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Virtual Private Networks (VPN)
i. Enable custom PPP configuration.
ii. Enable Override if the custom configuration should override the default configuration
and only use the custom options.
iii. For Configuration file, paste or type the configuration data in the format of a pppd
options file.
7. To add an L2TP network server:
a. Click to expand L2TP network servers.
b. For Add L2TP network server, type a name for the LNS and click .
c. LNSs are enabled by default. To disable, toggle off Enable.
d. For L2TP access concentrator, type the IP addressof the L2TP access concentrator that
this server will allow connections from. This can also be:
n
n
e. For Local IP address, type the IP address of the L2TP virtual network interface.
f. For Remote IP address, type the IP address to assign to the remote peer.
g. (Optional) For Authentication method, select one of the following:
n
n
n
n
If Automatic, CHAP, or PAP is selected, enter the Username and Password required to
authenticate.
The default is None.
h. (Optional) For Authentication method, select the authentication method, one of:
n
n
n
n
n
n
n
i. (Optional) Type the Metric for the tunnel, if other than the default of 1.
j. Select a firewall Zone for the tunnel. This is used by packet filtering rules and access
control lists to restrict network traffic on the tunnel.
k. (Optional): Custom PPP configuration:
IX20 User Guide
A range of IP addresses, using the format x.x.x.x-y.y.y.y, for example 192.168.188.1-
192.168.188.254.
The keyword any, which means that the server will accept connections from any IP
address.
None: No authentication is required.
Automatic: The device will attempt to connect using CHAP first, and then PAP.
CHAP: Uses the Challenge Handshake Authentication Profile (CHAP) to
authenticate.
PAP: Uses the Password Authentication Profile (PAP) to authenticate.
None: No authentication is required.
Automatic: The device will attempt to connect using CHAP first, and then PAP.
CHAP: Uses the Challenge Handshake Authentication Profile (CHAP) to
authenticate.
PAP: Uses the Password Authentication Profile (PAP) to authenticate.
MS-CHAPv2: Uses the Microsoft version of the Challenge Handshake Authentication
Profile (CHAP) to authenticate.
If Automatic, CHAP, PAP, or MS-CHAPv2 is selected, enter the Username and
Password required to authenticate.
The default is None.
L2TP
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