Configure Dead Peer Detection - NETGEAR FVS318N Reference Manual

3. Enter the settings as explained in the following table:
Table 54. Keep-alive settings
Setting
General
Enable Keepalive
4. Click Apply to save your settings.

Configure Dead Peer Detection

The Dead Peer Detection (DPD) feature lets the wireless VPN firewall maintain the IKE SA
by exchanging periodic messages with the remote VPN peer.

To configure DPD on a configured IKE policy:
1. Select VPN > IPSec VPN. The IPSec VPN submenu tabs display with the IKE Policies
screen in view (see
2. In the List of IKE Policies table, click the Edit table button to the right of the IKE policy that
you want to edit. The Edit IKE Policy screen displays. (The following figure shows only the
IKE SA Parameters section of the screen).
Virtual Private Networking Using IPv4 IPSec and L2TP Connections
ProSafe Wireless-N 8-Port Gigabit VPN Firewall FVS318N
Description
Select the Yes radio button to enable the keep-alive feature. Periodically, the
wireless VPN firewall sends keep-alive requests (ping packets) to the remote
endpoint to keep the tunnel alive. You need to specify the ping IP address in the
Ping IP Address field, the detection period in the Detection Period field, and the
maximum number of keep-alive requests that the wireless VPN firewall sends in
the Reconnect after failure count field.
Ping IP Address
Detection Period The period in seconds between the keep-alive requests. The
Reconnect after
failure count
Figure 110 on page 180).
The IP address that the wireless VPN firewall pings. The
address should be of a host that can respond to ICMP ping
requests.
default setting is 10 seconds.
The maximum number of keep-alive requests before the
wireless VPN firewall tears down the connection and then
attempts to reconnect to the remote endpoint. The default
setting is 3 keep-alive requests.
216