Linux PPTP Server Installation

First, topology:

PPTP server is located inside the company. Address mapping through the firewall PPTP service 1723 port.

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Second, the Environment preparation

1. System environment

[Email protected] ~]# cat/etc/issue

Red Hat Enterprise Linux Server release 6.4 (Santiago)

2. Install RPM Package

[Email protected] ~]# Rpm-qa | grep PPP

Kernel_ppp_mppe-1.0.2-3dkms.noarch

Ppp-2.4.5-5.el6.x86_6

[Email protected] ~]# Rpm-qa | grep PPTP

Pptpd-1.4.0-3.el6.x86_64

Third, modify the configuration file

[Email protected] ~]# grep-v "^[#]"/etc/pptpd.conf | Grep-v "^$"

Option/etc/ppp/options.pptpd

Logwtmp

Localip 192.168.0.138

REMOTEIP 10.0.0.100-150 #设置VPN Client address pool

[Email protected] ~]# grep-v "^[#]"/etc/ppp/options.pptpd | Grep-v "^$"

Name PPTPD

Refuse-pap

Refuse-chap

Refuse-mschap

Require-mschap-v2

require-mppe-128

Ms-dns 8.8.8.8 #设置DNS

Proxyarp

# Secrets for authentication using CHAP

# Client Server Secret IP addresses

Fish pptpdxxxxxxx*

#设置用户名和密码

Four: Turn on the server and set the boot to start automatically

Service pptpd Restart;chkconfig pptpd on

Five: Set up a Linux firewall

Iptables-f

Iptables-t nat-a postrouting-s 10.0.0.0/24-j SNAT--to 192.168.0.138

#需要将VPN Client do address translation

Six: Do address mapping on the ASA firewall

Static (inside,outside) TCP 20.8.5.3 1721 192.168.0.138 1723 netmask 255.255.255.255

Access-list out extended permit TCP any host 20.8.5.3 eq PPTP

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Linux PPTP Server Installation