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Figure 83 Network diagram
Procedure
1.
Configure the LAC:
# Configure IP addresses for the interfaces. (Details not shown.)
# Create a local user named vpdnuser, set the password, and enable the PPP service.
<LAC> system-view
[LAC] local-user vpdnuser class network
[LAC-luser-network-vpdnuser] password simple Hello
[LAC-luser-network-vpdnuser] service-type ppp
[LAC-luser-network-vpdnuser] quit
# Configure local authentication for PPP users in ISP domain system.
[LAC] domain system
[LAC-isp-system] authentication ppp local
[LAC-isp-system] quit
# Configure Virtual-Template 1 to use CHAP for authentication.
[LAC] interface virtual-template 1
[LAC-Virtual-Template1] ppp authentication-mode chap domain system
[LAC-Virtual-Template1] quit
# Enable the PPPoE server on GigabitEthernet 3/1/1, and bind the interface to Virtual-Template
1.
[LAC] interface gigabitethernet 3/1/1
[LAC-GigabitEthernet3/1/1] pppoe-server bind virtual-template 1
[LAC-GigabitEthernet3/1/1] quit
# Enable L2TP.
[LAC] l2tp enable
# Create L2TP group 1 in LAC mode.
[LAC] l2tp-group 1 mode lac
# Configure the local tunnel name as LAC.
[LAC-l2tp1] tunnel name LAC
# Specify PPP user vpdnuser as the condition for the LAC to initiate tunneling requests.
[LAC-l2tp1] user fullusername vpdnuser
# Specify the LNS IP address as 1.1.2.2.
[LAC-l2tp1] lns-ip 1.1.2.2
# Enable tunnel authentication, and specify the tunnel authentication key as aabbcc.
[LAC-l2tp1] tunnel authentication
[LAC-l2tp1] tunnel password simple aabbcc
[LAC-l2tp1] quit
2.
Configure the LNS:
# Configure IP addresses for the interfaces. (Details not shown.)
# Create a local user named vpdnuser, set the password, and enable the PPP service.
<LNS> system-view
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Troubleshooting
