apache--hertzbeat/home/docs/help/smtp.md

id, title, sidebar_label, keywords

id	title	sidebar_label	keywords
smtp	Monitoring SMTP	SMTP Monitor	open source monitoring tool open source SMTP monitoring tool monitoring SMTP metrics

Collect and monitor the general performance Metrics of SMTP.

Determine whether the server is available through the hello command in SMTP

see https://datatracker.ietf.org/doc/html/rfc821#page-13

Protocol Use：SMTP

Configuration parameter

Parameter name	Parameter help description
Monitoring Host	Monitored IPV4, IPV6 or domain name. Note⚠️Without protocol header (eg: https://, http://)
Monitoring name	Identify the name of this monitoring. The name needs to be unique
Port	Port provided by SMTP
Email	Your email name, parameters for the hello command
Timeout	Allow collection response time
Collection interval	Interval time of monitor periodic data collection, unit: second, and the minimum interval that can be set is 30 seconds
Whether to detect	Whether to detect and check the availability of monitoring before adding monitoring. Adding and modifying operations will continue only after the detection is successful
Description remarks	For more information about identifying and describing this monitoring, users can note information here

Collection Metrics

Metrics Set：summary

Metric name	Metric unit	Metric help description
responseTime	ms	The time it takes for the SMTP server to respond to a request.
response		Response Status.
smtpBanner		Banner of SMTP server.
heloInfo		Response information returned by helo.