diff --git a/install.sh b/install.sh
index cefc4b3..c230243 100644
--- a/install.sh
+++ b/install.sh
@@ -729,8 +729,8 @@ install_v2ray() {
 	echo -e "$yellow 同步系统仓库并安装必须组件，请骚吼~~~~~~~~~ $none"
 	echo
 	echo
-	$cmd update -y
 	if [[ $cmd == "apt-get" ]]; then
+		$cmd update -y
 		$cmd install -y socat lrzsz git zip unzip curl wget qrencode libcap2-bin
 	else
 		# $cmd install -y lrzsz git zip unzip curl wget qrencode libcap iptables-services
@@ -835,15 +835,21 @@ backup_config() {
 }
 
 get_ip() {
-	ip=$(curl -s https://ipinfo.io/ip)
-	[[ -z $ip ]] && ip=$(curl -s https://api.ip.sb/ip)
-	[[ -z $ip ]] && ip=$(curl -s https://api.ipify.org)
-	[[ -z $ip ]] && ip=$(curl -s https://ip.seeip.org)
-	[[ -z $ip ]] && ip=$(curl -s https://ifconfig.co/ip)
-	[[ -z $ip ]] && ip=$(curl -s https://api.myip.com | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
-	[[ -z $ip ]] && ip=$(curl -s icanhazip.com)
-	[[ -z $ip ]] && ip=$(curl -s myip.ipip.net | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
+	ip=$(curl -4 -s https://ipinfo.io/ip)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://api.ip.sb/ip)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://api.ipify.org)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://ip.seeip.org)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://ifconfig.co/ip)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://api.myip.com | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
+	[[ -z $ip ]] && ip=$(curl -4 -s icanhazip.com)
+	[[ -z $ip ]] && ip=$(curl -4 -s myip.ipip.net | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
 	[[ -z $ip ]] && echo -e "\n$red 这垃圾小鸡扔了吧！$none\n" && exit
+
+	v6ip=$(curl -6 -s https://ifconfig.co/ip)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s https://api.ip.sb/ip)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s https://ip.seeip.org)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s http://icanhazip.com)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s https://api.myip.com | cut -d\" -f4)
 }
 
 error() {
@@ -889,6 +895,7 @@ _install() {
 		echo
 		exit 1
 	fi
+	_disableselinux
 	v2ray_config
 	blocked_hosts
 	shadowsocks_config
@@ -941,6 +948,17 @@ _uninstall() {
 
 }
 
+_disableselinux () {
+  # Configure SELinux
+  type selinuxenabled >/dev/null 2>&1 || return 0;
+  [[ ! -f /etc/selinux/config ]] && return 0;
+  if selinuxenabled; then
+    setenforce Permissive
+    # disable selinux needs reboot, set to Permissive
+    sed -i 's/^SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
+  fi
+}
+
 args=$1
 _gitbranch=$2
 [ -z $1 ] && args="online"
diff --git a/src/init.sh b/src/init.sh
index 34a38ab..1261ba0 100644
--- a/src/init.sh
+++ b/src/init.sh
@@ -1,3 +1,49 @@
+_black() { echo -e "$(tput setaf 0)$*$(tput setaf 9)"; }
+_red() { echo -e "$(tput setaf 1)$*$(tput setaf 9)"; }
+_green() { echo -e "$(tput setaf 2)$*$(tput setaf 9)"; }
+_yellow() { echo -e "$(tput setaf 3)$*$(tput setaf 9)"; }
+_blue() { echo -e "$(tput setaf 4)$*$(tput setaf 9)"; }
+_magenta() { echo -e "$(tput setaf 5)$*$(tput setaf 9)"; }
+_cyan() { echo -e "$(tput setaf 6)$*$(tput setaf 9)"; }
+_white() { echo -e "$(tput setaf 7)$*$(tput setaf 9)"; }
+
+_addtocron () {
+  local PROG="$1"
+  local CRONLINE="$2"
+
+  # empty crontab
+  if ! crontab -l >/dev/null 2>&1; then
+    echo "$CRONLINE" | crontab
+  else
+    # add if $PROG not exists
+    if ! crontab -l | grep -q "$PROG";  then
+      (crontab -l; echo "$CRONLINE") | crontab
+    else
+      echo "> $PROG exists in cron, skipping."
+    fi
+  fi
+}
+
+_removefromcron () {
+  local PROG="$1"
+  if crontab -l | grep -q "$PROG";  then
+    crontab -l | grep -v "$PROG" | crontab
+  fi
+}
+
+_disablecronmail() {
+  if [[ ! -f /etc/sysconfig/crond ]]; then
+	return 0
+  fi
+  sed -i '/^CRONDARGS/d' /etc/sysconfig/crond
+  if crond -h 2>&1 | grep -- '-s'; then
+    sed -i '$aCRONDARGS="-s -m off"' /etc/sysconfig/crond
+  else
+    sed -i '$aCRONDARGS="-m off"' /etc/sysconfig/crond
+  fi
+  service crond restart
+}
+
 _rm() {
 	rm -rf "$@"
 }
@@ -17,15 +63,21 @@ _load() {
 }
 
 get_ip() {
-	ip=$(curl -s https://ipinfo.io/ip)
-	[[ -z $ip ]] && ip=$(curl -s https://api.ip.sb/ip)
-	[[ -z $ip ]] && ip=$(curl -s https://api.ipify.org)
-	[[ -z $ip ]] && ip=$(curl -s https://ip.seeip.org)
-	[[ -z $ip ]] && ip=$(curl -s https://ifconfig.co/ip)
-	[[ -z $ip ]] && ip=$(curl -s https://api.myip.com | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
-	[[ -z $ip ]] && ip=$(curl -s icanhazip.com)
-	[[ -z $ip ]] && ip=$(curl -s myip.ipip.net | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
+	ip=$(curl -4 -s https://ipinfo.io/ip)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://api.ip.sb/ip)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://api.ipify.org)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://ip.seeip.org)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://ifconfig.co/ip)
+	[[ -z $ip ]] && ip=$(curl -4 -s https://api.myip.com | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
+	[[ -z $ip ]] && ip=$(curl -4 -s icanhazip.com)
+	[[ -z $ip ]] && ip=$(curl -4 -s myip.ipip.net | grep -oE "([0-9]{1,3}\.){3}[0-9]{1,3}")
 	[[ -z $ip ]] && echo -e "\n$red 这垃圾小鸡扔了吧！$none\n" && exit
+
+	v6ip=$(curl -6 -s https://ifconfig.co/ip)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s https://api.ip.sb/ip)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s https://ip.seeip.org)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s http://icanhazip.com)
+	[[ -z $v6ip ]] && v6ip=$(curl -6 -s https://api.myip.com | cut -d\" -f4)
 }
 
 error() {
diff --git a/src/ss-info.sh b/src/ss-info.sh
index 6f8b469..b5bd971 100644
--- a/src/ss-info.sh
+++ b/src/ss-info.sh
@@ -13,6 +13,11 @@ if [[ $shadowsocks ]]; then
 	echo
 	echo -e "$yellow 服务器地址 = $cyan${ip}$none"
 	echo
+	if [[ $v6ip ]]; then
+		local ssv6="ss://${cipherstr}@[${v6ip}]:${ssport}#v2ray6.com_ss_${ip}"
+		echo -e "$yellow 服务器IPv6地址 = $cyan${v6ip}$none"
+		echo
+	fi
 	echo -e "$yellow 服务器端口 = $cyan$ssport$none"
 	echo
 	echo -e "$yellow 密码 = $cyan$sspass$none"
@@ -21,6 +26,10 @@ if [[ $shadowsocks ]]; then
 	echo
 	echo -e "$yellow SS 链接 = ${cyan}$ss$none"
 	echo
+	if [[ $ssv6 ]]; then
+		echo -e "$yellow SS IPv6 链接 = ${cyan}$ssv6$none"
+		echo
+	fi
 	if [[ $ssray ]]; then
 		echo -e "$yellow SS + V2ray - Plugin 地址 = ${cyan}${ssray_domain}$none"
 		echo
diff --git a/src/v2ray-info.sh b/src/v2ray-info.sh
index 8254222..79f5cc8 100644
--- a/src/v2ray-info.sh
+++ b/src/v2ray-info.sh
@@ -71,6 +71,7 @@ _v2_args() {
 }
 
 _v2_info() {
+	[[ -z $ip ]] && get_ip
 	echo
 	echo
 	echo "---------- V2Ray 配置信息 -------------"
@@ -106,6 +107,10 @@ _v2_info() {
 		echo
 		echo -e "$yellow 地址 (Address) = $cyan${ip}$none"
 		echo
+		if [[ $v6ip ]]; then
+			echo -e "$yellow IPv6 地址 (Address) = $cyan${v6ip}$none"
+			echo
+		fi
 		echo -e "$yellow 端口 (Port) = $cyan$v2ray_port$none"
 		echo
 		echo -e "$yellow 用户ID (User ID / UUID) = $cyan${v2ray_id}$none"
diff --git a/v2ray.sh b/v2ray.sh
index f2d7263..89dc45b 100644
--- a/v2ray.sh
+++ b/v2ray.sh
@@ -150,6 +150,23 @@ create_vmess_URL_config() {
 			"tls": ""
 		}
 		EOF
+		if [[ $v6ip ]]; then
+			cat >/etc/v2ray/vmess_qrv6.json <<-EOF
+			{
+				"v": "2",
+				"ps": "v2ray6.com_${v6ip}",
+				"add": "${ip}",
+				"port": "${v2ray_port}",
+				"id": "${v2ray_id}",
+				"aid": "${alterId}",
+				"net": "${net}",
+				"type": "${header}",
+				"host": "${host}",
+				"path": "",
+				"tls": ""
+			}
+			EOF
+		fi
 	fi
 }
 view_v2ray_traffic() {
@@ -2575,7 +2592,12 @@ get_v2ray_vmess_URL_link() {
 	echo
 	echo -e ${cyan}$vmess${none}
 	echo
-	rm -rf /etc/v2ray/vmess_qr.json
+	if [[ -f /etc/v2ray/vmess_qrv6.json ]]; then
+		local vmessv6="vmess://$(cat /etc/v2ray/vmess_qrv6.json | base64 -w 0)"
+		echo "IPv6:地址直链："
+		echo -e ${cyan}$vmessv6${none}
+	fi
+	rm -f /etc/v2ray/vmess_qr.json /etc/v2ray/vmess_qrv6.json 
 }
 other() {
 	while :; do