Should be as a url, such as smtp://example.com or smtps://example.com. You normally want smtp:// - even if you want TLS encryption, smtp uses STARTTLS so it gets that. smtps will only work if the server supports tls from the start, which is not always the case.
Should be as a url, such as smtp://example.com or smtps://example.com. You normally want smtp:// - even if you want TLS encryption, smtp uses STARTTLS so it gets that. smtps will only work if the server supports tls from the start, which is not always the case.