With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cGtpIpv6SentOctets
Cisco GPRS Tunneling Protocol Ipv6 Sent Octets
1.3.6.1.4.1.9.9.188.1.3.4.1.39
This object represents the number of bytes sent in IPv6 PDU message on SGSN path.
Back to CISCO-GTP-MIB MIB page.
IPHost Network monitor allows you to monitor cGtpIpv6SentOctets on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.