Virtual PrivateNetworks(VPN) L2TP
IX20 User Guide
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c. Click Settings.
d. Click to expand Config.
Local Web UI:
a. On the menu, click System. Under Configuration, click Device Configuration.
The Configuration window is displayed.
3. Click VPN >L2TP.
4. (Optional) Type the UDP listening port that L2TPservers will listen on, if other than the
default of 1701.
5. Set the accesscontrol for L2TPtunnels:
n
To limit access to specified IPv4 addresses and networks:
a. Click IPv4 Addresses.
b. For Add Address, click .
c. For Address, enter the IPv4 addressor network that can accessthe device's
service-type. Allowed values are:
l
Asingle IPaddress or host name.
l
Anetwork designation in CIDRnotation, for example, 192.168.1.0/24.
l
any: No limit to IPv4 addresses that can access the service-type.
d. Click again to list additional IPaddresses 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 addressor network that can accessthe device's
service-type. Allowed values are:
l
Asingle IPaddress or host name.
l
Anetwork designation in CIDRnotation, for example, 2001:db8::/48.
l
any: No limit to IPv6 addresses that can access the service-type.
d. Click again to list additional IPaddresses or networks.