X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=udp_send.c;h=adf233979c31e2aff79ecdf94b5b16fd6f8765da;hp=880c83cf1078a5553880897466ec43bccb09bedf;hb=6b935f552ebfe3a0a83ec9367deb2f42c1aff252;hpb=0970b1cad049a9f01b85df7ab1420e68c5573223

diff --git a/udp_send.c b/udp_send.c
index 880c83cf..adf23397 100644
--- a/udp_send.c
+++ b/udp_send.c
@@ -422,11 +422,12 @@ static char *udp_help(void)
 {
 	return make_message(
 		"usage: {on|off}\n"
-		"usage: {add|delete} host[:port][/packet_size:k:n]\n"
+		"usage: {add|delete} ip_address[:port][/[packet_size:]k:n]\n"
+		"       - k is the number of data slices per FEC group\n"
+		"       - n is the total number of slices in a FEC group\n"
+		"       - packet_size reduces the slice size below path MTU\n\n"
 		"examples: add 224.0.1.38:1500  (IPv4 multicast)\n"
-		"          add 224.0.1.38:1500/1400:14:16\n"
-		"              (likewise, using 1400 byte packets, with 14\n"
-		"               data slices per 16 slice FEC group)\n"
+		"          add 224.0.1.38:8080/14:16 (explicit FEC)\n"
 		"          add 10.10.1.42       (using default port)\n"
 		"          add [FF05::42]:1500  (IPv6 multicast)\n"
 		"          add [::1]            (IPv6 localhost/default port)\n"