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Virtual Private Networks (VPN)
3. Click VPN > L2TP.
4. (Optional) Type the UDP listening port that L2TP servers will listen on, if other than the
default of 1701.
5. Set the access control for L2TP tunnels:
To limit access to specified IPv4 addresses and networks:
n
a. Click IPv4 Addresses.
b. For Add Address, click .
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.
To limit access to specified IPv6 addresses and networks:
n
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.
To limit access to hosts connected through a specified interface on the IX30 device:
n
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.
IX30 User Guide
service-type. Allowed values are:
A single IP address or host name.
l
A network designation in CIDR notation, 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 CIDR notation, 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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