Netgear UTM25EW-100NAS ユーザーズマニュアル

Virtual Private Networking Using IPsec Connections

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The Keepalive feature maintains the IPSec SA by sending periodic ping requests to a host across 
the tunnel and monitoring the replies. To configure the Keepalive feature on a configured VPN 
policy:

1. Select VPN > IPSec VPN from the menu. The IPsec VPN submenu tabs appear with the IKE 

Policies screen in view.

2. Click the VPN Policies submenu tab. The VPN Policies screen displays (see 

).

3. In the List of VPN Policies table, click the edit table button to the right of the VPN policy that 

you want to edit. The Edit VPN Policy screen displays. (

 shows only the top part of 

the screen with the General section).