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Code Issues Releases Wiki Activity

Less aggressive MTU set

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This commit is contained in:
Ycarus 2019-01-14 18:38:42 +01:00
parent 8a1c666231
commit a6d2b66cf4
1 changed files with 4 additions and 2 deletions
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6
openmptcprouter/files/bin/omr-mtu
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@ -4,14 +4,16 @@ PKT_SIZE=1472
INTERFACE="$1"
HOSTNAME="$2"
count=$(ping -q -w 1 -M do -c 1 -s $PKT_SIZE -I $INTERFACE $HOSTNAME | grep -cE 'Message too long|100% packet loss')
#count=$(ping -q -w 1 -M do -c 1 -s $PKT_SIZE -I $INTERFACE $HOSTNAME | grep -cE 'Message too long|100% packet loss')
count=$(ping -q -w 1 -M do -c 1 -s $PKT_SIZE -I $INTERFACE $HOSTNAME | grep -c 'Message too long')
while [ $count -eq 1 ]; do
PKT_SIZE=$((PKT_SIZE - 1))
if [ "$PKT_SIZE" -lt "1200" ]; then
exit 0
fi
count=$(ping -q -w 1 -M do -c 1 -s $PKT_SIZE -I $INTERFACE $HOSTNAME | grep -cE 'Message too long|100% packet loss')
#count=$(ping -q -w 1 -M do -c 1 -s $PKT_SIZE -I $INTERFACE $HOSTNAME | grep -cE 'Message too long|100% packet loss')
count=$(ping -q -w 1 -M do -c 1 -s $PKT_SIZE -I $INTERFACE $HOSTNAME | grep -c 'Message too long')
done
printf "$((PKT_SIZE + 28))"