Cisco 2811 as PPTP VPN Server

 

We can use a cisco 2800 series router as a VPN server in a network, it can be used in a medium business, so there is a sample configuration for cisco 2811 as a PPTP VPN server:

Building configuration...

Current configuration : 1236 bytes
!
version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname Router
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
!
resource policy
!
ip subnet-zero
!
!
ip cef
!
 --More--         !
vpdn enable
!
vpdn-group vpn
! Default PPTP VPDN group
 accept-dialin
  protocol pptp
  virtual-template 1
!
!
!
voice-card 0
 no dspfarm
!
!
!
!
!
!
!
!
!
!
 --More--         !
!
!
!
!
username test password 0 test
!
!
!
!
!
!
!
interface Loopback0
 ip address 200.200.200.200 255.255.255.255
!
interface FastEthernet0/0
 ip address 210.10.10.1 255.255.255.0
 duplex auto
 speed auto
!
interface FastEthernet0/1
 no ip address
 --More--         shutdown
 duplex auto
 speed auto
!
interface Serial0/0/0
 no ip address
 shutdown
 no fair-queue
 clock rate 2000000
!
interface Serial0/0/1
 no ip address
 shutdown
 clock rate 2000000
!
interface Virtual-Template1
 ip unnumbered FastEthernet0/0
 peer default ip address pool vpn
 ppp encrypt mppe auto required
 ppp authentication ms-chap ms-chap-v2
!
ip local pool vpn 100.0.0.1 100.0.0.10
ip classless
 --More--         !
!
ip http server
no ip http secure-server
!
!
!
!
!
control-plane
!
!
!
!
!
!
!
!
!
!
line con 0
line aux 0
line vty 0 4
 --More--         login
!
scheduler allocate 20000 1000
!
end

Router#