ipsecIfIkeKeepaliveExpire 1.3.6.1.4.1.838.3.14.1.3.1.19

IKE keepalive protocol expire retry counter value. Default is set to 4. Minimum value is 2, maximum value is 10. This value specifies a number of IKE keepalive update messages missed before the remote gateway/end system is declared to be down.