DHCPD ip6, enp2s0 서브넷 6 없음 명령문(2001:470:1f1a:5b3::2)

이건 이상해요! IP4 DHCP가 있고 작동합니다. 그러나 IPV6은 작동하지 않습니다.

그게 뭔지 아세요?

상호 작용

allow-hotplug enp2s0
iface enp2s0 inet static
    metric 10
    address 192.168.78.20
    netmask 255.255.255.0
    broadcast 192.168.78.255       
    gateway    192.168.78.1

iface enp2s0 inet6 static
    metric 10
    address 2001:470:1f1a:5b3::2
    netmask 64
    gateway 2001:470:1f1a:5b3::1

auto he-ipv6
iface he-ipv6 inet6 v4tunnel
    address 2001:470:1f1a:5b3::2
    netmask 64
    endpoint 216.66.87.14
    local 192.168.78.20
    ttl 255
    gateway 2001:470:1f1a:5b3::1

allow-hotplug enp1s0
iface enp1s0 inet dhcp
    metric 30
    post-up ip route add 192.168.81.0/24 dev enp1s0 src 192.168.81.20 table rt2
    post-up ip route add default via 192.168.81.1 dev enp1s0 table rt2
    post-up    ip rule add from 192.168.81.20/32 table rt2
    post-up ip rule add to 192.168.81.20/32 table rt2

DHCPD6

subnet6 2001:470:1f1b:5b3::/64 {
    range6 2001:470:1f1b:5b3::50 2001:470:1f1b:5b3::ffff;
    range6 2001:470:1f1b:5b3::/64 temporary;
    option dhcp6.name-servers 2001:470:1f1a:5b3::2;
    option dhcp6.domain-search "patrikx3.tk";
}

산출

root@server:~# dhcpd -6 -d -cf /etc/dhcp/dhcpd6.conf enp2s0
Internet Systems Consortium DHCP Server 4.3.5
Copyright 2004-2016 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/
Config file: /etc/dhcp/dhcpd6.conf
Database file: /var/lib/dhcp/dhcpd6.leases
PID file: /var/run/dhcpd6.pid
Wrote 0 NA, 0 TA, 0 PD leases to lease file.

No subnet6 declaration for enp2s0 (2001:470:1f1a:5b3::2).
** Ignoring requests on enp2s0.  If this is not what
   you want, please write a subnet6 declaration
   in your dhcpd.conf file for the network segment
   to which interface enp2s0 is attached. **


Not configured to listen on any interfaces!

If you think you have received this message due to a bug rather
than a configuration issue please read the section on submitting
bugs on either our web page at www.isc.org or in the README file
before submitting a bug.  These pages explain the proper
process and the information we find helpful for debugging..

exiting.