![]() ![]() Here is an overview about how the DNS Sinkhole protection works:ġ. I will be talking with you today about a client using an external DNS Server making a malicious DNS request. Video Tutorial: How to Configure DNS Sinkholeįor a document about configuring DNS Sinkhole, please see: I have talked about how to configure DNS Sinkhole in a previous video: ![]() How to Verify DNS Sinkhole Function is Working If you would like to read about verifying both Internal and External DNS server with DNS Sinkhole, please see: Note: Also, we're assuming that you already have configured the DNS Sinkhole feature, and want to make sure it's working properly. This video helps verify if the DNS Sinkhole function is working properly through a Palo Alto Networks firewall.įor simplicity, I'll be talking about verifying a client using an external DNS Server. My name is Joe Delio and I am a Solutions Engineer from the Palo Alto Networks Community team. This is a Palo Alto Networks Video Tutorial, How to Verify DNS Sinkhole. Video Tutorial Transcript: How to Verify DNS Sinkhole If you'd like to verify that the DNS Sinkhole function is working properly through a Palo Alto Networks firewall, you'll want to watch this video.
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