Protocols List -> Send Mail(SMTP)
Send Mail(SMTP) ports range, how to block Send Mail(SMTP) in network?
Protocol: | Send Mail(SMTP) |
Support: | WFilter zh.4.0, WFilter en.4.0, WFilter Free 1.0 | ||
Author: | imfirewall | ||||
Simple Mail Transfer Protocol (SMTP) is the standard for e-mail transmissions across the Internet.when e-mail sending,it will be used. |
This protocol is official supported and installed by default.
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User name:3.133.135.106
Number of comments:0
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Send Mail(SMTP) uses TCP protocol for communication.
TCP traffic analysis
Ports Range
Dynamic ports, no fixed port found.