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dhcpcd: ignore MTU Smaller than 577.

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Normally 576 is the smallest valid mtu but some cable provider set this
also if they support much higher mtu's. Fedora does not accept
this to prevent speed problems with such isp connections so we do the same.
If you really need mtu=576 you can still force at at the setup.
This commit is contained in:
Arne Fitzenreiter
2012-05-12 17:13:45 +02:00
parent 58574e318b
commit db083dd81e
2 changed files with 5 additions and 1 deletions
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5
lfs/dhcpcd
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@@ -1,7 +1,7 @@
###############################################################################
# #
# IPFire.org - A linux based firewall #
# Copyright (C) 2007 Michael Tremer & Christian Schmidt #
# Copyright (C) 2012 IPFire Team <info@ipfire.org> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
@@ -76,6 +76,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
--mandir=/usr/share/man --disable-nls
cd $(DIR_APP) && make $(MAKETUNING)
cd $(DIR_APP) && make install
ln -sf /etc/rc.d/init.d/networking/dhcpcd.exe \
$(CONFIG_ROOT)/dhcpc/dhcpcd-hooks/70-dhcpcd.exe
rm -f $(CONFIG_ROOT)/dhcpc/dhcpcd-hooks/20-resolv.conf
@@ -84,5 +85,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
rm -f $(CONFIG_ROOT)/dhcpc/dhcpcd-hooks/50-yp.conf
rm -f $(CONFIG_ROOT)/dhcpc/dhcpcd-hooks/50-ypbind
sed -i -e "s|-ge 576|-gt 576|g" $(CONFIG_ROOT)/dhcpc/dhcpcd-hooks/10-mtu
@rm -rf $(DIR_APP)
@$(POSTBUILD)