Motorola WiNG 5.5 Reference Manual page 207

DPD Retries
NAT Keep Alive
Cookie Challenge
Threshold
Crypto NAT Pool
43. Select OK to save the updates made to the
configuration.
Use the spinner control to define the number of keep alive messages sent to an IPSec
VPN client before the tunnel connection is defined as dead. The available range is from
1 - 100. The default number of messages is 5.
Define the interval (or frequency) of NAT keep alive messages for dead peer detection.
Options include Seconds (10 - 3,600), Minutes (1 - 60) and Hours (1). The default setting
is 20 seconds.
Use the spinner control to define the threshold (1 - 100) that, when exceeded, enables
the cookie challenge mechanism.
Use the drop-down menu to select the NAT pool for internal source NAT for IPSec
tunnels.
Global Settings screen. Selecting
Device Configuration 5 - 121
Reset reverts the screen to its last saved