With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
vpSecAhTransSaLifeSize
VPN Policies Sec Ah Trans Security Association Life Size
1.3.6.1.4.1.2.6.119.4.15.4.4.3.1.5
The Lifesize of the AH Security Association. This specifies the amount of traffic in Kbytes after which the AH Security Association is renegotiated.
Back to ibm-vpnpolicy MIB page.
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