Ok the owner say is working but it is not passing the message to the linked prim.
default{ state_entry() { llListen( 123, "", NULL_KEY, "" ); } listen( integer channel, string name, key id, string message ) { llMessageLinked(LINK_SET, 0, message, NULL_KEY); } link_message(integer sender_num, integer num, string msg, key id) { llSay(0,msg); } }