With IPHost Network Monitor you can run simple snmp requests against a IBM device in your network.
vpDifSrvActBwType
VPN Policies Dif Srv Act Bw Type
1.3.6.1.4.1.2.6.119.4.15.4.2.1.1.4
Specifies whether the bandwidth share is a percentage of the output bandwidth or an absolute number in Kbytes-Per-Second. See also vpDifSrvActBwShare.
Back to ibm-vpnpolicy MIB page.
IPHost Network monitor allows you to monitor vpDifSrvActBwType on IBM device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring IBM servers right now.