• SonicOS 7.1
• About SonicOS
  • Working with SonicOS
  • SonicOS Workflow
  • How to Use the SonicOS Administration Guides
  • Guide Conventions
• About Network
  • DNS Introduction
• Configuring DNS Settings
  • Configuring DNS for IPv4
    • Specifying which DNS Servers are Used
    • Enabling Proxy of Split DNS Servers
    • DNS Rebinding Attack Prevention
    • DNS Rebinding and Cache Lookup
  • Configuring DNS for IPv6
    • Specifying which DNS Servers are Used
    • Enabling DNS Host Name Lookup over TCP for FQDN
  • Configuring Domain-Specific DNS Servers for Split DNS
    • About Split DNS
      • About Per-Partition DNS Servers and Split DNS
    • Adding a Split DNS Server
    • Editing Split DNS Entries
    • Deleting Split DNS Entries
• Configuring Dynamic DNS
  • About Dynamic DNS
    • Supported DDNS Providers
  • Dynamic DNS Profiles
    • Configuring Dynamic DNS Profiles
    • Editing Dynamic DNS Profiles
    • Deleting Dynamic DNS Profiles
• Configuring DNS Proxy Settings
  • About DNS Proxy
    • Supported Interfaces
    • DNS Server Liveness Detection and Failover
    • DNS Cache
    • High Availability Stateful Synchronization of DNS Cache
    • DHCP Server
  • Enabling Log Settings
  • Monitoring Packets
  • Configuring DNS Proxy Settings
    • Configuring DNS Proxy Settings
    • Deleting Static DNS Cache Entries
    • Viewing DNS Proxy Cache Objects
    • Flushing Dynamic DNS Cache Entries
• SonicWall Support
  • About This Document

Configuring DNS Proxy Settings

To configure DNS Proxy

1. Navigate to Policy | Rules and Policies> DNS Rules page to configure DNS Proxy. For more information about DNS Rules, refer to Rules and Policies guide.
2. From the Adding DNS Policy option, to use UDP only or UDP and TCP. Choose the following Service from the Source/Service tab:
   • DNS (Name Service)
   • DNS (Name Service) TCP
   • DNS (Name Service) UDP
3. For DNS over UDP requests only, select Enforce DNS Proxy for All DNS Requests. This option is not selected by default
4. For DNS over UDP requests only, select Enable DNS Proxy Cache. This option is not selected by default.
5. Click Accept.

To configure Split DNS servers, refer to Configuring Domain-Specific DNS Servers for Split DNS.