What are the standard port numbers for SMTP POP3 IMAP4?
The ports typically used for POP are TCP ports 110 and 995, and for IMAP are TCP ports 143 and 993, for insecure and secure sessions respectively.
What are the standard port numbers for SMTP POP3?
Mail Ports for POP3, IMAP and SMTP Print
| Protocol | Security Setting | Port Number(s) |
|---|---|---|
| SMTP (sending mail) | Unencrypted | 25* (or 26) |
| POP3 (receiving mail) | Encrypted – TLS | 995 |
| POP3 (receiving mail) | Encrypted – SSL | 995 |
| POP3 (receiving mail) | Unencrypted | 110 |
What port does POP3 and IMAP4 use?
POP3 uses TCP port 110. Most e-mail clients use this protocol, although some use IMAP4. IMAP4 Internet Message Access Protocol version 4 (IMAP4) is an alternative to POP3. Like POP3, IMAP4 retrieves e-mail from an e-mail server.
Which port numbers are used for LDAP global catalog search and SSL or TLS based SMTP?
Content Platform Engine ports
| Port name | Application level protocol | Default port number |
|---|---|---|
| LDAP | LDAP | 389 |
| LDAP (SSL ) | LDAP | 636 |
| LDAP Global Catalog | LDAP | 3268 |
| LDAP Global Catalog (SSL) | LDAP | 3269 |
What port number is IMAP4?
993
Using SSL and TLS in conjunction with IMAP4 or POP3 virtual services
| Protocol | Default port | VS Port |
|---|---|---|
| IMAP4 w/ SSL | 993 (TCP) | 993 (TCP) |
| POP3 w/ SSL | 995 (TCP) | 995 (TCP) |
What are SMTP POP3 and IMAP4?
Summary of the SMTP, IMAP, and POP3 Email Protocols SMTP is the industry standard protocol for sending email. IMAP is one of the most common protocols for receiving email. IMAP syncs messages across all devices. POP3 is another protocol for receiving email on a single device.
What is the LDAP port?
LDAPS communication occurs over port TCP 636. LDAPS communication to a global catalog server occurs over TCP 3269. When connecting to ports 636 or 3269, SSL/TLS is negotiated before any LDAP traffic is exchanged.
What is POP3 port number?
110
Service Name and Transport Protocol Port Number Registry
| Service Name | Port Number | Transport Protocol |
|---|---|---|
| pop3 | 110 | tcp |
| pop3 | 110 | udp |
| pop3s | 995 | tcp |
| pop3s | 995 | udp |
What port does IMAP4 use?
Using SSL and TLS in conjunction with IMAP4 or POP3 virtual services
| Protocol | Default port | RS Port (Passthrough) |
|---|---|---|
| IMAP4 w/ SSL | 993 (TCP) | 993 (TCP) |
| POP3 w/ SSL | 995 (TCP) | 995 (TCP) |
What is the port number for POP3?
Service Name and Transport Protocol Port Number Registry
| Service Name | Port Number | Reference |
|---|---|---|
| pop3 | 110 | |
| pop3 | 110 | |
| pop3s | 995 | [RFC8314] |
| pop3s | 995 |
What is SMTP port number?
25
SMTP servers commonly use the Transmission Control Protocol on port number 25 (for plaintext) and 587 (for encrypted communications).
Which is the default port for POP3 and IMAP?
Port 110 (non-secure) – this is the default port. Port 995 (secure) – this is to be used to connect using POP3 securely. What is IMAP? (Protocol to RECEIVE email messages) IMAP (Internet Message Access Protocol) is a widely used standard protocol to receive email messages from a mail server.
Which is the default port for SMTP email?
What are the Default SMTP Ports? Port 25 (non-secure) – this is the default port (often times blocked by your ISP – Internet Service Provider) Port 26 (non-secure) – use port 26 if port 25 is not working and is blocked by your ISP Port 465 (secure – SSL) – this is to be used to send email via SMTP securely over SSL
What are the four email clients that use IMAP?
All four email clients (Outlook, Thunderbird, Apple Mail, and Gmail) would be configured for IMAP using the username and password for the email account you wish to access allowing you to read the same email messages from every device in real time. What are the Default IMAP Ports? Port 143 (non-secure) – this is the default port
Which is the Post Office Protocol Version 3?
POP3 (Post Office Protocol version 3) is a standard protocol to receive email messages from a remote server to a local email client. Local email client being a single device (computer, mobile phone, or tablet) that you setup your email account on.