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6to4: advertise effective tunnel mtu in RAs

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SVN-Revision: 27163
This commit is contained in:
Jo-Philipp Wich 2011-06-12 19:27:21 +00:00
parent 6a5112a750
commit 1277bd7186
2 changed files with 7 additions and 6 deletions
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4
package/6to4/Makefile
View File

@ -1,5 +1,5 @@
#
# Copyright (C) 2010 OpenWrt.org
# Copyright (C) 2010-2011 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
@ -8,7 +8,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=6to4
PKG_VERSION:=4
PKG_VERSION:=5
PKG_RELEASE:=1
include $(INCLUDE_DIR)/package.mk

9
package/6to4/files/6to4.sh
View File

@ -30,6 +30,7 @@ test_6to4_rfc1918()
set_6to4_radvd_interface() {
local cfgid="$1"
local lanif="${2:-lan}"
local ifmtu="${3:-1280}"
local ifsection=""
find_ifsection() {
@ -55,6 +56,7 @@ set_6to4_radvd_interface() {
uci_set_state radvd "$ifsection" IgnoreIfMissing 1
uci_set_state radvd "$ifsection" AdvSendAdvert 1
uci_set_state radvd "$ifsection" MaxRtrAdvInterval 30
uci_set_state radvd "$ifsection" AdvLinkMTU "$ifmtu"
}
set_6to4_radvd_prefix() {
@ -203,7 +205,7 @@ setup_interface_6to4() {
logger -t "$link" " * Advertising IPv6 subnet $subnet6 on ${adv_interface:-lan} ($adv_ifname)"
ip -6 addr add $subnet6 dev $adv_ifname
set_6to4_radvd_interface "$sid" "$adv_interface"
set_6to4_radvd_interface "$sid" "$adv_interface" "$mtu"
set_6to4_radvd_prefix "$sid" "$adv_interface" \
"$wancfg" "$(printf "0:0:0:%x::/64" $adv_subnet)"
@ -252,9 +254,8 @@ stop_interface_6to4() {
done
}
[ "$defaultroute" = "1" ] && {
ip -6 route del ::/0 via ::192.88.99.1 dev $link metric 1
}
[ "$defaultroute" = "1" ] && \
ip -6 route del ::/0 via ::192.88.99.1 dev $link
ip addr del $local6 dev $link
ip link set $link down