87839f78_System_Log_Information__Problem_and_solutions
[Message] SMTPC: failed to connect smtp server. timeout. [Problem and solutions] 
Connection to the SMTP server failed due to timeout. This could be because the specified SMTP server name is incorrect, or no connection to the network has been established, or the network configuration is incorrect, so there is no response from the SMTP server. Check the SMTP server name, or the network connection and configuration.
System Log Information
Problem and solutions