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#!/bin/sh
#
# ifdown-ipv6
#
#
# Taken from:
# (P) & (C) 2000-2001 by Peter Bieringer <pb@bieringer.de>
#
# Version 2001-02-08
#

. /etc/sysconfig/network 

cd /etc/sysconfig/network-scripts
. network-functions 

CONFIG=$1
[ -f "$CONFIG" ] || CONFIG=ifcfg-$CONFIG
source_config                                                                   

# Test if IPv6 configuration is enabled
if [ ! "$IPV6INIT" = "yes" ]; then
	# not enabled, stop here
	exit 0
fi
  
# Test if IPv6 is up
if [ "${NETWORKING_IPV6}" = "yes" ]; then

	. /etc/sysconfig/network-scripts/network-functions-ipv6

	# Delete additional static IPv6 routes on specified interface
	if [ -f /etc/sysconfig/static-routes-ipv6 ]; then
		grep "^$DEVICE" /etc/sysconfig/static-routes-ipv6 | while read device args; do
			if [ "$device" = "$DEVICE" ]; then
				ifdown_ipv6_route $args $DEVICE 
			fi
		done
	fi

	# Switch off forwarding per device (packets received on this
	#  interface aren't forwarded
	forwarding_ipv6 no $DEVICE

	# Delete additional IPv6 addresses from list
	if [ ! -z "$IPV6ADDR_SECONDARIES" ]; then
		for ipv6addr in $IPV6ADDR_SECONDARIES; do
			ifdown_ipv6_real $DEVICE $ipv6addr
		done
	fi
          
	# Shutdown basic configured IPv6 address on specified interface
	if ! [ -z "$IPV6ADDR" ]; then
		ifdown_ipv6_real $DEVICE $IPV6ADDR
	fi

	# Cleanup all IPv6 configuration on specified interface (prevents from kernel crashing)
	ifdown_ipv6_real_all $DEVICE
fi