23 Centos7搭建pptp 脚本

#!/bin/bash  
yum -y update  
yum -y install epel-release  
yum -y install firewalld net-tools ppp pptpd  
# 开启内核转发  
echo 'net.ipv4.ip_forward = 1' >> /etc/sysctl.conf  
sysctl -p  
#添加pptp的登录账号密码，账号是admin 密码admin888  
echo 'admin * admin888 *' >> /etc/ppp/chap-secrets  
#开启虚拟IP分配  
cat >>/etc/pptpd.conf <<END  
localip 192.168.2.1  
remoteip 192.168.2.10-100  
END  
#添加 pptp 的DNS解析服务器 格式：ms-dns 114.114.114.114 ，ip改为你自己的可以了  
cat >>/etc/ppp/options.pptpd <<END  
ms-dns 114.114.114.114  
END  
# Firewall 通过防火墙规则  
ens=$(ls /etc/sysconfig/network-scripts/ | grep 'ifcfg-e.*[0-9]' | cut -d- -f2)  
systemctl restart firewalld.service  
systemctl enable firewalld.service  
firewall-cmd --set-default-zone=public  
firewall-cmd --add-interface=m=$ens  
firewall-cmd --add-port=1723/tcp --permanent  
firewall-cmd --add-masquerade --permanent  
firewall-cmd --permanent --direct --add-rule ipv4 filter INPUT 0 -i $ens -p gre -j ACCEPT  
firewall-cmd --reload  
#  
cat > /etc/ppp/ip-up.local << END  
/sbin/ifconfig $1 mtu 1496  
END  
chmod +x /etc/ppp/ip-up.local  
systemctl restart pptpd.service  
systemctl enable pptpd.service

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