mirror of
https://gitlab.isc.org/isc-projects/dhcp
synced 2025-08-31 14:25:41 +00:00
New OpenBSD support.
This commit is contained in:
203
client/scripts/openbsd
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203
client/scripts/openbsd
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#!/bin/sh
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make_resolv_conf() {
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echo search $new_domain_name >/etc/resolv.conf
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for nameserver in $new_domain_name_servers; do
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echo nameserver $nameserver >>/etc/resolv.conf
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done
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}
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# Must be used on exit. Invokes the local dhcp client exit hooks, if any.
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exit_with_hooks() {
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exit_status=$1
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if [ -x /etc/dhclient-exit-hooks ]; then
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. /etc/dhclient-exit-hooks
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fi
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# probably should do something with exit status of the local script
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exit $exit_status
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}
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# Invoke the local dhcp client enter hooks, if they exist.
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if [ -x /etc/dhclient-enter-hooks ]; then
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exit_status=0
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. /etc/dhclient-enter-hooks
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# allow the local script to abort processing of this state
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# local script must set exit_status variable to nonzero.
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if [ $exit_status -ne 0 ]; then
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exit $exit_status
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fi
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fi
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if [ x$new_network_number != x ]; then
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echo New Network Number: $new_network_number
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fi
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if [ x$new_broadcast_address != x ]; then
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echo New Broadcast Address: $new_broadcast_address
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new_broadcast_arg="broadcast $new_broadcast_address"
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fi
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if [ x$old_broadcast_address != x ]; then
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old_broadcast_arg="broadcast $old_broadcast_address"
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fi
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if [ x$new_subnet_mask != x ]; then
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new_netmask_arg="netmask $new_subnet_mask"
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fi
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if [ x$old_subnet_mask != x ]; then
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old_netmask_arg="netmask $old_subnet_mask"
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fi
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if [ x$alias_subnet_mask != x ]; then
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alias_subnet_arg="netmask $alias_subnet_mask"
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fi
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if [ x$reason = xMEDIUM ]; then
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ifconfig $interface $medium
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ifconfig $interface inet -alias 0.0.0.0 $medium >/dev/null 2>&1
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sleep 1
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exit_with_hooks 0
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fi
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if [ x$reason = xPREINIT ]; then
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if [ x$alias_ip_address != x ]; then
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ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
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route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
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fi
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ifconfig $interface inet 0.0.0.0 netmask 0.0.0.0 \
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broadcast 255.255.255.255 up
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exit_with_hooks 0
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fi
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if [ x$reason = xARPCHECK ] || [ x$reason = xARPSEND ]; then
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exit_with_hooks 0;
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fi
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if [ x$reason = xBOUND ] || [ x$reason = xRENEW ] || \
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[ x$reason = xREBIND ] || [ x$reason = xREBOOT ]; then
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if [ x$old_ip_address != x ] && [ x$alias_ip_address != x ] && \
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[ x$alias_ip_address != x$old_ip_address ]; then
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ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
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route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
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fi
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if [ x$old_ip_address != x ] && [ x$old_ip_address != x$new_ip_address ]; then
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ifconfig $interface inet -alias $old_ip_address $medium
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route delete $old_ip_address 127.1 >/dev/null 2>&1
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for router in $old_routers; do
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route delete default $router >/dev/null 2>&1
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done
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if [ "$old_static_routes" != "" ]; then
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set $old_static_routes
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while [ $# -gt 1 ]; do
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route delete $1 $2
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shift; shift
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done
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fi
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arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' |sh
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fi
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if [ x$old_ip_address = x ] || [ x$old_ip_address != x$new_ip_address ] || \
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[ x$reason = xBOUND ] || [ x$reason = xREBOOT ]; then
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ifconfig $interface inet $new_ip_address $new_netmask_arg \
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$new_broadcast_arg $medium
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route add $new_ip_address 127.1 >/dev/null 2>&1
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for router in $new_routers; do
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route add default $router >/dev/null 2>&1
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done
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if [ "$new_static_routes" != "" ]; then
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set $new_static_routes
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while [ $# -gt 1 ]; do
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route add $1 $2
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shift; shift
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done
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fi
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fi
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if [ x$new_ip_address != x$alias_ip_address ] && [ x$alias_ip_address != x ];
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then
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ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
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route add $alias_ip_address 127.0.0.1
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fi
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echo search $new_domain_name >/etc/resolv.conf
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for nameserver in $new_domain_name_servers; do
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echo nameserver $nameserver >>/etc/resolv.conf
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done
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exit_with_hooks 0
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fi
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if [ x$reason = xEXPIRE ] || [ x$reason = xFAIL ]; then
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if [ x$alias_ip_address != x ]; then
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ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
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route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
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fi
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if [ x$old_ip_address != x ]; then
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ifconfig $interface inet -alias $old_ip_address $medium
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route delete $old_ip_address 127.1 >/dev/null 2>&1
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for router in $old_routers; do
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route delete default $router >/dev/null 2>&1
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done
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if [ "$old_static_routes" != "" ]; then
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set $old_static_routes
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while [ $# -gt 1 ]; do
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route delete $1 $2
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shift; shift
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done
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fi
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arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' \
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|sh >/dev/null 2>&1
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fi
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if [ x$alias_ip_address != x ]; then
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ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
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route add $alias_ip_address 127.0.0.1
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fi
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exit_with_hooks 0
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fi
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if [ x$reason = xTIMEOUT ]; then
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if [ x$alias_ip_address != x ]; then
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ifconfig $interface inet -alias $alias_ip_address > /dev/null 2>&1
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route delete $alias_ip_address 127.0.0.1 > /dev/null 2>&1
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fi
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ifconfig $interface inet $new_ip_address $new_netmask_arg \
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$new_broadcast_arg $medium
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sleep 1
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if [ "$new_routers" != "" ]; then
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set $new_routers
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if ping -q -c 1 -w 1 $1; then
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if [ x$new_ip_address != x$alias_ip_address ] && \
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[ x$alias_ip_address != x ]; then
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ifconfig $interface inet alias $alias_ip_address $alias_subnet_arg
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route add $alias_ip_address 127.0.0.1
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fi
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route add $new_ip_address 127.1 >/dev/null 2>&1
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for router in $new_routers; do
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route add default $router >/dev/null 2>&1
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done
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set $new_static_routes
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while [ $# -gt 1 ]; do
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route add $0 $1
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shift; shift
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done
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echo search $new_domain_name >/etc/resolv.conf.std
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for nameserver in $new_domain_name_servers; do
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echo nameserver $nameserver >>/etc/resolv.conf.std
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done
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if [ -f /etc/resolv.conf ]; then
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rm -f /etc/resolv.conf
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fi
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mv /etc/resolv.conf.std /etc/resolv.conf
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exit_with_hooks 0
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fi
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fi
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ifconfig $interface inet -alias $new_ip_address $medium
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for router in $old_routers; do
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route delete default $router >/dev/null 2>&1
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done
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if [ "$old_static_routes" != "" ]; then
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set $old_static_routes
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while [ $# -gt 1 ]; do
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route delete $1 $2
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shift; shift
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done
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fi
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arp -n -a | sed -n -e 's/^.*(\(.*\)) at .*$/arp -n -d \1/p' \
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|sh >/dev/null 2>&1
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exit_with_hooks 1
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fi
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exit_with_hooks 0
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