Minor corrections to docs

README-zh.md

@@ -105,7 +105,7 @@ sudo sh vpnsetup_centos.sh
 
 ## 重要提示
 
-**Windows 用户** 在首次连接之前需要<a href="docs/clients-zh.md#regkey" target="_blank">修改一次注册表</a>，以解决 VPN 服务器和客户端与 NAT （比如家用路由器）的兼容问题。另外如果遇到`Error 628`，请打开 VPN 连接属性的<a href="https://github.com/hwdsl2/setup-ipsec-vpn/issues/7#issuecomment-210084875" target="_blank">"安全"选项卡</a>，启用 `CHAP` 选项并禁用 `MS-CHAP v2`。
+**Windows 用户** 在首次连接之前需要<a href="docs/clients-zh.md#windows" target="_blank">修改一次注册表</a>，以解决 VPN 服务器和客户端与 NAT （比如家用路由器）的兼容问题。另外如果遇到`Error 628`，请打开 VPN 连接属性的<a href="https://github.com/hwdsl2/setup-ipsec-vpn/issues/7#issuecomment-210084875" target="_blank">"安全"选项卡</a>，启用 `CHAP` 选项并禁用 `MS-CHAP v2`。
 
 **Android 6 (Marshmallow) 用户** 请参见此文档中的注释： <a href="docs/clients-zh.md#android" target="_blank">配置 IPsec/L2TP VPN 客户端</a>。
 
@@ -119,7 +119,7 @@ sudo sh vpnsetup_centos.sh
 
 ## 关于升级Libreswan
 
-提供两个额外的脚本 <a href="extras/vpnupgrade_Libreswan.sh" target="_blank">vpnupgrade_Libreswan.sh</a> 和 <a href="extras/vpnupgrade_Libreswan_centos.sh" target="_blank">vpnupgrade_Libreswan_centos.sh</a> ，可用于将已安装的 Libreswan 不定期升级至最新版本。请关注<a href="https://libreswan.org" target="_blank">官方网站</a>，并在运行前根据需要更新 `SWAN_VER` 变量。
+提供两个额外的脚本 <a href="extras/vpnupgrade_Libreswan.sh" target="_blank">vpnupgrade_Libreswan.sh</a> 和 <a href="extras/vpnupgrade_Libreswan_centos.sh" target="_blank">vpnupgrade_Libreswan_centos.sh</a> ，可用于将已安装的 Libreswan 不定期升级至最新版本。请关注<a href="https://libreswan.org" target="_blank">官方网站</a>，并在运行前根据需要更新 `swan_ver` 变量。
 
 ## 问题和反馈
 

README.md

@@ -105,7 +105,7 @@ Enjoy your very own VPN! :sparkles::tada::rocket::sparkles:
 
 ## Important Notes
 
-For **Windows users**, a <a href="docs/clients.md#regkey" target="_blank">one-time registry change</a> is required if the VPN server and/or client is behind NAT (e.g. home router). In case you see `Error 628`, go to <a href="https://github.com/hwdsl2/setup-ipsec-vpn/issues/7#issuecomment-210084875" target="_blank">the "Security" tab</a> of VPN connection properties, enable `CHAP` and disable `MS-CHAP v2`.
+For **Windows users**, a <a href="docs/clients.md#windows" target="_blank">one-time registry change</a> is required if the VPN server and/or client is behind NAT (e.g. home router). Also, if you see `Error 628`, go to <a href="https://github.com/hwdsl2/setup-ipsec-vpn/issues/7#issuecomment-210084875" target="_blank">the "Security" tab</a> of VPN connection properties, enable `CHAP` and disable `MS-CHAP v2`.
 
 **Android 6 (Marshmallow) users**： Please see notes in <a href="docs/clients.md#android" target="_blank">Configure IPsec/L2TP VPN Clients</a>.
 
@@ -119,7 +119,7 @@ The scripts will backup existing config files before making changes, with `.old-
 
 ## Upgrading Libreswan
 
-The additional scripts <a href="extras/vpnupgrade_Libreswan.sh" target="_blank">vpnupgrade_Libreswan.sh</a> and <a href="extras/vpnupgrade_Libreswan_centos.sh" target="_blank">vpnupgrade_Libreswan_centos.sh</a> can be used to periodically upgrade Libreswan to the latest version. Check the <a href="https://libreswan.org" target="_blank">official website</a> and update the `SWAN_VER` variable as necessary.
+The additional scripts <a href="extras/vpnupgrade_Libreswan.sh" target="_blank">vpnupgrade_Libreswan.sh</a> and <a href="extras/vpnupgrade_Libreswan_centos.sh" target="_blank">vpnupgrade_Libreswan_centos.sh</a> can be used to periodically upgrade Libreswan to the latest version. Check the <a href="https://libreswan.org" target="_blank">official website</a> and update the `swan_ver` variable as necessary.
 
 ## Bugs & Questions
 

docs/clients-xauth-zh.md

@@ -34,7 +34,6 @@
 
 VPN 连接成功后，会在 VPN Connect 状态窗口中显示 **tunnel enabled** 字样。最后你可以到<a href="https://www.whatismyip.com" target="_blank">这里</a>检测你的 IP 地址，应该显示为`你的 VPN 服务器 IP`。
 
-<a id="regkey"></a>
 **注：** 在首次连接之前需要<a href="https://documentation.meraki.com/MX-Z/Client_VPN/Troubleshooting_Client_VPN#Windows_Error_809" target="_blank">修改一次注册表</a>，以解决 VPN 服务器和客户端与 NAT （比如家用路由器）的兼容问题。请参照链接文章中的说明，或者打开<a href="http://windows.microsoft.com/zh-cn/windows/command-prompt-faq#1TC=windows-7" target="_blank">提升权限命令提示符</a>并运行以下命令。完成后必须重新启动计算机。
 - 适用于 Windows Vista 及以上版本
   ```console

docs/clients-xauth.md

@@ -34,7 +34,6 @@ Note: You may also connect using [IPsec/L2TP mode](clients.md). No additional so
 
 Once connected, you will see **tunnel enabled** in the VPN Connect status window. You can verify that your traffic is being routed properly by <a href="https://encrypted.google.com/search?q=my+ip" target="_blank">looking up your IP address on Google</a>. It should say "Your public IP address is `Your VPN Server IP`".
 
-<a id="regkey"></a>
 **Note:** A <a href="https://documentation.meraki.com/MX-Z/Client_VPN/Troubleshooting_Client_VPN#Windows_Error_809" target="_blank">one-time registry change</a> is required if the VPN server and/or client is behind NAT (e.g. home router). Please refer to the linked page, or run the following from an <a href="http://windows.microsoft.com/en-us/windows/command-prompt-faq#1TC=windows-7" target="_blank">elevated command prompt</a>. You must reboot your computer when done.
 - For Windows Vista and newer
   ```console

docs/clients-zh.md

@@ -40,7 +40,6 @@
 
 要连接到 VPN，只需在系统托盘中的无线/网络图标上单击右键，选择新的 VPN 连接，然后单击 **连接**。最后你可以到<a href="https://www.whatismyip.com" target="_blank">这里</a>检测你的 IP 地址，应该显示为`你的 VPN 服务器 IP`。
 
-<a id="regkey"></a>
 **注：** 在首次连接之前需要<a href="https://documentation.meraki.com/MX-Z/Client_VPN/Troubleshooting_Client_VPN#Windows_Error_809" target="_blank">修改一次注册表</a>，以解决 VPN 服务器和客户端与 NAT （比如家用路由器）的兼容问题。请参照链接文章中的说明，或者打开<a href="http://windows.microsoft.com/zh-cn/windows/command-prompt-faq#1TC=windows-7" target="_blank">提升权限命令提示符</a>并运行以下命令。完成后必须重新启动计算机。
 - 适用于 Windows Vista 及以上版本
   ```console

docs/clients.md

@@ -40,7 +40,6 @@ After <a href="https://github.com/hwdsl2/setup-ipsec-vpn" target="_blank">settin
 
 To connect to the VPN, simply right-click on the wireless/network icon in your system tray, select the new VPN connection, and click **Connect**. You can verify that your traffic is being routed properly by <a href="https://encrypted.google.com/search?q=my+ip" target="_blank">looking up your IP address on Google</a>. It should say "Your public IP address is `Your VPN Server IP`".
 
-<a id="regkey"></a>
 **Note:** A <a href="https://documentation.meraki.com/MX-Z/Client_VPN/Troubleshooting_Client_VPN#Windows_Error_809" target="_blank">one-time registry change</a> is required if the VPN server and/or client is behind NAT (e.g. home router). Please refer to the linked page, or run the following from an <a href="http://windows.microsoft.com/en-us/windows/command-prompt-faq#1TC=windows-7" target="_blank">elevated command prompt</a>. You must reboot your computer when done.
 - For Windows Vista and newer
   ```console