Whitelist - Teamviewer Firewall

This ensures:

Instead of whitelisting by domain name (which some firewalls struggle with), whitelist the actual IP subnets. TeamViewer uses the following ranges (verify current list on their official KB, but these are the standard blocks): teamviewer firewall whitelist

You are whitelisting the destination , not the port. If you allow port 5938 to "Any" IP address, malware on your network could use that port to exfiltrate data to a bad server in Russia. This ensures: Instead of whitelisting by domain name

Here is exactly how to configure your "TeamViewer Firewall Whitelist" to ensure flawless remote connections. organizations should follow these best practices:

To implement a TeamViewer firewall whitelist effectively, organizations should follow these best practices: