On 02/19/2014 02:13 PM, OndÅej BÃlka wrote: > Florian, do you have additional comments on this? Just one question. >> +#define ND_OPT_ADDRESS_REGISTRATION 33 There is precedent for ND_OPT_ARO instead. RFC 6775 defines additional options, why include only ARO and not those as well? -- Florian Weimer / Red Hat Product Security Team