That was my suspicion at the end. And i will have to use some other dhclient,
thanks, _ Zbyszek Żółkiewski > Wiadomość napisana przez Mike Coddington <m...@coddington.us> w dniu > 05.09.2017, o godz. 20:56: > > On Vultr, IPv6 addresses are assigned via SLAAC, not via DHCP6. Back > when I had a need to use DHCPv6, I had good luck with the "wide-dhcpv6" > package. Try installing that and see if you're able to pick up an > address from the AWS servers.