diff --git a/protocols.csv b/protocols.csv
index 23a1522..8d1d32e 100644
--- a/protocols.csv
+++ b/protocols.csv
@@ -35,7 +35,7 @@ code,	size,	name,	comment
 277,	0,	p2p-stardust,
 275,	0,	p2p-webrtc-star,
 276,	0,	p2p-webrtc-direct,
-280,	0,	webrtc, ICE-lite webrtc transport
-281, 	0,	webrtc-w3c, webrtc transport where connection establishment is according to w3c spec
+280,	0,	webrtc+sdp-munging, ICE-lite webrtc transport with SDP munging during connection establishment and without use of a STUN server
+281, 	0,	webrtc, webrtc transport where connection establishment is according to w3c spec
 290,	0,	p2p-circuit,
 777,	V, memory, in memory transport for self-dialing and testing; arbitrary