我正在尝试设置 Postfix 以从外部主机中继电子邮件。“mynetworks”中的一台主机运行良好。其中一台则不然。两台主机都使用相同的代码，但我看不懂我正在查看的调试。有人能发现错误吗？
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const mail
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const ipv4
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: name_mask: ipv4
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const smtp1.BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const Postfix
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${multi_instance_name:postfix}${multi_instance_name?$multi_instance_name} -> postfix
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const postfix
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const postdrop
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $myhostname, localhost.$mydomain, localhost, $mydomain -> smtp1.BLAH.net, localhost.BLAH.net, localhost, BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $mydomain -> BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const /usr/libexec/postfix
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const /var/lib/postfix
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const /usr/sbin
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const /var/spool/postfix
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const pid
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const all
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const double-bounce
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const nobody
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const hash:/etc/aliases
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 20100319
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 2.6.6
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const hash
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const deferred, defer
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $mydestination -> smtp1.BLAH.net, localhost.BLAH.net, localhost, BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $relay_domains -> smtp1.BLAH.net, localhost.BLAH.net, localhost, BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const TZ MAIL_CONFIG LANG
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const MAIL_CONFIG MAIL_DEBUG MAIL_LOGTAG TZ XAUTHORITY DISPLAY LANG=C
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const subnet
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 127.0.0.1
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const +=
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const -=+
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const debug_peer_list,fast_flush_domains,mynetworks,permit_mx_backup_networks,qmqpd_authorized_clients,relay_domains,smtpd_access_maps
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const bounce
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const cleanup
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const defer
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const pickup
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const qmgr
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const rewrite
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const showq
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const error
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const flush
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const verify
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const trace
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const proxymap
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const proxywrite
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 31457280
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3600s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3600s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 5s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 5s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1000s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1000s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 10s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 10s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 500s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 500s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 18000s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 18000s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 192.235.X.X, 192.235.X.X, 10.254.254.0/24, 127.0.0.0/8
May 16 19:49:59 smtp1 postfix/smtpd[30138]: inet_addr_local: configured 2 IPv4 addresses
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 10
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${stress?1}${stress:20} -> 20
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${stress?1}${stress:100} -> 100
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${stress?1}${stress:3} -> 3
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 550
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $myhostname ESMTP -> smtp1.BLAH.net ESMTP
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const resource, software, bounce, 2bounce, delay, policy, protocol
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const permit_mynetworks, reject_unauth_destination
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const postmaster
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $virtual_maps ->
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const hash:/etc/aliases
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand proxy:unix:passwd.byname $alias_maps -> proxy:unix:passwd.byname hash:/etc/aliases
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const noanonymous
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const smtpd
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const CONNECT GET POST
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const <>
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $double_bounce_sender -> double-bounce
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $authorized_verp_clients ->
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $myhostname -> smtp1.BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${smtpd_client_connection_limit_exceptions:$mynetworks} -> 192.235.X.X, 192.235.X.X, 10.254.254.0/24, 127.0.0.0/8
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const permit_inet_interfaces
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $smtpd_sasl_security_options -> noanonymous
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $smtpd_tls_cert_file ->
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $smtpd_tls_dcert_file ->
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $smtpd_tls_eccert_file ->
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const export
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const medium
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const SSLv3, TLSv1
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const none
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const md5
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const cyrus
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const j {daemon_name} v
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const {tls_version} {cipher} {cipher_bits} {cert_subject} {cert_issuer}
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const i {auth_type} {auth_authen} {auth_author} {mail_addr} {mail_host} {mail_mailer}
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const i {rcpt_addr} {rcpt_host} {rcpt_mailer}
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const i
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const i
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const i
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 6
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const tempfail
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $myhostname -> smtp1.BLAH.net
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $mail_name $mail_version -> Postfix 2.6.6
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const defer_if_permit
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $reject_tempfail_action -> defer_if_permit
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $reject_tempfail_action -> defer_if_permit
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $reject_tempfail_action -> defer_if_permit
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand $reject_tempfail_action -> defer_if_permit
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${stress?10}${stress:300}s -> 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: expand ${stress?10}${stress:300}s -> 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 100s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1000s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 1000s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3600s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 3600s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 30s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 30s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 30s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 30s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: dict_eval: const 300s
May 16 19:49:59 smtp1 postfix/smtpd[30138]: process generation: 21 (21)
May 16 19:49:59 smtp1 postfix/smtpd[30138]: match_string: mynetworks ~? debug_peer_list
May 16 19:49:59 smtp1 postfix/smtpd[30138]: match_string: mynetworks ~? fast_flush_domains
May 16 19:49:59 smtp1 postfix/smtpd[30138]: match_string: mynetworks ~? mynetworks
May 16 19:49:59 smtp1 postfix/smtpd[30138]: match_string: relay_domains ~? debug_peer_list
May 16 19:51:40 smtp1 postfix/smtpd[30138]: idle timeout -- exiting