Digi AnywhereUSB Plus User Manual page 949

Virtual Private Networks (VPN)
3. (Optional) Set the UDP listening port that L2TP servers will listen on:
(config)> vpn l2tp port value
(config)>
where value is an integer between 1 and 65535. The default is 1701.
4. Set the access control for L2TP tunnels:
n To limit access to specified IPv4 addresses and networks:
(config)> add vpn l2tp acl address end value
(config)>
Where value can be:
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
Repeat this step to list additional IP addresses or networks.
n To limit access to specified IPv6 addresses and networks:
(config)> add vpn l2tp acl address6 end value
(config)>
Where value can be:
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
Repeat this step to list additional IP addresses or networks.
n To limit access to hosts connected through a specified interface on the AnywhereUSB
Plus device:
(config)> add vpn l2tp acl interface end value
(config)>
Where value is an interface defined on your device.
AnywhereUSB Plus User Guide
Display a list of available interfaces:
Use ... network interface ?to display interface information:
(config)> ... network interface ?
Interfaces
Additional Configuration
-------------------------------------------
setupip
setuplinklocalip
eth1
eth2
Setup IP
Setup Link-local IP
ETH1
ETH2
L2TP
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