tmnxL2tpLnsSePppStatRxIpv6cpCfNk 1.3.6.1.4.1.6527.3.1.2.60.1.5.1.3.1.48

The value of tmnxL2tpLnsSePppStatRxIpv6cpCfNk indicates the number of negative IPv6CP configure acknowledgements received for this PPP session.