From 81af9be1bbbca721d67ae73e97a001d69fa1d97f Mon Sep 17 00:00:00 2001
From: Tommy Persson <@tommy.persson@liu.se>
Date: Fri, 11 Feb 2022 12:20:47 +0100
Subject: [PATCH] Work on ROS2.

---
 communication.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/communication.md b/communication.md
index c11d404..30c958c 100644
--- a/communication.md
+++ b/communication.md
@@ -9,7 +9,9 @@ Lossy communication. Protocols to detect and handle.
 Some service calls return a list of com-uuid which can be checked for
 if the message they correspons to arrived properly.
 
-QUERY: Is it one per message or one per message-unit?
+there is one uuid per "data". So one node distributed to 5 agents will
+give on com-uuid.  There is a service call to check that this com-uuid
+have received confirmation from all 5 agents then.
 
 ## DistributeTree
 
-- 
GitLab