With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgprsAccPtDhcpv6ProxIpRelease
Cisco GPRS Access Point Dhcpv6 Proxy Ip Release
1.3.6.1.4.1.9.9.183.1.3.2.1.6
This object represents the total number of times an allocated DHCPv6 IP was released.
Back to CISCO-GPRS-ACC-PT-MIB MIB page.
IPHost Network monitor allows you to monitor cgprsAccPtDhcpv6ProxIpRelease on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.