kernelconfig_penguin

CONFIG_NF_NAT_MASQUERADE_IPV6 (not configurable)

configname: CONFIG_NF_NAT_MASQUERADE_IPV6

Linux Kernel Configuration
└─> Networking support
└─> Networking options
└─> Network packet filtering framework (Netfilter)
└─> The IPv6 protocol
└─> IPv6: Netfilter Configuration
└─> NF_NAT_MASQUERADE_IPV6

In linux kernel since version 3.10 (release Date: 2013-06-30)