Repeat e-mail syndrome shows up in 2.2.26+

The Doctor doctor at doctor.nl2k.ab.ca
Tue Nov 1 16:26:37 UTC 2016


Getting complaints from people about pop/imap

issues.

some people are getting repaeted e-mail.

Other are not able to delete their e-mails from an IMAP lcient.

Current configuration

/usr/dovecot2/sbin/dovecot -n
# 2.2.26.0 (23d1de6): /usr/dovecot2/etc/dovecot/dovecot.conf
# OS: FreeBSD 11.0-RELEASE-p2 amd64
base_dir = /var/run/dovecot/
disable_plaintext_auth = no
first_valid_uid = 100
info_log_path = /var/log/dovecot-info.log
listen = [::]
log_path = /var/log/dovecot.log
login_log_format_elements = user=<%u> method=%m rip=%r lip=%l %c
mail_debug = yes
mail_location = mbox:~/mail:INBOX=/var/mail/%u
mail_log_prefix = %Us(%u):
mdbox_rotate_size = 2 k
passdb {
  args = /etc/master.passwd
    driver = passwd-file
    }
    plugin {
      home = /usr/dovecot2
      }
      service auth {
	executable = /usr/dovecot2/libexec/dovecot/auth
	  user = root
	  }
	  service imap-login {
	    chroot = login
	      client_limit = 256
		executable = /usr/dovecot2/libexec/dovecot/imap-login
		  inet_listener imap {
		      address = 204.209.81.1, 127.0.0.1
			  port = 143
			    }
			      inet_listener imaps {
				  address = 204.209.81.1, 127.0.0.1
				      port = 993
					  ssl = yes
					    }
					      process_limit = 128
						process_min_avail = 3
						  service_count = 1
						    user = dovecot
						    }
						    service imap {
						      executable = /usr/dovecot2/libexec/dovecot/imap
							process_limit = 512
							}
							service lmtp {
							  executable = lmtp -L
							    inet_listener lmtp {
								address = 204.209.81.1 127.0.0.1 ::1
								    port = 24
								      }
									process_min_avail = 5
									}
									service pop3-login {
									  chroot = login
									    client_limit = 256
									      executable = /usr/dovecot2/libexec/dovecot/pop3-login
										inet_listener pop3 {
										    address = 204.209.81.1
											port = 110
											  }
											    inet_listener pop3s {
												address = 204.209.81.1
												    port = 995
													ssl = yes
													  }
													    process_limit = 128
													      process_min_avail = 3
														service_count = 1
														  user = dovecot
														  }
														  service pop3 {
														    executable = /usr/dovecot2/libexec/dovecot/pop3
														      process_limit = 512
														      }
														      ssl_cert = </usr/dovecot2/etc/dovecot/ssl/pop3.nk.ca.2016.chain.crt
														      ssl_cipher_list = ALL:!LOW:!SSLv2:!EXP:aNULL
														      ssl_key =  # hidden, use -P to show it
														      userdb {
															driver = passwd
															}
															userdb {
															  args = /etc/passwd
															    driver = passwd-file
															    }
															    verbose_ssl = yes
															    protocol imap {
															      imap_client_workarounds = delay-newmail tb-extra-mailbox-sep
																imap_idle_notify_interval = 2 mins
																  imap_logout_format = bytes=%i/%o
																    imap_max_line_length = 64 k
																      mail_max_userip_connections = 10
																	mail_plugin_dir = /usr/dovecot2/lib/dovecot/imap
																	  ssl_cert = </usr/dovecot2/etc/dovecot/ssl/pop3.nk.ca.2016.chain.crt
																	    ssl_cipher_list = ALL:!LOW:!SSLv2:!EXP:aNULL
																	      ssl_key =  # hidden, use -P to show it
																		verbose_ssl = yes
																		}
																		protocol pop3 {
																		  mail_max_userip_connections = 3
																		    mail_plugins =
																		      pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
																			pop3_enable_last = yes
																			  pop3_lock_session = yes
																			    pop3_logout_format = top=%t/%p, retr=%r/%b, del=%d/%m, size=%s
																			      pop3_no_flag_updates = yes
																				pop3_reuse_xuidl = yes
																				  pop3_save_uidl = no
																				    pop3_uidl_format = %08Xu%08Xv
																				      ssl_cert = </usr/dovecot2/etc/dovecot/ssl/pop3.nk.ca.2016.chain.crt
																					ssl_cipher_list = ALL:!LOW:!SSLv2:!EXP:aNULL
																					  ssl_key =  # hidden, use -P to show it
																					    verbose_ssl = yes
																					    }
																					    protocol lmtp {
																					      auth_username_format = %Lu
																						info_log_path = /var/log/dovecot-lmtp.log
																						}


Sorry about the indents.

Anything causing these issues?

-- 
Member - Liberal International This is doctor@@nl2k.ab.ca Ici doctor@@nl2k.ab.ca
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