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hwdsl2
2021-09-07 02:56:49 -05:00
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docs/uninstall.md
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@@ -2,9 +2,22 @@
*Read this in other languages: [English](uninstall.md), [简体中文](uninstall-zh.md).*
Follow these steps to remove the VPN. Commands must be run as `root`, or with `sudo`.
## Uninstall using helper script
## Steps
**Important:** This script will remove IPsec VPN from your server. All VPN configuration will be **permanently deleted**, and Libreswan and xl2tpd will be removed. This **cannot** be undone!
```bash
wget https://github.com/hwdsl2/setup-ipsec-vpn/raw/master/extras/vpnuninstall.sh -O vpnunst.sh
sudo bash vpnunst.sh
```
When finished, reboot your server.
## Manually uninstall the VPN
Alternatively, you may manually uninstall the VPN by following these steps. Commands must be run as `root`, or with `sudo`.
### Steps
* [First step](#first-step)
* [Second step](#second-step)
@@ -13,7 +26,7 @@ Follow these steps to remove the VPN. Commands must be run as `root`, or with `s
* [Optional](#optional)
* [When finished](#when-finished)
## First step
### First step
```bash
service ipsec stop
@@ -23,34 +36,34 @@ rm -f /etc/init/ipsec.conf /lib/systemd/system/ipsec.service \
/etc/init.d/ipsec /usr/lib/systemd/system/ipsec.service
```
## Second step
### Second step
### Ubuntu & Debian
#### Ubuntu & Debian
`apt-get purge xl2tpd`
### CentOS/RHEL, Rocky Linux, AlmaLinux & Amazon Linux 2
#### CentOS/RHEL, Rocky Linux, AlmaLinux & Amazon Linux 2
`yum remove xl2tpd`
## Third step
### Third step
### Ubuntu & Debian
#### Ubuntu & Debian
Edit `/etc/iptables.rules` and remove unneeded rules. Your original rules (if any) are backed up as `/etc/iptables.rules.old-date-time`. In addition, edit `/etc/iptables/rules.v4` if the file exists.
### CentOS/RHEL, Rocky Linux, AlmaLinux & Amazon Linux 2
#### CentOS/RHEL, Rocky Linux, AlmaLinux & Amazon Linux 2
Edit `/etc/sysconfig/iptables` and remove unneeded rules. Your original rules (if any) are backed up as `/etc/sysconfig/iptables.old-date-time`.
**Note:** If using Rocky Linux, AlmaLinux or CentOS/RHEL 8 and firewalld was active during VPN setup, nftables may be configured. Edit `/etc/sysconfig/nftables.conf` and remove unneeded rules. Your original rules are backed up as `/etc/sysconfig/nftables.conf.old-date-time`.
## Fourth step
### Fourth step
Edit `/etc/sysctl.conf` and remove the lines after `# Added by hwdsl2 VPN script`.
Edit `/etc/rc.local` and remove the lines after `# Added by hwdsl2 VPN script`. DO NOT remove `exit 0` (if any).
## Optional
### Optional
**Note:** This step is optional.
@@ -74,7 +87,7 @@ rm -f /etc/ipsec.conf* /etc/ipsec.secrets* /etc/ppp/chap-secrets* /etc/ppp/optio
rm -rf /etc/ipsec.d /etc/xl2tpd
```
## When finished
### When finished
Reboot your server.