https://mailarchive.ietf.org/arch/msg/ntdp/f87DESNiBPWNGRlsui7n5VAX2KE/
https://mailarchive.ietf.org/arch/msg/ntdp/M9bMyGk0oF75A1J27gsmZCDQrdk/
https://mailarchive.ietf.org/arch/msg/ntdp/IOGCWyL92z9ylj0wE5TrdwXdcjs/
https://mailarchive.ietf.org/arch/msg/ntdp/UEQutcFVJJzztYduJBDzDhoUJuA/
https://mailarchive.ietf.org/arch/msg/ntdp/pdoxFHBN23iuEeqrrQPHiBimfYg/
https://mailarchive.ietf.org/arch/msg/ntdp/OR1czOHBI2uj1tMwl3QkOGQgt5Y/
https://mailarchive.ietf.org/arch/msg/ntdp/355JY1sEwXjmxDeOkdUMEkACfcY/
https://mailarchive.ietf.org/arch/msg/ntdp/f497brZ9c-C7-R5ZZRZ2d_DLD9Y/
https://mailarchive.ietf.org/arch/msg/ntdp/NVTuHbZ1D1pSO4khts8jgPGhdto/
https://mailarchive.ietf.org/arch/msg/ntdp/Pk9fqmio8aA3W3ZE3vZsUo5dMCw/
https://mailarchive.ietf.org/arch/msg/ntdp/VZ_DOI1zNg37ST4s-VtnYD5FyW4/
https://mailarchive.ietf.org/arch/msg/ntdp/YhghVDdbk3jmcAOQAUzYw6Dej-k/
https://mailarchive.ietf.org/arch/msg/ntdp/n08Sb6YKLHjAtArZBTJhQJkcBkU/
https://mailarchive.ietf.org/arch/msg/ntdp/lBmP2zIaDJvLAG6hJHLzikUI5Ew/