POP3 - MDN Web Docs Glossary: Definitions of Web-related terms
pop3 (post office protocol) is a very common protocol for getting emails from a mail server over a tcp connection.
... pop3 does not support folders, unlike the more recent imap4, which is harder to implement because of its more complex structure.
... clients usually retrieve all messages and then delete them from the server, but pop3 does allow retaining a copy on the server.
... nearly all email servers and clients currently support pop3.

MailNews Protocols
imap pop3 nntp smtp mailbox rss these are all implemented in c++, except for rss.
...imap,pop3, and nntp are "incoming" protocols, i.e., we retrieve messages from a server, and represent them as folders to the user.
... those protocols all have the following, defined in the corresponding protocol subdirectory of mailnews (i.e., mailnews/imap, mailnews/local (for pop3), mailnews/news): an incoming server class, which implements nsimsgincomingserver and inherits from mailnews/base/util/nsmsgincomingserver, i.e.., nspop3incomingserver, nsimapincomingserver, nsnntpincomingserver.
...And 3 more matches

Index - MDN Web Docs Glossary: Definitions of Web-related terms
more recent than pop3, imap allows folders and rules on the server.
... 311 pop3 beginner, glossary, infrastructure pop3 (post office protocol) is a very common protocol for getting emails from a mail server over a tcp connection.
... pop3 does not support folders, unlike the more recent imap4, which is harder to implement because of its more complex structure.
... like pop3 and nntp, it is a state machine-driven protocol.

Leak And Bloat Tests
ript files (used to drive the tests): bloat/bloataddroverlay.js bloat/bloatcomposeoverlay.js bloat/bloatmainoverlay.js preference settings (used to provide a defined profile, see below): common/mailnewstestprefs.js python scripts (used to set up the profile and run the test): bloat/setupbloattest.py bloat/runtest.py common/setupcommonmailnews.py pre-defined profile initial setup: one pop3 account (mails tbd) one identity one smtp server defined (not used) future requirements/possibilities: one address book where pab has ~1000 entries large message folders imap nntp server and subscribed newsgroup.
...mail.accountmanager.defaultaccount", "account2"); user_pref("mail.accountmanager.localfoldersserver", "server1"); user_pref("mail.identity.id1.fullname", "tinderbox"); user_pref("mail.identity.id1.smtpserver", "smtp1"); user_pref("mail.identity.id1.useremail", "tinderbox@invalid.com"); user_pref("mail.identity.id1.valid", true); user_pref("mail.root.none-rel", "[profd]mail"); user_pref("mail.root.pop3-rel", "[profd]mail"); user_pref("mail.server.server1.directory-rel", "[profd]mail/local folders"); user_pref("mail.server.server1.hostname", "local folders"); user_pref("mail.server.server1.name", "local folders"); user_pref("mail.server.server1.type", "none"); user_pref("mail.server.server1.username", "nobody"); user_pref("mail.server.server2.check_new_mail", false); user_pref("mail.server.serve...
...r2.directory-rel", "[profd]mail/tinderbox"); user_pref("mail.server.server2.download_on_biff", true); user_pref("mail.server.server2.hostname", "tinderbox"); user_pref("mail.server.server2.login_at_startup", false); user_pref("mail.server.server2.name", "tinderbox@invalid.com"); user_pref("mail.server.server2.type", "pop3"); user_pref("mail.server.server2.username", "tinderbox"); user_pref("mail.smtp.defaultserver", "smtp1"); user_pref("mail.smtpserver.smtp1.hostname", "tinderbox"); user_pref("mail.smtpserver.smtp1.username", "tinderbox"); user_pref("mail.smtpservers", "smtp1"); user_pref("mail.startup.enabledmailcheckonce", true); user_pref("mailnews.start_page_override.mstone", "1.9pre"); user_pref("mail.shell.checkdefaultclient", false); // ensure os x and outlook/oe books are disabled user...
..._pref("ldap_2.servers.osx.position", 0); user_pref("ldap_2.servers.oe.position", 0); preferences in generated profile, but not set: user_pref("mail.root.none", "/home/moztest/.thunderbird/t7i1txfw.minimum/mail"); user_pref("mail.root.pop3", "/home/moztest/.thunderbird/t7i1txfw.minimum/mail"); user_pref("mail.server.server1.directory", "/home/moztest/.thunderbird/t7i1txfw.minimum/mail/local folders"); user_pref("mail.server.server2.directory", "/home/moztest/.thunderbird/t7i1txfw.minimum/mail/tinderbox"); user_pref("mail.attachment.store.version", 1); user_pref("mail.folder.views.version", 1); user_pref("mail.spam.version", 1); user_pref("mailnews.quotingprefs.version", 1); user_pref("mailnews.ui.threadpane.version", 6); changes to leak and bloat tests date and time (pst) description app...

IMAP - MDN Web Docs Glossary: Definitions of Web-related terms
more recent than pop3, imap allows folders and rules on the server.
... unlike pop3, imap allows multiple simultaneous connections to one mailbox.
... learn more rfc 3501 pop3 imap on wikipedia ...

Mozilla Port Blocking
21 ftp control 22 ssh 23 telnet 25 smtp 37 time 42 name 43 nicname 53 domain 77 priv-rjs 79 finger 87 ttylink 95 supdup 101 hostriame 102 iso-tsap 103 gppitnp 104 acr-nema 109 pop2 110 pop3 111 sunrpc 113 auth 115 sftp 117 uucp-path 119 nntp 123 ntp 135 loc-srv / epmap 139 netbios 143 imap2 179 bgp 389 ldap 465 smtp+ssl 512 print / exec 513 login 514 shell 515 printer 526 tempo ...
... 530 courier 531 chat 532 netnews 540 uucp 556 remotefs 563 nntp+ssl 587 submission 601 syslog 636 ldap+ssl 993 imap+ssl 995 pop3+ssl 2049 nfs 4045 lockd 6000 x11 protocol specific exceptions each protocol handler can override the global blocked ports to allow it's own protocol to function.
... ports enabled by protocol handlers in mozilla: protocol handler allowed ports ftp 21, 22 ldap 389, 636 nntp any port pop3 any port imap any port smtp any port finger 79 datetime 13 how to change mozilla port blocking permanently since each protocol can determine which ports are blocked, you should contact the protocol handler owner to request that a specific port be blocked or unblocked.

MailNews Filters
e.g., imap, pop3.
...in the case of pop3, filter execution is synchronous.
... finally, add protocol-specific code to apply your filter action in the various applyfilterhit methods imap pop3 news and "after the fact" since seamonkey and thunderbird share the filter code, you will also need to update the seamonkey .dtd and .property files.

Using the Multiple Accounts API
var identity = accountmanager.createidentity(); identity.email="fred@myisp.com"; var server = accountmanager.createincomingserver("pop3"); server.username = "fred"; server.hostname = "pop.myisp.com"; var account = accountmanager.createaccount(); account.incomingserver = server; account.addidentity(identity); that's it!
... incoming servers preference: mail.server.server.type : string id of the server type: pop3, nntp, imap, or local preference: mail.server.server.hostname - hostname of the server preference: mail.server.server.username - user login name preference: mail.server.server.password - user login password preference: mail.server.server.check_new_mail - boolean, should we check for new mail on a regular basis?

Port - MDN Web Docs Glossary: Definitions of Web-related terms
each internet protocol is associated with a default port: smtp (25), pop3 (110), imap (143), irc (194), and so on.

SMTP - MDN Web Docs Glossary: Definitions of Web-related terms
like pop3 and nntp, it is a state machine-driven protocol.

MDN Web Docs Glossary: Definitions of Web-related terms
owasp p p2p pac packet page load time page prediction parameter parent object parse parser pdf perceived performance percent-encoding php pixel placeholder names plaintext png polyfill polymorphism pop3 port prefetch preflight request prerender presto primitive privileged privileged code progressive enhancement progressive web apps promise property property (css) property (javascript) protocol prototype prototype-based programming proxy...

MailNews
it provides a number of functions and capabilities, including: communications protocols - smtp, pop3, imap, nntp message management, including search and filtering message composition address book the mailnews code lives in the mailnews/ directory of comm-central.

NSS FAQ
it works with common internet standard application protocols (http, pop3, ftp, smtp, etc.) as well as custom application protocols using tcp/ip.

Folders
folders have a number of interesting attributes: parent subfolder server uri flags and methods getdatabase ( how to get a database of the messages in the folder.) updatefolder (gets new messages for that folder, if applicable, e.g., pop3 inboxes, imap folders, news folders, rss folders) ...

nsIMessenger
message services are implemented for different protocols such as imap, pop3, or local mail sources.