centos pptp

1

yum install -y pptpd ppp

2

vi /etc/pptpd.conf #在最后添加如下两行，定义本地ip和客户端ip段
localip 192.168.100.100
remoteip 192.168.100.101-110

3

vi /etc/ppp/options.pptpd #添加dns解析地址
ms-dns 222.246.129.81
ms-dns 222.246.129.80

4

vi /etc/ppp/chap-secrets #添加账户
venus pptpd 123456*

5

vi /etc/sysctl.conf #打开ip转发
net.ipv4.ip_forward = 1

6

iptables -t nat -A POSTROUTING -s 172.17.19.0/18 -j SNAT --to-source 42.96.158.236
#解决接口网速慢
iptables -A FORWARD -p tcp --syn -s 172.17.19.0/18 -j TCPMSS --set-mss 1356

ping -f -l 1340 120..76.* #测试能通