An SMTP port is the port used to transfer email using the SMTP protocol. Typically SMTP is configured to use TCP port 25, although some servers will use TCP port 587.
Smtp and tcp/ip
smtp
Yes.
No. It use TCP. Port No. is 25. It's use for Email routing between mail server.
FTP; HTTP; DNS (uses both TCP and UDP); several e-mail protocols including POP3, SMTP, IMAP4.
SMTP uses TCP, not UDP.
SMTP was designed to send email between computers in network. And uses TCP for reliability.
Yes, using various TCP/IP protocols along with MIME can significantly increase network stability. This is why most industry standards use MIME instead of the former standard, SMTP
the u in udp stands for unreliable and since email is important it is sent using tcp through say smtp or pop3
UDP: DNS, TFTP, DHCP... TCP: SMTP, HTTP, HTTPS, DNS, FTP, SHH, Telnet...
SMTP Port 25 Conquerorthecomputer.blogspot.com