| #!/bin/sh | 
 |  | 
 | path_sh=`nv get path_sh` | 
 | . $path_sh/global.sh | 
 |  | 
 | echo "Info: ppp_updown.sh $1 $2 start" >> $test_log | 
 |  | 
 | echo 1 > /proc/sys/net/ipv4/ip_forward | 
 |  | 
 | path_sh=`nv get path_sh` | 
 | path_conf=`nv get path_conf` | 
 | c_id=$2 | 
 |  | 
 | ps_if=`nv get pswan`$c_id | 
 | eth_if=`nv get ppp_name` | 
 | pdp_type=`nv get ppp_pdp_type` | 
 |  | 
 | dhcp6s_conf=$path_conf/dhcp6s$c_id.conf | 
 | radvd_conf=$path_conf/radvd$c_id.conf | 
 | ndp_log=$path_conf/ndp$c_id.log | 
 | radvd_pidfile=$path_tmp/radvd$c_id.pid | 
 |  | 
 | dnsconfig=0 | 
 |  | 
 | b_dhcpv6stateEnabled=`nv get dhcpv6stateEnabled` | 
 | b_dhcpv6statelessEnabled=`nv get dhcpv6statelessEnabled` | 
 |  | 
 | #ipµØÖ·¸ñʽa.b.c.d | 
 | #»ñÈ¡ip²¢ÅäÖÃps¡¢eth,´Ë´¦IPµØÖ·µÄÅäÖùæÔòΪpdp¼¤»îipµØÖ·×îºóһλµÄ×îºóÒ»¸öbitºÍµ¹ÊýµÚ¶þbit·Ö±ðÈ¡·´£¬¸Ã¹æÔòºóÐø¸ù¾øÐèÇó¿ÉÐÞ¸Ä | 
 | ipaddr_set() | 
 | { | 
 |     pdp_ip=`nv get $ps_if"_ip"` | 
 | 	#´Óa.b.c.d»ñȡǰÈý×Ö½Úa.b.c | 
 | 	ps_ip_abc=${pdp_ip%.*} | 
 | 	#´Óa.b.c»ñȡǰÁ½¸ö×Ö½Úa.b | 
 | 	ps_ip_ab=${ps_ip_abc%.*} | 
 | 	#´Óa.b.c»ñÈ¡µÚÈý×Ö½Úc | 
 | 	ps_ip_c=${ps_ip_abc##*.} | 
 | 	#´Óa.b.c.d»ñÈ¡µÚËÄ×Ö½Úd | 
 | 	ps_ip_d=${pdp_ip##*.}   | 
 | 	 | 
 | 	#pdp_ipµÚËÄλµÄ×îºó1bitÈ¡·´ | 
 | 	[ "$ps_ip_c" -ge "254" ] && { ps_ip_c="250"; } | 
 | 	[ "$ps_ip_c" -le "2" ] && { ps_ip_c="10"; } | 
 | 	ps_ip_c1=`expr $ps_ip_c + 1` | 
 | 	ps_ip_c2=`expr $ps_ip_c - 1` | 
 |  | 
 | 	ps_ip=$ps_ip_ab"."$ps_ip_c1"."$ps_ip_d | 
 | 	 | 
 | 	ifconfig $ps_if $ps_ip up 2>>$test_log | 
 | 	wan_nm=`nv get static_wan_netmask` | 
 | 	ifconfig $ps_if netmask $wan_nm 2>>$test_log | 
 | 	if [ $? -ne 0 ];then | 
 | 	    echo "Error: ifconfig $ps_if $ps_ip up failed." >> $test_log | 
 |     fi | 
 | 	echo "Info: ifconfig $ps_if $ps_ip gw $ps_ip up" >> $test_log | 
 |  | 
 | 	#pdp_ipµÚËÄλµÄµ¹ÊýµÚ2bitÈ¡·´	 | 
 | 	eth_ip=$ps_ip_ab"."$ps_ip_c2"."$ps_ip_d | 
 | 	 | 
 | 	 | 
 | 	nv set $eth_if"_ip"=$eth_ip | 
 | 	#ppp0Íø¿ÚÔÚpppdÖÐÒѾup£¬ÎÞÐèÔÙ´Îup | 
 | 	ifconfig $eth_if $eth_ip | 
 | 	if [ $? -ne 0 ];then | 
 | 	    echo "Error: ifconfig $eth_if $eth_ip up failed." >> $test_log | 
 |     fi | 
 | 	echo "Info: ifconfig $eth_if $eth_ip up" >> $test_log | 
 | 	nv set $ps_if"_pppip"=$ps_ip | 
 | } | 
 |  | 
 | #·ÓɹæÔò£¬psÓëeth¼¶Áª | 
 | route_set() | 
 | { | 
 |     marknum=`expr $c_id + 20` | 
 |     iptables -t mangle -A PREROUTING -i $ps_if -j MARK --set-mark $marknum | 
 | 	rt_num=`expr $c_id + 120` | 
 |      | 
 |     echo "Info: ip route add default dev $eth_if table $rt_num " >> $test_log	 | 
 |     ip route add default dev $eth_if table $rt_num 	 | 
 | 		 | 
 | 	echo "Info: ip rule add to $pdp_ip fwmark $marknum table $rt_num " >> $test_log | 
 | 	ip rule add to $pdp_ip fwmark $marknum table $rt_num | 
 | 		 | 
 | 	marknum=`expr $c_id + 10` | 
 |     iptables -t mangle -A PREROUTING -i $eth_if -d ! $eth_ip/24 -j MARK --set-mark $marknum | 
 | 	rt_num=`expr $c_id + 100` | 
 |  | 
 | 	echo "Info: ip route add default dev $ps_if table $rt_num " >> $test_log | 
 |     ip route add default dev $ps_if table $rt_num | 
 | 	 | 
 | 	echo "Info: ip rule add from $pdp_ip fwmark $marknum table $rt_num " >> $test_log | 
 | 	ip rule add from $pdp_ip fwmark $marknum table $rt_num | 
 |  | 
 | 	ip route flush cache | 
 | 	 | 
 | 	#±¾µØÍøÂçÅäÖà | 
 |     iptables -t nat -I POSTROUTING -s $ps_ip -o $ps_if -j SNAT --to $pdp_ip | 
 |      | 
 | 	route_info=`ip route|grep default` | 
 | 	 | 
 | 	if [ "$route_info" == "" ];then | 
 | 		dns=`nv get $ps_if"_pridns"` | 
 | 		dns2=`nv get $ps_if"_secdns"` | 
 | 		if [ "-$dns" == "-" -o "-$dns" == "-0.0.0.0" ] && [ "-$dns2" == "-" -o "-$dns2" == "-0.0.0.0" ]; then | 
 | 			echo "Error:PPP no valid dns, use default dns." >> $test_log | 
 | 			dns="114.114.114.114" | 
 | 			dns2="8.8.8.8" | 
 | 		fi | 
 | 		if [ "-$dns" != "-" -a "-$dns" != "-0.0.0.0" ]; then | 
 | 			echo "nameserver $dns" >> /etc/resolv.conf | 
 | 		fi | 
 | 		if [ "-$dns2" != "-" -a "-$dns2" != "-0.0.0.0" ]; then | 
 | 			echo "nameserver $dns2" >> /etc/resolv.conf | 
 | 		fi | 
 | 		route add default dev $ps_if | 
 | 	else | 
 | 		echo "Debug: default route already exist." >> $test_log | 
 | 	fi | 
 | } | 
 |  | 
 | #ɾ³ý¶ÔÓ¦µÄ·ÓɹæÔò | 
 | route_del() | 
 | { | 
 |     pdp_ip=`nv get $ps_if"_ip"` | 
 | 	 | 
 | 	eth_ip=`nv get $eth_if"_ip"` | 
 | 	 | 
 | 	ps_ip=`nv get $ps_if"_pppip"` | 
 | 	 | 
 | 	marknum=`expr $c_id + 10` | 
 | 	rt_num=`expr $c_id + 100` | 
 | 	 | 
 | 	iptables -t mangle -D PREROUTING -i $eth_if -d ! $eth_ip/24 -j MARK --set-mark $marknum | 
 | 	ip rule del from $pdp_ip fwmark $marknum table $rt_num  | 
 |     ip route del default dev $ps_if table $rt_num | 
 | 	 | 
 |     marknum=`expr $c_id + 20` | 
 | 	rt_num=`expr $c_id + 120` | 
 |     iptables -t mangle -D PREROUTING -i $ps_if -j MARK --set-mark $marknum | 
 | 	ip rule del to $pdp_ip fwmark $marknum table $rt_num | 
 |     ip route del default dev $eth_if table $rt_num  | 
 | 	 | 
 | 	iptables -t nat -D POSTROUTING -s $ps_ip -o $ps_if -j SNAT --to $pdp_ip | 
 | 	 | 
 | 	ifconfig $ps_if down | 
 | 	if [ $? -ne 0 ];then | 
 | 	    echo "Error: ifconfig $ps_if down failed." >> $test_log | 
 |     fi | 
 | 	 | 
 |     #reset nv | 
 | 	nv set ppp_cid="" | 
 |     nv set $eth_if"_ip"=0.0.0.0 | 
 |     nv set $eth_if"_nm"=0.0.0.0 | 
 |     nv set $ps_if"_ip"=0.0.0.0 | 
 |     nv set $ps_if"_pridns"=0.0.0.0 | 
 |     nv set $ps_if"_secdns"=0.0.0.0 | 
 |     nv set $ps_if"_pppip"=0.0.0.0 | 
 | } | 
 |  | 
 | #############linkup  dhcpserver set############ | 
 | linkup_add_dns_to_dhcp6s_radvd_conf() | 
 | { | 
 |     #Ö±Á¬Ä£Ê½Ã»ÓÐÊÖ¶¯DNS | 
 |     ipv6_pridns_auto=`nv get $ps_if"_ipv6_pridns_auto"` | 
 |     ipv6_secdns_auto=`nv get $ps_if"_ipv6_secdns_auto"` | 
 |  | 
 |     if [ -n "$ipv6_pridns_auto" ] && [ "-$ipv6_pridns_auto" != "-::" ] && [ "-$ipv6_pridns_auto" != "-::0" ];then | 
 |         ipv6_prefer_dns=$ipv6_pridns_auto | 
 |     fi | 
 |  | 
 |     if [ -n "$ipv6_secdns_auto" ] && [ "-$ipv6_secdns_auto" != "-::" ] && [ "-$ipv6_secdns_auto" != "-::0" ];then | 
 |         ipv6_standby_dns=$ipv6_secdns_auto | 
 |     fi | 
 |  | 
 |     if [ "-$ipv6_prefer_dns" == "-" -a "-$ipv6_standby_dns" == "-" ]; then | 
 |         return | 
 |     else | 
 |         if [ -n "$1" ] && [ "-$1" == "-dhcp6s" ] ;then | 
 |             echo -e "\toption dns_servers $ipv6_prefer_dns $ipv6_standby_dns;" >> $dhcp6s_conf | 
 |         elif [ -n "$1" ] && [ "-$1" == "-radvd" ] ;then | 
 |             # del last line | 
 |             sed -i '$d' $radvd_conf | 
 |             echo -e "\tRDNSS $ipv6_prefer_dns $ipv6_standby_dns\n\t{" >> $radvd_conf | 
 |             echo -e "\t\tAdvRDNSSPreference 15;" >> $radvd_conf | 
 |             echo -e "\t\tAdvRDNSSOpen on;" >> $radvd_conf | 
 |             echo -e "\t};\n};" >> $radvd_conf | 
 |         fi | 
 | 		 | 
 |         if [ "-$dnsconfig" == "-0" ]; then | 
 |             echo "dnsconfig $1 $ipv6_prefer_dns, $ipv6_standby_dns" >> $test_log | 
 |             if [ "-$ipv6_prefer_dns" != "-" ]; then | 
 |                 echo "nameserver $ipv6_prefer_dns" >> /etc/resolv.conf | 
 |             fi | 
 |             if [ "-$ipv6_standby_dns" != "-" ]; then | 
 |                 echo "nameserver $ipv6_standby_dns" >> /etc/resolv.conf | 
 |             fi | 
 |             dnsconfig=1 | 
 |         fi | 
 |     fi | 
 | } | 
 |  | 
 | linkup_dhcpv6_set() | 
 | { | 
 |     dhcpv6_start=$pdp_ip | 
 |     dhcpv6_end=$pdp_ip | 
 |      | 
 |     #nvÖµ·Ç¿ÕÔò±íʾÓû§ÉèÖÃÁ˾²Ì¬ip¡¢gw | 
 |     gw=`nv get $ps_if"_ipv6_gw"` | 
 |      | 
 |     echo -e "interface $eth_if {" > $dhcp6s_conf | 
 |     if [ "-$b_dhcpv6stateEnabled" = "-1" ];then | 
 |         echo -e "\tserver-preference 255;\n\trenew-time 6000;" >> $dhcp6s_conf | 
 |         echo -e "\trebind-time 9000;\n\tprefer-life-time 1300;" >> $dhcp6s_conf | 
 |         echo -e "\tvalid-life-time 2000;\n\tallow rapid-commit;" >> $dhcp6s_conf | 
 |         echo -e "\tlink $eth_if {\n\t\tallow unicast;\n\t\tsend unicast;" >> $dhcp6s_conf | 
 |         echo -e "\t\tpool {\n\t\t\trange $dhcpv6_start to $dhcpv6_end/$prefix_len;" >> $dhcp6s_conf | 
 |         echo -e "\t\t};\n\t};" >> $dhcp6s_conf | 
 |         linkup_add_dns_to_dhcp6s_radvd_conf dhcp6s | 
 |         echo -e "};" >> $dhcp6s_conf | 
 |         dhcp6s -dDf -c $dhcp6s_conf $eth_if & | 
 |     else | 
 |         #slaac with dhcp statelessset dns info | 
 |         if [ "-$b_dhcpv6statelessEnabled" = "-1" ];then | 
 |             echo -e "\tlink $eth_if {\n\t};" >> $dhcp6s_conf | 
 |             linkup_add_dns_to_dhcp6s_radvd_conf dhcp6s | 
 |             echo -e "};" >> $dhcp6s_conf | 
 |             dhcp6s -dDf -c $dhcp6s_conf $eth_if & | 
 | 			if [ $? -ne 0 ];then | 
 |                 echo "Error: dhcp6s -dDf -c $dhcp6s_conf $eth_if failed." >> $test_log | 
 |             fi | 
 |         fi | 
 |     fi | 
 | } | 
 |  | 
 | #»ñÈ¡ip²¢ÅäÖÃps¡¢eth | 
 | ip6addr_set() | 
 | { | 
 |     #disable the forwarding to send RS and not set the addr when receive ra packet | 
 |     echo 0 > /proc/sys/net/ipv6/conf/all/forwarding | 
 |     echo 0 > /proc/sys/net/ipv6/conf/$ps_if/accept_ra | 
 |     echo 0 > /proc/sys/net/ipv6/conf/$eth_if/accept_ra | 
 |  | 
 |     #call the slaac program to get the prefix addr  | 
 |     ifconfig $ps_if up 2>>$test_log | 
 | 	if [ $? -ne 0 ];then | 
 | 	    echo "Error: ifconfig $ps_if up failed." >> $test_log | 
 |     fi | 
 | 	prefix_info_temp=`nv get $ps_if"_ipv6_prefix_info"` | 
 | 	#Èç¹ûµ±Ç°Ã»ÓÐǰ׺£¬ÔòÖ±½ÓÆô¶¯slaac£¬Èç¹ûµ±Ç°Ç°×ºÒѾÉèÖã¬Ôò˵Ã÷ÒѾ»ñÈ¡µ½£¬Ö±½ÓÅäÖÃIPµØÖ·¼´¿É | 
 | 	if [ -n "$prefix_info_temp" -a "-$prefix_info_temp" != "-::" ]; then | 
 | 		ret_code=0 | 
 | 	else | 
 | 		sleep 1 | 
 | 		interface_id_temp1=`nv get $ps_if"_ipv6_interface_id"` | 
 | 		local_ipv6_addr="fe80::"$interface_id_temp1 | 
 | 		local_ipv6_addr_nv="$ps_if""_local_ipv6_addr" | 
 | 		nv set $local_ipv6_addr_nv=$local_ipv6_addr | 
 | 		ip -6 addr add $local_ipv6_addr/64 dev $ps_if 2>>$test_log | 
 | 		zte_ipv6_slaac -i "$ps_if"  | 
 | 		ret_code=$? | 
 | 	fi | 
 |  | 
 |     echo "Info: zte_ipv6_slaac return: $ret_code" >> $test_log | 
 |     echo "the program zte_ipv6_slaac return  = $ret_code" | 
 |     if [ $ret_code -eq 0 ]; then | 
 |         echo "the zte_ipv6_slaac success" | 
 |         interface_id_temp=`nv get $ps_if"_ipv6_interface_id"` | 
 |         prefix_info_temp=`nv get $ps_if"_ipv6_prefix_info"` | 
 |          | 
 |         echo "##############1##########" | 
 |         echo "$interface_id_temp" | 
 |         echo "$prefix_info_temp" | 
 |         echo "##############2##########" | 
 |          | 
 |         #pdp ¼¤»îµÄipv6µØÖ· | 
 |         pdp_ip6=$prefix_info_temp$interface_id_temp | 
 |         #pdp¼¤»îµØÖ·£¬ÊÊÅäÒ³ÃæÊ¹Óà | 
 |         nv set ipv6_wan_ipaddr="$pdp_ip6" | 
 |          | 
 |         ipv6_addr_conver $pdp_ip6 "$ps_if" | 
 |          | 
 |         #¸øeth·ÖÅ䵨ַ£¬Ê¹ÓÃipv6_addr_converÔÚµÚ15+1 | 
 |         eth_ip6=`nv get ipv6_br0_addr` | 
 |  | 
 |         ip -6 addr add $eth_ip6/64 dev $eth_if  | 
 | 		if [ $? -ne 0 ];then | 
 | 	        echo "Error: ip -6 addr add $eth_ip6/64 dev $eth_if failed." >> $test_log | 
 |         fi | 
 |         #¸øÍâÍø¿Ú·ÖÅ䵨ַ£¬Ê¹ÓÃipv6_addr_converÔÚµÚ15+2 | 
 |         ps_ip6=`nv get $ps_if"_dhcpv6_start"` | 
 |         nv set $ps_if"_ipv6_ip"=$ps_ip6 | 
 |         ip -6 addr add $ps_ip6/126 dev $ps_if 2>>$test_log | 
 | 		if [ $? -ne 0 ];then | 
 | 	        echo "Error: ip -6 addr add $ps_ip6/126 dev $ps_if failed." >> $test_log | 
 |         fi | 
 | 		nv set $ps_if"_ipv6_state"="working" | 
 |          | 
 |         echo "Info: zte_ipv6_slaac pdp_ip6: $pdp_ip6" >> $test_log | 
 |         echo "Info: zte_ipv6_slaac ps_ip6: $ps_ip6" >> $test_log | 
 |         echo "Info: zte_ipv6_slaac eth_ip6: $eth_ip6" >> $test_log | 
 |     else | 
 |         echo "the zte_ipv6_slaac fail" | 
 | 		nv set $ps_if"_ipv6_state"="dead" | 
 |         exit 1 | 
 |     fi | 
 | } | 
 |  | 
 | #·ÓɹæÔò£¬psÓëeth¼¶Áª | 
 | route6_set()	 | 
 | { | 
 | 	echo 0 > /proc/sys/net/ipv6/conf/all/forwarding  | 
 |  | 
 |     marknum=`expr $c_id + 60` | 
 |     ip6tables -t mangle -A PREROUTING -i $ps_if -j MARK --set-mark $marknum | 
 |     rt_num=`expr $c_id + 160` | 
 |     ip -6 route add default dev $eth_if table $rt_num | 
 |     ip -6 rule add to $pdp_ip6/64 fwmark $marknum table $rt_num | 
 |  | 
 |     marknum=`expr $c_id + 50` | 
 |     ip6tables -t mangle -A PREROUTING -i $eth_if -j MARK --set-mark $marknum | 
 |     rt_num=`expr $c_id + 150` | 
 |     ip -6 route add default dev $ps_if table $rt_num | 
 |     ip -6 rule add from $pdp_ip6/64 fwmark $marknum table $rt_num | 
 |  | 
 |     ip6tables -t filter -A FORWARD -p icmpv6 --icmpv6-type 135 -j DROP | 
 | 	 | 
 |     ip -6 route flush cache | 
 | 	 | 
 |     #Õâ¾äÉèÍ꣬ÀïÃæ¿ÉÒÔpingͨÍâÍøÁË | 
 |     echo "Info: route6_set pdp_ip6=$pdp_ip6" >> $test_log | 
 |      | 
 |     ip -6 route add default dev $ps_if 2>>$test_log | 
 |     if [ $? -ne 0 ];then | 
 | 	    echo "Error: ip -6 route add default dev $ps_if failed." >> $test_log | 
 |     fi | 
 | 		 | 
 |     #enable ipv6 packet forwarding | 
 |     echo 1 > /proc/sys/net/ipv6/conf/all/forwarding | 
 |     echo 1 > /proc/sys/net/ipv6/conf/$ps_if/accept_ra | 
 |     echo 1 > /proc/sys/net/ipv6/conf/$eth_if/accept_ra | 
 |     #enable ipv6 neigh discovery proxy | 
 |     echo 1 > /proc/sys/net/ipv6/conf/all/proxy_ndp | 
 |      | 
 |     ndp_kill | 
 |     zte_ndp -a -s $eth_if -d $ps_if -l $ndp_log -p & | 
 | } | 
 |  | 
 | #############linkup radvd set############ | 
 | linkup_radvd_set()  | 
 | { | 
 |     echo "enter linkup_radvd_set " | 
 |      | 
 |     prefix_len=64 | 
 |      | 
 |     rm -rf $radvd_conf | 
 |      | 
 |     if [ "-$b_dhcpv6stateEnabled" = "-1" ];then | 
 |         echo -e "interface $eth_if\n{\n\tAdvSendAdvert on;" > $radvd_conf | 
 |         echo -e "\tAdvManagedFlag on;\n};" >> $radvd_conf | 
 |         radvd_kill | 
 | 		rm -rf $radvd_pidfile | 
 |         radvd -d 3 -C $radvd_conf -p $radvd_pidfile& | 
 |         echo  "leave linkup_radvd_set " | 
 |         return | 
 |     fi | 
 |      | 
 |     echo "Info: psext_updown_ipv6.sh eth_if:$eth_if, prefix_len:$prefix_len" >> $test_log | 
 |     echo "prefix_len:$prefix_len" | 
 |      | 
 |     cp $path_ro/radvd_template.conf $radvd_conf | 
 | 	 | 
 | 	sed  -i -e 's/#ipv6_wan_addr#\/64/#ipv6_wan_addr#\/#prefix_len#/g' $radvd_conf | 
 |     sed  -i -e s/br0/$eth_if/g $radvd_conf | 
 |     sed  -i -e s/#ipv6_wan_addr#/$eth_ip6/g $radvd_conf  | 
 |     sed  -i -e s/#prefix_len#/$prefix_len/g $radvd_conf | 
 |     sed  -i -e s/#adv_switch#/on/g $radvd_conf  | 
 |  | 
 |     #slaac with dns info | 
 |     if [ "-$b_dhcpv6statelessEnabled" = "-1" ];then | 
 |         echo "use dhcpv6stateless for dns" | 
 |     else | 
 |         sed -i -e 's/AdvOtherConfigFlag on;/AdvOtherConfigFlag off;/g' $radvd_conf | 
 |         linkup_add_dns_to_dhcp6s_radvd_conf radvd | 
 |     fi | 
 |  | 
 |     radvd_kill | 
 |     sleep 1 | 
 | 	rm -rf $radvd_pidfile | 
 |     radvd -d 3 -C $radvd_conf -p $radvd_pidfile & | 
 |      | 
 |     echo  "leave linkup_radvd_set " | 
 | } | 
 |  | 
 | #Çå³ýÏàÓ¦µÄradvd½ø³Ì | 
 | linkdown_radvd_set() | 
 | { | 
 |     #¸úÖÕ¶ËÁ¬½ÓµÄÍø¿ÚÖ±½Ó»ádown£¬ËùÒÔ²»ÓÃÏñufiÒ»ÑùÉèÖóÉ1sÓÐЧÆÚ | 
 |     radvd_kill | 
 | } | 
 |  | 
 | #Çå³ýÏàÓ¦µÄDHCPv6½ø³Ì | 
 | linkdown_dhcpv6_server_set() | 
 | { | 
 |     dhcp6s_kill | 
 | } | 
 |  | 
 | #ɾ³ýÏàÓ¦µÄipv6·ÓɹæÔò | 
 | route6_del() | 
 | { | 
 |     eth_ip6=`nv get ipv6_br0_addr` | 
 |     ps_ip6=`nv get $ps_if"_ipv6_ip"` | 
 |     pdp_ip6=`nv get ipv6_wan_ipaddr` | 
 |  | 
 |     ip6tables -t filter -D FORWARD -p icmpv6 --icmpv6-type 135 -j DROP | 
 | 	 | 
 |     marknum=`expr $c_id + 50` | 
 |     rt_num=`expr $c_id + 150` | 
 |     ip -6 rule del from $pdp_ip6/64 fwmark $marknum table $rt_num | 
 |     ip6tables -t mangle -D PREROUTING -i $eth_if -j MARK --set-mark $marknum | 
 |     ip -6 route del default dev $ps_if table $rt_num | 
 |  | 
 |     marknum=`expr $c_id + 60` | 
 |     rt_num=`expr $c_id + 160` | 
 |     ip -6 rule del to $pdp_ip6/64 fwmark $marknum table $rt_num | 
 |     ip6tables -t mangle -D PREROUTING -i $ps_if -j MARK --set-mark $marknum | 
 |     ip -6 route del default dev $eth_if table $rt_num | 
 |  | 
 |     ip -6 addr del $eth_ip6/64 dev $eth_if | 
 | 	#if [ $? -ne 0 ];then | 
 | 	#    echo "Error: ip -6 addr del $eth_ip/64 dev $eth_if failed." >> $test_log | 
 |     #fi | 
 |     ip -6 addr del $ps_ip6/126 dev $ps_if | 
 | 	#if [ $? -ne 0 ];then | 
 | 	#    echo "Error: ip -6 addr del $ps_ip6/126 dev $ps_if  failed." >> $test_log | 
 |     #fi | 
 |     ip -6 route del default | 
 | 	#if [ $? -ne 0 ];then | 
 | 	#    echo "Error: ip -6 route del default failed." >> $test_log | 
 |     #fi | 
 |  | 
 |     ifconfig $eth_if down 2>>$test_log | 
 | 	#if [ $? -ne 0 ];then | 
 |     #    echo "Error: ifconfig $eth_if down failed." >> $test_log | 
 |     #fi | 
 |     ifconfig $ps_if down 2>>$test_log | 
 | 	if [ $? -ne 0 ];then | 
 | 	    echo "Error: ifconfig $ps_if down failed." >> $test_log | 
 |     fi | 
 |  | 
 |     echo 0 > /proc/sys/net/ipv6/conf/$ps_if/accept_ra | 
 | 	 | 
 |     #reset nv | 
 |     nv set ppp_cid="" | 
 |     nv set $ps_if"_pppv6_ip"="::" | 
 |     nv set $ps_if"_ipv6_ip"="::" | 
 |     nv set $ps_if"_ipv6_pridns_auto"="::" | 
 |     nv set $ps_if"_ipv6_secdns_auto"="::" | 
 |     nv set $ps_if"_ipv6_gw"="::" | 
 |     nv set $ps_if"_ipv6_interface_id"="::" | 
 |     nv set $ps_if"_ipv6_prefix_info"="::" | 
 |     nv set $ps_if"_dhcpv6_start"="::" | 
 |     nv set $ps_if"_dhcpv6_end"="::" | 
 |  | 
 |     #ÊÊÅäÒ³ÃæµÈÆäËûµØ·½Ê¹ÓÃÀÏNV | 
 |     nv set ipv6_wan_ipaddr="::" | 
 | 	nv set $ps_if"_ipv6_state"="dead" | 
 | 	 | 
 | 	local_ipv6_addr_nv="$ps_if""_local_ipv6_addr" | 
 | 	nv set $local_ipv6_addr_nv="::" | 
 |  | 
 |     ndp_kill | 
 | } | 
 |  | 
 | if [ "$1" == "linkup" ]; then | 
 | 	if [ "$pdp_type" != "IPV6" ]; then | 
 | 		ipaddr_set | 
 | 		route_set | 
 | 	fi | 
 | 	if [ "$pdp_type" == "IPV6" -o "$pdp_type" == "IPV4V6" ]; then | 
 | 		ip6addr_set | 
 | 		route6_set | 
 | 		linkup_dhcpv6_set | 
 | 		linkup_radvd_set | 
 | 	fi | 
 | elif [ "$1" == "linkdown" ]; then | 
 | 	if [ "$pdp_type" != "IPV6" ]; then		 | 
 | 	    route_del | 
 | 	fi	 | 
 | 	if [ "$pdp_type" == "IPV6" -o "$pdp_type" == "IPV4V6" ]; then 	 | 
 | 		linkdown_radvd_set | 
 | 		linkdown_dhcpv6_server_set | 
 | 		route6_del | 
 | 		slaac_kill | 
 | 	fi | 
 | 	route_info=`ip route|grep default` | 
 | 	if [ "$route_info" == "" ];then | 
 | 		echo "" > /etc/resolv.conf | 
 | 	fi | 
 | fi | 
 |  | 
 | echo "Info: ppp_updown.sh $1 $2 leave" >> $test_log |