User's Manual
Advanced Settings
134
N750 Wireless Dual Band Gigabit ADSL Modem Router DGND4000
- Range address. Enter the starting IP address in the Single/Start IP address field,
and the finish IP address in the Finish IP address field. This setting must be an
address range used on your LAN.
- Subnet address. Enter an IP address in the Single/Start IP address field, and
the desired network mask in the Subnet Mask field.
The remote VPN endpoint must have these IP addresses entered as its remote
addre
sses.
• Remote LAN.
These identify which computers on the remote LAN are covered by this
policy. For each selection, data must be provided as follows:
- Single PC - dynamic IP. Select this option if there is no LAN (only a single
computer) at the remote endpoint. If this option is selected, no additional data is
required.
- Sing
le address. Enter an IP address in the Single/Start IP address field. This
setting must be an address on the remote LAN. Typically, this setting is used
when you wish to access a server on the remote LAN.
- Range address. Enter the starting IP address in the Single/Start IP address field,
and the finish IP address in the Finish IP address field. This range must be an
address range used on the remote LAN.
- Subnet address. Enter an IP address in the Single/Start IP address field, and the
desired network mask in the Subnet Mask field.
The remote VPN endpoint must have these IP addresses entered as its local
addre
sses.
• ESP Con
figuration. ESP (Encapsulating Security Payload) provides security for the
payload (data) sent through the VPN tunnel.
- SPI. Enter the required SPIs. Each policy must have unique SPIs. These settings
must match the remote VPN endpoint. The in-setting here must match the
out-setting on the remote VPN endpoint, and the out-setting here must match the
in-setting on the remote VPN endpoint.
- Encryption. Select the desired encryption algorithm, and enter the key in the field
provided. For 3DES, the keys should be 24 ASCII characters (48 Hex characters).
- Authentication. Select the desired authentication algorithm, and enter the key in
the field provided. For MD5, the keys should be 16 ASCII characters (32 Hex
characters). For SHA-1, the keys should be 20 ASCII (40 Hex characters).
3. Click Apply when done.