From 6813a318950b635c487d069dbab4b5ed3df117e7 Mon Sep 17 00:00:00 2001
From: Kevin Hester <kevinh@geeksville.com>
Date: Sat, 13 Mar 2021 09:27:44 +0800
Subject: [PATCH] fix hop limit defaults for android

---
 src/mesh/ReliableRouter.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/mesh/ReliableRouter.cpp b/src/mesh/ReliableRouter.cpp
index 28ad65bfa..131d5bb97 100644
--- a/src/mesh/ReliableRouter.cpp
+++ b/src/mesh/ReliableRouter.cpp
@@ -14,9 +14,10 @@ ErrorCode ReliableRouter::send(MeshPacket *p)
 {
     if (p->want_ack) {
         // If someone asks for acks on broadcast, we need the hop limit to be at least one, so that first node that receives our
-        // message will rebroadcast
+        // message will rebroadcast.  But asking for hop_limit 0 in that context means the client app has no preference on hop counts
+        // and we want this message to get through the whole mesh, so use the default.
         if (p->to == NODENUM_BROADCAST && p->hop_limit == 0)
-            p->hop_limit = 1;
+            p->hop_limit = HOP_RELIABLE;
 
         auto copy = packetPool.allocCopy(*p);
         startRetransmission(copy);