On 8/2/05, Ankush Grover <ankush174@xxxxxxxxx> wrote:
> hey friends,
>
> I don't know what happened the postfix has stopped sending mails to
> outside world but I am able to receive the mails from outside world
> .The postfix is able to send the mails within the Lan but not to the
> outside world.
>
> yestarday i did make some changes to my server I am using FC3 like
> disabling root access on every terminal as there were some attempts to
> hack the computer so I thought disabling root access on every terminal
> will make hacking little difficult.
>
> I also did chattr +i /etc/services .
>
> But today I remove the chattr on /etc/services.
>
> The error while sending mails to outside world :
>
> Aug 2 10:34:41 mail postfix/smtp[4598]: fatal: unknown service: smtp/tcp
> Aug 2 10:34:42 mail postfix/qmgr[3172]: warning: premature
> end-of-input on private/smtp socket while reading input attribute name
> Aug 2 10:34:42 mail postfix/qmgr[3172]: warning: private/smtp socket:
> malformed response
> Aug 2 10:34:42 mail postfix/qmgr[3172]: warning: transport smtp
> failure -- see a previous warning/fatal/panic logfile record for the
> problem description
> Aug 2 10:34:42 mail postfix/master[3161]: warning: process
> /usr/libexec/postfix/smtp pid 4598 exit status 1
> Aug 2 10:34:42 mail postfix/master[3161]: warning:
> /usr/libexec/postfix/smtp: bad command startup -- throttling
>
> the /usr/lib/sasl2/smptd.conf file
>
> pwcheck_method: saslauthd
> mech_list: plain login
>
> I am using the latest kernel and my system is upto date through yum.I
> am not using any 3rd party utility for scanning mails like MailScanner
> or Amavis-new.
>
> The master.cf of my computer
>
> smtp inet n - n - - smtpd
> #smtps inet n - n - - smtpd
> # -o smtpd_tls_wrappermode=yes -o smtpd_sasl_auth_enable=yes
> #submission inet n - n - - smtpd
> # -o smtpd_enforce_tls=yes -o smtpd_sasl_auth_enable=yes -o
> smtpd_etrn_restrictions=reject
> #628 inet n - n - - qmqpd
> pickup fifo n - n 60 1 pickup
> cleanup unix n - n - 0 cleanup
> qmgr fifo n - n 300 1 qmgr
> #qmgr fifo n - n 300 1 oqmgr
> #tlsmgr fifo - - n 300 1 tlsmgr
> rewrite unix - - n - - trivial-rewrite
> bounce unix - - n - 0 bounce
> defer unix - - n - 0 bounce
> trace unix - - n - 0 bounce
> verify unix - - n - 1 verify
> flush unix n - n 1000? 0 flush
> proxymap unix - - n - - proxymap
> smtp unix - - n - - smtp
> relay unix - - n - - smtp
> # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
> showq unix n - n - - showq
> error unix - - n - - error
> local unix - n n - - local
> virtual unix - n n - - virtual
> lmtp unix - - n - - lmtp
> anvil unix - - n - 1 anvil
> #
> # Interfaces to non-Postfix software. Be sure to examine the manual
> # pages of the non-Postfix software to find out what options it wants.
> #
> # maildrop. See the Postfix MAILDROP_README file for details.
> #
> maildrop unix - n n - - pipe
> flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient}
> #
> # The Cyrus deliver program has changed incompatibly, multiple times.
> #
> old-cyrus unix - n n - - pipe
> flags=R user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -m
> ${extension} ${user}
> # Cyrus 2.1.5 (Amos Gouaux)
> # Also specify in main.cf: cyrus_destination_recipient_limit=1
> cyrus unix - n n - - pipe
> user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -r ${sender} -m
> ${extension} ${user}
> uucp unix - n n - - pipe
> flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
> ifmail unix - n n - - pipe
> flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
> bsmtp unix - n n - - pipe
> flags=Fq. user=foo argv=/usr/local/sbin/bsmtp -f $sender $nexthop $recipient
>
>
> I did not make any changes in the master.cf but ran postfix
> upgrade-configuration command .
>
> 2bounce_notice_recipient = postmaster
> access_map_reject_code = 554
> address_verify_default_transport = $default_transport
> address_verify_local_transport = $local_transport
> address_verify_map =
> address_verify_negative_cache = yes
> address_verify_negative_expire_time = 3d
> address_verify_negative_refresh_time = 3h
> address_verify_poll_count = 3
> address_verify_poll_delay = 3s
> address_verify_positive_expire_time = 31d
> address_verify_positive_refresh_time = 7d
> address_verify_relay_transport = $relay_transport
> address_verify_relayhost = $relayhost
> address_verify_sender = postmaster
> address_verify_service_name = verify
> address_verify_transport_maps = $transport_maps
> address_verify_virtual_transport = $virtual_transport
> alias_database = hash:/etc/aliases
> alias_maps = hash:/etc/aliases
> allow_mail_to_commands = alias, forward
> allow_mail_to_files = alias, forward
> allow_min_user = no
> allow_percent_hack = yes
> allow_untrusted_routing = no
> alternate_config_directories =
> always_bcc =
> append_at_myorigin = yes
> append_dot_mydomain = yes
> application_event_drain_time = 100s
> backwards_bounce_logfile_compatibility = yes
> berkeley_db_create_buffer_size = 16777216
> berkeley_db_read_buffer_size = 131072
> best_mx_transport =
> biff = yes
> body_checks =
> body_checks_size_limit = 51200
> bounce_notice_recipient = postmaster
> bounce_queue_lifetime = 5d
> bounce_service_name = bounce
> bounce_size_limit = 50000
> broken_sasl_auth_clients = yes
> canonical_maps =
> cleanup_service_name = cleanup
> command_directory = /usr/sbin
> command_expansion_filter =
> 1234567890!@%-_=+:,./abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
> command_time_limit = 1000s
> config_directory = /etc/postfix
> content_filter =
> daemon_directory = /usr/libexec/postfix
> daemon_timeout = 18000s
> debug_peer_level = 2
> debug_peer_list =
> default_database_type = hash
> default_delivery_slot_cost = 5
> default_delivery_slot_discount = 50
> default_delivery_slot_loan = 3
> default_destination_concurrency_limit = 20
> default_destination_recipient_limit = 50
> default_extra_recipient_limit = 1000
> default_minimum_delivery_slots = 3
> default_privs = nobody
> default_process_limit = 100
> default_rbl_reply = $rbl_code Service unavailable; $rbl_class
> [$rbl_what] blocked using $rbl_domain${rbl_reason?; $rbl_reason}
> default_recipient_limit = 10000
> default_transport = smtp
> default_verp_delimiters = +=
> defer_code = 450
> defer_service_name = defer
> defer_transports =
> delay_notice_recipient = postmaster
> delay_warning_time = 0h
> deliver_lock_attempts = 20
> deliver_lock_delay = 1s
> disable_dns_lookups = no
> disable_mime_input_processing = no
> disable_mime_output_conversion = no
> disable_verp_bounces = no
> disable_vrfy_command = no
> dont_remove = 0
> double_bounce_sender = double-bounce
> duplicate_filter_limit = 1000
> empty_address_recipient = MAILER-DAEMON
> enable_errors_to = no
> enable_original_recipient = yes
> error_notice_recipient = postmaster
> error_service_name = error
> expand_owner_alias = no
> export_environment = TZ MAIL_CONFIG
> fallback_relay =
> fallback_transport =
> fast_flush_domains = $relay_domains
> fast_flush_purge_time = 7d
> fast_flush_refresh_time = 12h
> fault_injection_code = 0
> flush_service_name = flush
> fork_attempts = 5
> fork_delay = 1s
> forward_expansion_filter =
> 1234567890!@%-_=+:,./abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
> forward_path = $home/.forward${recipient_delimiter}${extension}, $home/.forward
> hash_queue_depth = 1
> hash_queue_names = incoming, active, deferred, bounce, defer, flush,
> hold, traceheader_address_token_limit = 10240
> header_checks =
> header_size_limit = 102400
> helpful_warnings = yes
> home_mailbox = Maildir/
> hopcount_limit = 50
> html_directory = no
> ignore_mx_lookup_error = no
> import_environment = MAIL_CONFIG MAIL_DEBUG MAIL_LOGTAG TZ XAUTHORITY DISPLAY
> in_flow_delay = 1s
> inet_interfaces = all
> initial_destination_concurrency = 5
> invalid_hostname_reject_code = 501
> ipc_idle = 100s
> ipc_timeout = 3600s
> ipc_ttl = 1000s
> line_length_limit = 2048
> lmtp_bind_address =
> lmtp_bind_address6 =
> lmtp_cache_connection = yes
> lmtp_connect_timeout = 0s
> lmtp_data_done_timeout = 600s
> lmtp_data_init_timeout = 120s
> lmtp_data_xfer_timeout = 180s
> lmtp_destination_concurrency_limit = $default_destination_concurrency_limit
> lmtp_destination_recipient_limit = $default_destination_recipient_limit
> lmtp_lhlo_timeout = 300s
> lmtp_mail_timeout = 300s
> lmtp_quit_timeout = 300s
> lmtp_rcpt_timeout = 300s
> lmtp_rset_timeout = 120s
> lmtp_sasl_auth_enable = no
> lmtp_sasl_password_maps =
> lmtp_sasl_security_options = noplaintext, noanonymous
> lmtp_send_xforward_command = no
> lmtp_skip_quit_response = no
> lmtp_tcp_port = 24
> lmtp_xforward_timeout = 300s
> local_command_shell =
> local_destination_concurrency_limit = 2
> local_destination_recipient_limit = 1
> local_recipient_maps = proxy:unix:passwd.byname $alias_maps
> local_transport = local:$myhostname
> luser_relay =
> mail_name = Postfix
> mail_owner = postfix
> mail_release_date = 20040915
> mail_spool_directory = /var/mail
> mail_version = 2.1.5
> mailbox_command =
> mailbox_command_maps =
> mailbox_delivery_lock = fcntl, dotlock
> mailbox_size_limit = 51200000
> mailbox_transport =
> mailq_path = /usr/bin/mailq.postfix
> manpage_directory = /usr/share/man
> maps_rbl_domains =
> maps_rbl_reject_code = 554
> masquerade_classes = envelope_sender, header_sender, header_recipient
> masquerade_domains = sunup.net
> masquerade_exceptions =
> max_idle = 100s
> max_use = 100
> maximal_backoff_time = 4000s
> maximal_queue_lifetime = 5d
> message_size_limit = 51200000
> mime_boundary_length_limit = 2048
> mime_header_checks = regexp:/etc/postfix/mime_header_checks
> mime_nesting_limit = 100
> minimal_backoff_time = 1000s
> multi_recipient_bounce_reject_code = 550
> mydestination = $myhostname, localhost.$mydomain, $mydomain
> mydomain = sunupdelhi.net
> myhostname = mail.sunup.net
> mynetworks = 192.168.1.0/24, 127.0.0.0/8
> mynetworks_style = subnet
> myorigin = $mydomain
> nested_header_checks = $header_checks
> newaliases_path = /usr/bin/newaliases.postfix
> non_fqdn_reject_code = 504
> notify_classes = resource, software
> owner_request_special = yes
> parent_domain_matches_subdomains =
> debug_peer_list,fast_flush_domains,mynetworks,permit_mx_backup_networks,qmqpd_authorized_clients,relay_domains,smtpd_access_maps
> permit_mx_backup_networks =
> pickup_service_name = pickup
> prepend_delivered_header = command, file, forward
> process_id_directory = pid
> propagate_unmatched_extensions = canonical, virtual
> proxy_interfaces =
> proxy_read_maps = $local_recipient_maps $mydestination
> $virtual_alias_maps $virtual_alias_domains $virtual_mailbox_maps
> $virtual_mailbox_domains $relay_recipient_maps $relay_domains
> $canonical_maps $sender_canonical_maps $recipient_canonical_maps
> $relocated_maps $transport_maps $mynetworks
> qmgr_clog_warn_time = 300s
> qmgr_fudge_factor = 100
> qmgr_message_active_limit = 20000
> qmgr_message_recipient_limit = 20000
> qmgr_message_recipient_minimum = 10
> qmqpd_authorized_clients =
> qmqpd_error_delay = 1s
> qmqpd_timeout = 300s
> queue_directory = /var/spool/postfix
> queue_file_attribute_count_limit = 100
> queue_minfree = 0
> queue_run_delay = 1000s
> queue_service_name = qmgr
> rbl_reply_maps =
> readme_directory = /usr/share/doc/postfix-2.1.5/README_FILES
> receive_override_options =
> recipient_bcc_maps =
> recipient_canonical_maps =
> recipient_delimiter = +
> reject_code = 554
> relay_clientcerts =
> relay_destination_concurrency_limit = $default_destination_concurrency_limit
> relay_destination_recipient_limit = $default_destination_recipient_limit
> relay_domains = $mydestination
> relay_domains_reject_code = 554
> relay_recipient_maps =
> relay_transport = relay
> relayhost = xxx.xxxx.xxxxx(my ISP server)
> relocated_maps =
> require_home_directory = no
> resolve_dequoted_address = yes
> resolve_null_domain = no
> rewrite_service_name = rewrite
> sample_directory = /usr/share/doc/postfix-2.1.5/samples
> sender_based_routing = no
> sender_bcc_maps =
> sender_canonical_maps =
> sendmail_path = /usr/sbin/sendmail.postfix
> service_throttle_time = 60s
> setgid_group = postdrop
> show_user_unknown_table_name = yes
> showq_service_name = showq
> smtp_always_send_ehlo = yes
> smtp_bind_address =
> smtp_bind_address6 =
> smtp_connect_timeout = 30s
> 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_enforce_tls = no
> 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 = 0
> 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 = 120s
> smtp_sasl_auth_enable = yes
> smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd
> smtp_sasl_security_options = noanonymous
> smtp_sasl_tls_security_options = $var_smtp_sasl_opts
> smtp_sasl_tls_verified_security_options = $var_smtp_sasl_tls_opts
> smtp_send_xforward_command = 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_cipherlist =
> smtp_tls_dcert_file =
> smtp_tls_dkey_file = $smtp_tls_dcert_file
> smtp_tls_enforce_peername = yes
> smtp_tls_key_file = $smtp_tls_cert_file
> smtp_tls_loglevel = 0
> smtp_tls_note_starttls_offer = no
> smtp_tls_per_site =
> smtp_tls_scert_verifydepth = 5
> smtp_tls_session_cache_database =
> smtp_tls_session_cache_timeout = 3600s
> 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)
> smtpd_client_connection_count_limit = 50
> smtpd_client_connection_limit_exceptions = $mynetworks
> smtpd_client_connection_rate_limit = 0
> smtpd_client_restrictions =
> smtpd_data_restrictions =
> smtpd_delay_reject = yes
> smtpd_enforce_tls = no
> smtpd_error_sleep_time = 1s
> smtpd_etrn_restrictions =
> smtpd_expansion_filter =
> \t\40!"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~
> smtpd_hard_error_limit = 20
> smtpd_helo_required = no
> smtpd_helo_restrictions =
> smtpd_history_flush_threshold = 100
> smtpd_junk_command_limit = 100
> smtpd_noop_commands =
> smtpd_null_access_lookup_key = <>
> 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,
> permit_sasl_authenticated,
> reject_invalid_hostname,
> reject_unknown_sender_domain, reject_unknown_recipient_domain,
> reject_unauth_destination,
> reject_rbl_client relays.ordb.org, reject_rbl_client
> opm.blitzed.org, reject_rbl_client
> list.dsbl.org, reject_rbl_client
> sbl.spamhaus.org, reject_rbl_client
> cbl.abuseat.org, reject_rbl_client
> dul.dnsbl.sorbs.net, permit
> smtpd_reject_unlisted_recipient = yes
> smtpd_reject_unlisted_sender = no
> smtpd_restriction_classes =
> smtpd_sasl_application_name = smtpd
> smtpd_sasl_auth_enable = no
> smtpd_sasl_exceptions_networks =
> smtpd_sasl_local_domain =
> smtpd_sasl_security_options = noanonymous
> smtpd_sasl_tls_security_options = $smtpd_sasl_security_options
> smtpd_sender_login_maps =
> smtpd_sender_restrictions = permit_mynetworks,
> permit_sasl_authenticated,
> reject_unknown_sender_domain, reject_rbl_client relays.ordb.org,
> reject_rbl_client opm.blitzed.org,
> reject_rbl_client list.dsbl.org, reject_rbl_client
> sbl.spamhaus.org, reject_rbl_client
> cbl.abuseat.org, reject_rbl_client
> dul.dsnbl.sorbs.net, permit
> smtpd_soft_error_limit = 10
> smtpd_starttls_timeout = 300s
> smtpd_timeout = 300s
> smtpd_tls_CAfile =
> smtpd_tls_CApath =
> smtpd_tls_ask_ccert = no
> smtpd_tls_auth_only = no
> smtpd_tls_ccert_verifydepth = 5
> smtpd_tls_cert_file =
> smtpd_tls_cipherlist =
> smtpd_tls_dcert_file =
> smtpd_tls_dh1024_param_file =
> smtpd_tls_dh512_param_file =
> smtpd_tls_dkey_file = $smtpd_tls_dcert_file
> smtpd_tls_key_file = $smtpd_tls_cert_file
> smtpd_tls_loglevel = 0
> smtpd_tls_received_header = no
> smtpd_tls_req_ccert = no
> smtpd_tls_session_cache_database =
> smtpd_tls_session_cache_timeout = 3600s
> smtpd_tls_wrappermode = no
> smtpd_use_tls = no
> soft_bounce = no
> stale_lock_time = 500s
> strict_7bit_headers = no
> strict_8bitmime = no
> strict_8bitmime_body = no
> strict_mime_encoding_domain = no
> strict_rfc821_envelopes = no
> sun_mailtool_compatibility = no
> swap_bangpath = yes
> syslog_facility = mail
> syslog_name = postfix
> tls_daemon_random_bytes = 32
> tls_daemon_random_source =
> tls_ipv6_version = 1.26
> tls_random_bytes = 32
> tls_random_exchange_name = ${config_directory}/prng_exch
> tls_random_prng_update_period = 60s
> tls_random_reseed_period = 3600s
> tls_random_source =
> trace_service_name = trace
> transport_maps =
> transport_retry_time = 60s
> trigger_timeout = 10s
> undisclosed_recipients_header = To: undisclosed-recipients:;
> unknown_address_reject_code = 450
> unknown_client_reject_code = 450
> unknown_hostname_reject_code = 450
> unknown_local_recipient_reject_code = 550
> unknown_relay_recipient_reject_code = 550
> unknown_virtual_alias_reject_code = 550
> unknown_virtual_mailbox_reject_code = 550
> unverified_recipient_reject_code = 450
> unverified_sender_reject_code = 450
> verp_delimiter_filter = -=+
> virtual_alias_domains = $virtual_alias_maps
> virtual_alias_expansion_limit = 1000
> virtual_alias_maps = $virtual_maps
> virtual_alias_recursion_limit = 1000
> virtual_destination_concurrency_limit = $default_destination_concurrency_limit
> virtual_destination_recipient_limit = $default_destination_recipient_limit
> virtual_gid_maps =
> virtual_mailbox_base =
> virtual_mailbox_domains = $virtual_mailbox_maps
> virtual_mailbox_limit = 51200000
> virtual_mailbox_lock = fcntl
> virtual_mailbox_maps =
> virtual_minimum_uid = 100
> virtual_transport = virtual
> virtual_uid_maps =
>
>
> Please let me know if any other inputs are needed.
>
> Thanks & Regards
>
> Ankush Grover
>
Hey friends,
I solved the problem there was some permission problem on /etc/services file.
Yestarday i changed the permission from 755 to 700 .Now i changed it back to 755
Thanks & Regards
Ankush Grover
