Configuring DNS Services

This chapter provides general information about DNS service properties and includes the following topics:

• Configuring DNS Service Properties
• Clearing DNS Cache
• Viewing DNS Cache Entries
• Using Forwarders
• Controlling DNS Queries
• Enabling Recursive Queries
• Controlling AAAA Records for IPv4 Clients
• About NXDOMAIN Redirection
• Detecting and Mitigating DNS DDoS Attacks
• Automated Mitigation of Phantom Domain Attacks
• Detecting NXDOMAIN Attacks
• Mitigating Possible NXDOMAIN Attacks
• Support for RRL (Response Rate Limiting)
• Blacklists
• Configuring Blacklists
• Enabling Zone Transfers
• About Root Name Servers
• About Sort Lists
• Configuring a DNS Blackhole List
• Specifying Hostname Policies
• About DNS64
• DNS Record Scavenging
• Monitoring DNS Queries
• Configuring DNS Traffic Control Properties