diff --git a/README-zh.md b/README-zh.md
index d087bcb..835ddb5 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -68,7 +68,7 @@ wget https://git.io/vpnsetup -O vpnsetup.sh && sudo sh vpnsetup.sh
**-或者-**
-一个专用服务器,或者基于 KVM/Xen 的虚拟专用服务器 (VPS),全新安装以上操作系统之一。OpenVZ VPS 不受支持,用户可以另外尝试比如 Shadowsocks 或者 OpenVPN。
+一个专用服务器,或者基于 KVM/Xen 的虚拟专用服务器 (VPS),全新安装以上操作系统之一。OpenVZ VPS 不受支持,用户可以另外尝试 OpenVPN。
这也包括各种公共云服务中的 Linux 虚拟机,比如 DigitalOcean, Vultr, Linode, Google Compute Engine, Amazon Lightsail, Microsoft Azure, IBM Cloud, OVH 和 Rackspace。
@@ -151,7 +151,7 @@ sh vpnsetup.sh
如果需要添加,修改或者删除 VPN 用户账户,请参见 管理 VPN 用户。该文档包含辅助脚本,以方便管理 VPN 用户。
-在 VPN 已连接时,客户端配置为使用 Google Public DNS。如果偏好其它的域名解析服务,编辑 `/etc/ppp/options.xl2tpd` 和 `/etc/ipsec.conf` 并替换 `8.8.8.8` 和 `8.8.4.4`,然后重启服务器。或者,你也可以在运行 VPN 脚本时定义变量 `VPN_DNS_SRV1` 和 `VPN_DNS_SRV2`(可选)。
+在 VPN 已连接时,客户端配置为使用 Google Public DNS。如果偏好其它的域名解析服务,编辑 `/etc/ppp/options.xl2tpd` 和 `/etc/ipsec.conf` 并替换 `8.8.8.8` 和 `8.8.4.4`,然后重启服务器。高级用户可以在运行 VPN 脚本时定义 `VPN_DNS_SRV1` 和 `VPN_DNS_SRV2`(可选)。
使用内核支持有助于提高 IPsec/L2TP 性能。它在以下系统上可用: Ubuntu 18.04/16.04, Debian 9 和 CentOS 7/6. Ubuntu 系统需要安装 `linux-modules-extra-$(uname -r)`(或者 `linux-image-extra`),然后运行 `service xl2tpd restart`。
@@ -185,9 +185,8 @@ wget https://git.io/vpnupgrade-centos -O vpnupgrade.sh
## 另见
- IPsec VPN Server on Docker
-- IKEv2 VPN Server on Docker
-- Streisand
- Algo VPN
+- Streisand
- OpenVPN Install
## 授权协议
diff --git a/README.md b/README.md
index 5deaa2d..0befadc 100644
--- a/README.md
+++ b/README.md
@@ -68,7 +68,7 @@ Please see OpenVPN or Shadowsocks.
+A dedicated server or KVM/Xen-based virtual private server (VPS), freshly installed with one of the above OS. OpenVZ VPS is not supported, users could instead try OpenVPN.
This also includes Linux VMs in public clouds, such as DigitalOcean, Vultr, Linode, Google Compute Engine, Amazon Lightsail, Microsoft Azure, IBM Cloud, OVH and Rackspace.
@@ -151,7 +151,7 @@ For servers with an external firewall (e.g. Manage VPN Users. Helper scripts are included for convenience.
-Clients are set to use Google Public DNS when the VPN is active. If another DNS provider is preferred, replace `8.8.8.8` and `8.8.4.4` in both `/etc/ppp/options.xl2tpd` and `/etc/ipsec.conf`, then reboot your server. Alternatively, you may define `VPN_DNS_SRV1` and optionally `VPN_DNS_SRV2` when running the VPN setup script.
+Clients are set to use Google Public DNS when the VPN is active. If another DNS provider is preferred, replace `8.8.8.8` and `8.8.4.4` in both `/etc/ppp/options.xl2tpd` and `/etc/ipsec.conf`, then reboot your server. Advanced users can define `VPN_DNS_SRV1` and optionally `VPN_DNS_SRV2` when running the VPN setup script.
Using kernel support could improve IPsec/L2TP performance. It is available on Ubuntu 18.04/16.04, Debian 9 and CentOS 7/6. Ubuntu users: Install `linux-modules-extra-$(uname -r)` (or `linux-image-extra`), then run `service xl2tpd restart`.
@@ -185,9 +185,8 @@ Please refer to Uninstall the VPNIPsec VPN Server on Docker
-- IKEv2 VPN Server on Docker
-- Streisand
- Algo VPN
+- Streisand
- OpenVPN Install
## License