Chapter 6. Ipsec / Pptp / L2Tp Vpn - D-Link DSR-150 User Manual

Unified Serv U vices Router
Chapte C er 6.
A V VPN provide
route ers or a remo

G Gateway-to-g
remote sites. r

Remote Clie R
t tunnel as the
g gateway in th

R Remote clien
behind a NA b
tunnel as the t
g gateway WA

PPTP server P

L2TP server L
Figure 75 F : Example
DSR rou
r
IPse c / PPT
s a secure communicat
ote PC client t. The follow
gateway VPN N: to connec
ent (client-to o-gateway V
e IP address s of the rem
his case acts as a respond
nt behind a NAT router
AT Router. T The remote
e IP address of the remo
AN port acts a as responder
for LAN / W WAN PPTP c
for LAN / W WAN L2TP c
e of Gatew way-to-Ga
uters conn nected to t
TP / L2 2TP VP
ion channel ("tunnel")
wing types of f tunnels can
ct two or mor re routers to
VPN tunnel): A remote
mote PC clie ent is not kn
der.
r: The client t has a dyna
PC client a t the NAT r
ote NAT rou uter is not k
.
client connec ctions.
client connec ctions.
ateway IP sec VPN t
the Intern net
110 0
U User Manual
PN
between tw wo gateway
be created:
secure traff fic between
client initiat tes a VPN
nown in adv vance. The
amic IP addr ress and is
router initiat tes a VPN
known in adv vance. The
tunnel usi ng two