The e-mail message cannot be sent. Make sure the outgoing e-mail settings for the server are configured correctly

Error: The e-mail message cannot be sent. Make sure the outgoing e-mail settings for the server are configured correctly.
· You need to configure outgoing mail settings.
· Go to Central Administration --> Operations--> Outgoing E-Mail Settings and find Outbound SMTP server
· In smtp server, enter the server ip.