From patchwork Thu Feb 22 11:55:58 2018
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Subject: [v2, 2/2] fff-tunneldigger: use a smaler mtu when pmtu is disabled to
 prevent fragmetation
From: Robert Langhammer <rlanghammer@web.de>
X-Patchwork-Id: 795
Message-Id: <20180222115558.5504-1-rlanghammer@web.de>
To: franken-dev@freifunk.net
Date: Thu, 22 Feb 2018 12:55:58 +0100


diff --git a/src/packages/fff/fff-tunneldigger/files/etc/tunneldigger/tunneldigger.hook b/src/packages/fff/fff-tunneldigger/files/etc/tunneldigger/tunneldigger.hook
index c4fea62..6deb358 100755
--- a/src/packages/fff/fff-tunneldigger/files/etc/tunneldigger/tunneldigger.hook
+++ b/src/packages/fff/fff-tunneldigger/files/etc/tunneldigger/tunneldigger.hook
@@ -4,7 +4,7 @@ HOOK=$1
 INTERFACE=$2
 
 if [ "$HOOK" = session.up ]; then
-       ip l s dev $INTERFACE up
+       ip l s dev $INTERFACE mtu 1438 up
        batctl if add $INTERFACE
        echo "enabled" > /sys/devices/virtual/net/$INTERFACE/batman_adv/no_rebroadcast
 fi