You can set it by “mac-address max-mac-count” commands based on service-port or gem port of the ONT as follow:
mac-address max-mac-count service-port // index count
mac-address max-mac-count gpon // frameid/slotid/portid ont ontid gemport gemindex [user-vlan [untagged| user-vlanid]|user-8021p user-8021p [user-vlan user-vlanid]|user-encap user-encap]count
