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Virtual Private Networks (VPN)
c. For Address, enter the IPv4 address or network that can access the device's
d. Click again to list additional IP addresses or networks.
n
To limit access to specified IPv6 addresses and networks:
a. Click IPv6 Addresses.
b. For Add Address, click .
c. For Address, enter the IPv6 address or network that can access the device's
d. Click again to list additional IP addresses or networks.
n
To limit access to hosts connected through a specified interface on the IX20 device:
a. Click Interfaces.
b. For Add Interface, click .
c. For Interface, select the appropriate interface from the dropdown.
d. Click again to allow access through additional interfaces.
To limit access based on firewall zones:
n
a. Click Zones.
b. For Add Zone, click .
c. For Zone, select the appropriate firewall zone from the dropdown.
d. Click again to allow access through additional firewall zones.
6. To add an L2TP access concentrator:
a. Click to expand L2TP access concentrators.
b. For Add L2TP access concentrator, type a name for the LACand click .
c. LACs are enabled by default. To disable, toggle off Enable.
d. For L2TP network server, type the hostname or IP address of the L2TP network server.
e. (Optional) Type the L2TP network server port to use to connect to the server, if other
than the default of 1701.
f. (Optional) Type the Username to use to log into the server.
g. (Optional) Type the Password to use to log into the server.
h. (Optional) Type the Metric for the tunnel, if other than the default of 1.
i. 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.
j. (Optional): Custom PPP configuration:
IX20 User Guide
service-type. Allowed values are:
A single IP address or host name.
l
A network designation in CIDRnotation, for example, 192.168.1.0/24.
l
any: No limit to IPv4 addresses that can access the service-type.
l
service-type. Allowed values are:
A single IP address or host name.
l
A network designation in CIDRnotation, for example, 2001:db8::/48.
l
any: No limit to IPv6 addresses that can access the service-type.
l
See
Firewall configuration
for information about firewall zones.
L2TP
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