3025597 - "Exhausted after delivery attempt: 1 caught: javax.mail.MessagingException" error in SCI sending message through Mail adapter

You are sending a message in SCI using mail adapter and error below is thrown:

 "Exhausted after delivery attempt: 1 caught: javax.mail.MessagingException"

In LJS logs you can see the following stack trace:

Caused by: java.net.SocketTimeoutException: Read timed out (local port <port> to address <ip-address>, remote port <port> to address <ip-address>)
 at java.net.SocketInputStream.socketRead0(Native Method)
 at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
 at java.net.SocketInputStream.read(SocketInputStream.java:171)
 at java.net.SocketInputStream.read(SocketInputStream.java:141)
 at com.sun.mail.util.TraceInputStream.read(TraceInputStream.java:126)
 at java.io.BufferedInputStream.fill(BufferedInputStream.java:246)
 at java.io.BufferedInputStream.read(BufferedInputStream.java:265)
 at com.sun.mail.util.LineInputStream.readLine(LineInputStream.java:106)
 at com.sun.mail.smtp.SMTPTransport.readServerResponse(SMTPTransport.java:2440)
 ... 69 common frames omitted

SAP Cloud Integration for process services

SAP HANA Cloud Integration, SAP HCI, SAP CPI, SCPI, SFSF, tenant, iFlow, Integration Flow, deployment, model configurator, properties, tracing, payload, HCI tool, exhausted, after, delivery, attempt, 1, caught, mail, message, exception, javax.mail.MessagingException, javax, error, timeout, read, timed, out, messagingException, email, adapter, channel, SCI, read, timed, out , KBA , LOD-HCI-PI-RT , Integration Runtime , Problem