The GVC log shows error: Failed to renew the IP address for the virtual interface

08/23/2021 90 24983

DESCRIPTION:

When you enable the connection on the GVC software the status remains at "Acquiring IP", and the message "Failed to renew the IP address for Virtual Interface" is logged in the GVC software.

RESOLUTION:

Resolution for SonicOS 6.5

This release includes significant user interface changes and many new features that are different from the SonicOS 6.2 and earlier firmware. The below resolution is for customers using SonicOS 6.5 firmware.

DHCP Server settings

1. Login to your SonicWall management page and click on Manage tab on top of the page

2. Navigate to Network |  DHCP Server settings page, edit the X0 interface DHCP Scope Lease under DHCPv4 Server Lease Scopes section to get DHCP Server Configuration window and increase the range..

3. When done with change, click OK button to save settings and then click Accept button on bottom.

>> DHCP Over VPN Settings

4. Navigate to Manage tab and go to VPN | DHCP over VPN page.

• Under DHCP over VPN section, Select Central Gateway from drop-down box and click Configure button.
• In DHCP over VPN Configuration Window, enable "Use Internal DHCP Server" checkbox.
• Enable "For Global VPN Client" checkbox.
• Click OK button to save settings.

or

5. If you are using another Interface's DHCP scope (e.g. X2, X3,etc.) for GVC softwares, then enter the appropriate interface's IP address in the Relay IP address (optional) field:

or

6. If you are using a 3rd party external DHCP server (e.g. LAN, DMZ,etc.) for the GVC softwares, then select "Send DHCP requests to the server addresses listed below", click on the Add button and enter the DHCP server's IP address.

7. When done, Click OK to save settings.

How to Test:

Try connecting from the GVC software and the connection should succeed.

Resolution for SonicOS 6.2 and Below

The below resolution is for customers using SonicOS 6.2 and earlier firmware. For firewalls that are generation 6 and newer we suggest to upgrade to the latest general release of SonicOS 6.5 firmware.

DHCP Server settings

1. Login to the SonicWall Management Interface.
2. Navigate toNetwork | DHCP Server page, edit the X0 interface 's DHCP Scope Lease and increase the range.
   
3. When done, click on OK and then Accept button on top.
   
   DHCP Over VPN Settings
4. 
   Navigate to theVPN | DHCP Over VPNpage and then click on Configure button
   5. In the pop-up window if you are using the X0 interface's DHCP scope as your DHCP server for GVC softwares, select "Use Internal DHCP Server" and then select For Global VPN Client
   
   or
   
   6. If you are using another Interface's DHCP scope (e.g. X2, X3,etc.) for GVC softwares, then enter the appropriate interface's IP address in the Relay IP address (optional) field:
   

or

7. If you are using a 3rd party external DHCP server (e.g. LAN, DMZ,etc.) for the GVC softwares, then select "Send DHCP requests to the server addresses listed below", click on the Add button and enter the DHCP server's IP address.

8. When done, Click OK.

How to Test:

Try connecting from the GVC software and the connection should succeed.