Firewall > Multicast
461
SonicOS Enhanced 4.0 Administrator Guide
Enabling Multicast Through a VPN
To enable multicast across the WAN through a VPN, follow:
Step 1 Enable multicast globally. On the Firewall > Multicast page, check the Enable Multicast
checkbox, and click the Apply button for each security appliance.
Step 2 Enable multicast support on each individual interface that will be participating in the multicast
network. On the Network > Interfaces page for each interface on all security appliances
participating, go to the Edit Interface: Advanced tab, and select the Enable Multicast
Support checkbox.
Step 3 Enable multicast on the VPN policies between the security appliances. From the VP N >
Settings page, Advanced tab for each policy, select the Enable Multicast checkbox.
Step 4 The resulting Access Rules should look as follows: