         smtpd_tls_CApath =
>         smtpd_tls_always_issue_session_ids = yes
>         smtpd_tls_ask_ccert = no
>         smtpd_tls_auth_only = no
>         smtpd_tls_ccert_verifydepth = 5
>         smtpd_tls_cert_file =
>         smtpd_tls_dcert_file =
>         smtpd_tls_dh1024_param_file =
>         smtpd_tls_dh512_param_file =
>         smtpd_tls_dkey_file = $smtpd_tls_dcert_file
>         smtpd_tls_exclude_ciphers =
>         smtpd_tls_key_file = $smtpd_tls_cert_file
>         smtpd_tls_loglevel = 0
>         smtpd_tls_mandatory_ciphers = medium
>         smtpd_tls_mandatory_exclude_ciphers =
>         smtpd_tls_mandatory_protocols = SSLv3, TLSv1
>         smtpd_tls_received_header = no
>         smtpd_tls_req_ccert = no
>         smtpd_tls_security_level =
>         smtpd_tls_session_cache_database =
>         smtpd_tls_session_cache_timeout = 3600s
>         smtpd_tls_wrappermode = no
>         smtpd_use_tls = no

>
>         any ideas?

>
>
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