Issue Description

HQ and branch built Sangfor VPN, both side able to ping, but broadcast data not able to transmit

Handling Process

1. Confirmed that the Sangfor VPN has been successfully built and able to ping without issue.
2. Check if broadcast settings is enabled under [Sangfor VPN] > [Basics] > [Advanced].
3. Found out that both HQ and branch device did not enable broadcast traffic
   
4. After enable broadcast settings, broadcast traffic able to transmit without issue.

Root Cause

Both sides did not enable broadcast settings.

Solution

Enable broadcast settings on both devices

Suggestion

1. By enabling broadcast setting, the DLAN service will be restarted. Suggest to perform this operation during non-production hours.
2. Confirm on the port required to transmit broadcast signal.