Microsoft Windows [Version 6.1.7000] (C) Copyright 2009 Microsoft Corp. C:\Windows>netsh ras set ikev2connection ?
set ikev2connection [[idletimeout=]][[nwoutagetime=]]
Sets the idle timeout and network outage time values for IKEv2 client
connections.
idletimeout - Specify the idle timeout in minutes for IKEv2 client
connections. This value is used to disconnect IKEv2
connections in case the client machine is idle.
(minimum - 5 mins,maximum - 2879 mins(less than 48 hours))
nwoutagetime - Specify the network outage time value in minutes for
IKEv2 client connections.(minimum 2 minutes)