From 6f07564242a75187efc721850604e201df17f335 Mon Sep 17 00:00:00 2001
From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 21 Oct 2019 20:45:38 +0200
Subject: [PATCH] QoS: No longer set TOS bits for ACK packets

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>
---
 config/qos/makeqosscripts.pl | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/config/qos/makeqosscripts.pl b/config/qos/makeqosscripts.pl
index 6f307c7430..20b950d202 100644
--- a/config/qos/makeqosscripts.pl
+++ b/config/qos/makeqosscripts.pl
@@ -219,34 +219,27 @@ print <<END
 	iptables -t mangle -A QOS-OUT -m mark --mark 50 -j RETURN
 
 	### MARK ACKs
-	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags SYN,RST SYN -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags SYN,RST SYN -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags SYN,RST SYN -j RETURN
 
 	iptables -t mangle -A QOS-OUT -p icmp -m length --length 40:100 -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p icmp -m length --length 40:100 -j RETURN
 
-	iptables -t mangle -A QOS-OUT -p tcp --syn -m length --length 40:68 -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --syn -m length --length 40:68 -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --syn -m length --length 40:68 -j RETURN
 
-	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL SYN,ACK -m length --length 40:68 -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL SYN,ACK -m length --length 40:68 -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL SYN,ACK -m length --length 40:68 -j RETURN
 
-	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK -m length --length 40:100 -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK -m length --length 40:100 -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK -m length --length 40:100 -j RETURN
 
-	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL RST -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL RST -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL RST -j RETURN
 
-	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK,RST -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK,RST -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK,RST -j RETURN
 
-	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK,FIN -j TOS --set-tos 4
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK,FIN -j MARK --set-mark $qossettings{'ACK'}
 	iptables -t mangle -A QOS-OUT -p tcp --tcp-flags ALL ACK,FIN -j RETURN
 
-- 
2.39.5