Firewall Settings

Firewall applications may block connections between Parallels Desktop and Parallels Transporter Agent.

Firewall problems in Mac OS X

If Parallels Desktop fails to find Parallels Transporter Agent, the reason may be that the built-in Mac firewall blocks the connection to Parallels Transporter Agent.

To enable connections between Parallels Desktop and Parallels Transporter Agent and prevent further blocking, either turn off the firewall or add Parallels Desktop and Parallels Transporter Agent to the firewall exceptions. For example, you can configure the firewall settings in Mac OS X Leopard by doing the following:

1. From the Apple menu, choose System Preferences , and select Security .
2. In the Security window, choose the Firewall tab.
3. Configure the necessary settings.

If you try to search for Parallels Transporter Agent by typing the source computer IP address manually, you may receive a message saying that Parallels Transporter Agent is blocked. Click the Unblock button to enable the connection between Parallels Desktop and Parallels Transporter Agent.

Firewall problems in Windows

Microsoft Windows operating system has a built-in firewall that blocks connections from and to other computers. When starting Parallels Transporter Agent for the fist time, you may get the message that Windows Firewall has blocked some features of the program.

Click the Unblock button to enable the connection between Parallels Desktop and Parallels Transporter Agent.

To prevent this problem in the future, add Parallels Desktop and/or Parallels Transporter Agent to the firewall exceptions (the list of applications allowed to communicate through the firewall):

1. From the Start menu, choose Control Panel > Network Connections .
2. In the Network Tasks pane, click Change Windows Firewall Settings .
3. Add Parallels Desktop and/or Parallels Transporter Agent to the firewall exceptions list.