# Before You Begin

You can configure IGMP on IPv4 multicast interfaces.

For information about IPv4 multicasting, see Configuring IPv4 Multicast. For information about configuring IP interfaces, see Configuring IP in the JunosE IP, IPv6, and IGP Configuration Guide. For information about configuring IPv6 interfaces, see Configuring IPv6 in the JunosE IP, IPv6, and IGP Configuration Guide.

For information about configuring multicast on IPv6 interfaces, see Configuring IPv6 Multicast.