diff --git a/v2ray_installer.sh b/v2ray_installer.sh
index 34994b8..d96417e 100644
--- a/v2ray_installer.sh
+++ b/v2ray_installer.sh
@@ -80,15 +80,6 @@ install_dependencies() {
         apt update -y
         apt install -y wget curl unzip vim openssl socat
     fi
-    
-    # 检查IPv6支持
-    echo -e "${BLUE}检查IPv6支持...${PLAIN}"
-    if [ ! -f /proc/sys/net/ipv6/conf/all/disable_ipv6 ] || [ "$(cat /proc/sys/net/ipv6/conf/all/disable_ipv6)" != "0" ]; then
-        echo -e "${YELLOW}启用IPv6支持...${PLAIN}"
-        echo "net.ipv6.conf.all.disable_ipv6 = 0" >> /etc/sysctl.conf
-        echo "net.ipv6.conf.default.disable_ipv6 = 0" >> /etc/sysctl.conf
-        sysctl -p
-    fi
 }
 
 # 时间校准
@@ -120,80 +111,12 @@ install_firewall() {
         firewall-cmd --zone=public --add-port=22/tcp --permanent
         firewall-cmd --zone=public --add-port=80/tcp --permanent
         firewall-cmd --zone=public --add-port=443/tcp --permanent
-        # 允许IPv6流量
-        firewall-cmd --zone=public --add-port=22/tcp --permanent --ipv6
-        firewall-cmd --zone=public --add-port=80/tcp --permanent --ipv6
-        firewall-cmd --zone=public --add-port=443/tcp --permanent --ipv6
         firewall-cmd --reload
     else
         apt install -y ufw
         ufw enable
         ufw allow 'OpenSSH'
         ufw allow 'Nginx Full'
-        # 确保IPv6规则也被应用
-        sed -i 's/IPV6=no/IPV6=yes/g' /etc/default/ufw
-        ufw reload
-    fi
-}
-
-# 配置IPv6支持
-configure_ipv6() {
-    echo -e "${BLUE}配置IPv6支持...${PLAIN}"
-    
-    # 确保系统启用IPv6
-    if [ -f /proc/sys/net/ipv6/conf/all/disable_ipv6 ]; then
-        echo 0 > /proc/sys/net/ipv6/conf/all/disable_ipv6
-        echo 0 > /proc/sys/net/ipv6/conf/default/disable_ipv6
-    fi
-    
-    # 持久化IPv6配置
-    cat > /etc/sysctl.d/99-ipv6.conf << EOF
-net.ipv6.conf.all.disable_ipv6 = 0
-net.ipv6.conf.default.disable_ipv6 = 0
-net.ipv6.conf.lo.disable_ipv6 = 0
-EOF
-    sysctl -p /etc/sysctl.d/99-ipv6.conf
-    
-    # 检查网络接口IPv6配置
-    if [ "$OS" == "centos" ]; then
-        # CentOS/RHEL系统
-        for iface in $(ls /etc/sysconfig/network-scripts/ifcfg-* | grep -v ifcfg-lo); do
-            if ! grep -q "IPV6INIT=yes" $iface; then
-                echo "IPV6INIT=yes" >> $iface
-            fi
-        done
-        systemctl restart network
-    else
-        # Debian/Ubuntu系统
-        if [ -f /etc/network/interfaces ]; then
-            # 旧版本Debian/Ubuntu
-            if ! grep -q "iface eth0 inet6 auto" /etc/network/interfaces; then
-                echo "iface eth0 inet6 auto" >> /etc/network/interfaces
-            fi
-            systemctl restart networking
-        elif [ -d /etc/netplan ]; then
-            # 新版本Ubuntu使用netplan
-            for config in /etc/netplan/*.yaml; do
-                if [ -f "$config" ]; then
-                    # 确保YAML文件中包含IPv6配置
-                    if ! grep -q "dhcp6: true" "$config"; then
-                        # 备份原文件
-                        cp "$config" "${config}.bak"
-                        # 修改配置添加IPv6支持
-                        sed -i '/dhcp4: true/a\      dhcp6: true' "$config"
-                    fi
-                fi
-            done
-            netplan apply
-        fi
-    fi
-    
-    # 检查IPv6连接
-    echo -e "${BLUE}检查IPv6连接...${PLAIN}"
-    if ping6 -c 3 ipv6.google.com > /dev/null 2>&1; then
-        echo -e "${GREEN}IPv6连接正常${PLAIN}"
-    else
-        echo -e "${YELLOW}无法通过IPv6连接到互联网，但本地IPv6配置已完成${PLAIN}"
     fi
 }
 
@@ -216,9 +139,6 @@ install_v2ray() {
     # 时间校准
     time_sync
     
-    # 配置IPv6支持
-    configure_ipv6
-    
     # 安装防火墙
     install_firewall