Method 1 of 2: Click the « Start » button and choose « Control Panel. » Click « Windows Firewall » and then click the tab titled « Exceptions. » Choose « Add Port. » In the text box marked « Name, » enter the name of

Port 25 is still known as the standard SMTP port and it’s used mostly for SMTP relay. However, if you’re setting up your WordPress site or email client with SMTP, you usually do not want

TCP port 25 is frequently blocked by Internet Service Providers (ISPs), as an anti-spam technique since it’s used in MX spamming and abuse of open proxy/relay machines. To send email on such ISPs, one must