diff --git a/scripts/targets-ipv6-multicast-echo.nse b/scripts/targets-ipv6-multicast-echo.nse
index 1b6af4e19..b2cb22336 100644
--- a/scripts/targets-ipv6-multicast-echo.nse
+++ b/scripts/targets-ipv6-multicast-echo.nse
@@ -41,9 +41,13 @@ end
 
 action = function()
 	local if_name = stdnse.get_script_args(SCRIPT_NAME .. ".interface") or nmap.get_interface()
-	local if_nfo = nmap.get_interface_info(if_name)
+	local if_nfo, err = nmap.get_interface_info(if_name)
 	if not if_nfo then
-		stdnse.print_debug("Invalid interface: %s", if_name)
+		stdnse.print_debug(err)
+		return false
+	end
+	if if_nfo.link ~= "ethernet" then
+		stdnse.print_debug("Not a Ethernet link.")
 		return false
 	end
 	local src_mac = if_nfo.mac
diff --git a/scripts/targets-ipv6-multicast-invalid-dst.nse b/scripts/targets-ipv6-multicast-invalid-dst.nse
index 0fe6301ea..9707d4fb1 100644
--- a/scripts/targets-ipv6-multicast-invalid-dst.nse
+++ b/scripts/targets-ipv6-multicast-invalid-dst.nse
@@ -58,9 +58,13 @@ end
 
 action = function()
 	local if_name = stdnse.get_script_args(SCRIPT_NAME .. ".interface") or nmap.get_interface()
-	local if_nfo = nmap.get_interface_info(if_name)
+	local if_nfo, err = nmap.get_interface_info(if_name)
 	if not if_nfo then
-		stdnse.print_debug("Invalid interface: %s", if_name)
+		stdnse.print_debug(err)
+		return false
+	end
+	if if_nfo.link ~= "ethernet" then
+		stdnse.print_debug("Not a Ethernet link.")
 		return false
 	end
 	local src_mac = if_nfo.mac
diff --git a/scripts/targets-ipv6-multicast-slaac.nse b/scripts/targets-ipv6-multicast-slaac.nse
index ebf24ffdb..7152fe9e2 100644
--- a/scripts/targets-ipv6-multicast-slaac.nse
+++ b/scripts/targets-ipv6-multicast-slaac.nse
@@ -92,9 +92,13 @@ end
 
 action = function()
 	local if_name = stdnse.get_script_args(SCRIPT_NAME .. ".interface") or nmap.get_interface()
-	local if_nfo = nmap.get_interface_info(if_name)
+	local if_nfo, err = nmap.get_interface_info(if_name)
 	if not if_nfo then
-		stdnse.print_debug("Invalid interface: %s", if_name)
+		stdnse.print_debug(err)
+		return false
+	end
+	if if_nfo.link ~= "ethernet" then
+		stdnse.print_debug("Not a Ethernet link.")
 		return false
 	end
 	local src_mac = if_nfo.mac