How do I set the DNS servers on my SonicWall router?

    Learn how to set the DNS servers properly for optimal performance with your phone system.

    About this task: Domain Name Service (DNS) Resolution is vital to phone operability. We recommend that phones perform their own DNS lookups with their resolvers set to Google’s DNS whenever possible. There are two ways to do this below.

    Assign via DHCP — Recommended

    About this task: This option is best if your SonicWall router is handling DHCP. If you have another device handling the DHCP server functionality, please refer to the manufacturer documentation for that device.
    1. After logging in to your router and clicking the Manage section, click Network > DHCP Server.
    2. Click Editfor the phone's internal IP range and then select DNS/WINS from the configuration menu.
    3. Select Specify Manually.
    4. Enter and
    5. Click OK to confirm the change.

    Assign via Static DNS

    About this task: This option is best if phones and computers that exist on the same network require a set DNS for non-phone operation. Please refer to your phone manufacturer’s documentation for instructions as this varies for each phone.