ipv6_to_env("RDNSS", dns, dns_len / sizeof(*dns));
ipv6_to_env("SNTP_IP", sntp, sntp_ip_len / sizeof(*sntp));
ipv6_to_env("NTP_IP", ntp, ntp_ip_len / sizeof(*ntp));
ipv6_to_env("RDNSS", dns, dns_len / sizeof(*dns));
ipv6_to_env("SNTP_IP", sntp, sntp_ip_len / sizeof(*sntp));
ipv6_to_env("NTP_IP", ntp, ntp_ip_len / sizeof(*ntp));