From 22777cc70940af15668944aa506a2b9965e27d4f Mon Sep 17 00:00:00 2001 From: Skye Date: Sun, 18 Feb 2018 15:53:12 +0000 Subject: [PATCH] Change broadcast address --- protocol-3.md | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/protocol-3.md b/protocol-3.md index 5bbed51..75c53d0 100644 --- a/protocol-3.md +++ b/protocol-3.md @@ -34,7 +34,7 @@ It is recommended to keep the data in the cache for 30 seconds or so, then drop When sending a message, check the cache for the given destination. If there is a hardware address in the cache for the destination, send the message straight to that address. Otherwise, broadcast the message. ### Optional: Broadcast address -Packets addressed to the broadcast address, an adress of an empty string, can optionally be received by all nodes om the same layer 2 network. While a node MAY forward a broadcast packet to other nodes, it SHOULD NOT, unless both sides of the forward are prepared to handle such a packet, to avoid it going around the entire layer 3 network. +Packets addressed to the broadcast address, an adress of just the tilde character, `~`, ASCII 126, can optionally be received by all nodes om the same layer 2 network. While a node MAY forward a broadcast packet to other nodes, it SHOULD NOT, unless both sides of the forward are prepared to handle such a packet, to avoid it going around the entire layer 3 network. ### Optional: Multicast A multicast packet has a specially formatted address part. @@ -78,7 +78,8 @@ Strings in Minitel packets, with the exception of the data portion, have the fol - ASCII 127 is not allowed - ASCII 128 and above (ie unicode) behavior is undefined and should be used with caution. -The address part of the packet has a furthur limitatation, the tidle character `~`, ASCII 126, may not be used as an address of a node, but is allowed in the address part as a seperator for multicast. +The address part of the packet has a furthur limitatation, the tidle character `~`, ASCII 126, may not be used as an address of a node, but is allowed in the address part as a seperator for multicast. +An address of 0 length (an empty address) MUST be considered invalid and dropped. The data part of the packet can contain any characters.