conohaでIPv6アドレスがどのように割り当てられているか調べてみたらDHCPv6っぽいという結果に。

conoha-dhcpv6.log

Internet Systems Consortium DHCP Client 4.1.1-P1
Copyright 2004-2010 Internet Systems Consortium.
All rights reserved.
For info, please visit https://www.isc.org/software/dhcp/

Bound to *:546
Listening on Socket/eth0
Sending on   Socket/eth0
PRC: Soliciting for leases (INIT).
XMT: Forming Solicit, 0 ms elapsed.
XMT:  X-- IA_NA 3e:00:06:e0
XMT:  | X-- Request renew in  +3600
XMT:  | X-- Request rebind in +5400
XMT: Solicit on eth0, interval 1050ms.
RCV: Advertise message on eth0 from fe80::f8eb:9ff:fe10:5111.
RCV:  X-- IA_NA 3e:00:06:e0
RCV:  | X-- starts 1373040042
RCV:  | X-- t1 - renew  +0
RCV:  | X-- t2 - rebind +0
RCV:  | X-- [Options]
RCV:  | | X-- IAADDR 2400:8500:1301:XXXX:XXX:X:XXX:95
RCV:  | | | X-- Preferred lifetime 86400.
RCV:  | | | X-- Max lifetime 1296000.
RCV:  X-- Server ID: 00:01:00:01:XX:XX:XX:XX:XX:XX:XX::00:00:15
RCV:  Advertisement recorded.
PRC: Selecting best advertised lease.
PRC: Considering best lease.
PRC:  X-- Initial candidate 00:01:00:01:XX:XX:XX:XX:XX:XX:XX::00:00:15 (s: 153, p: 0).
XMT: Forming Request, 0 ms elapsed.
XMT:  X-- IA_NA 3e:00:06:e0
XMT:  | X-- Requested renew  +3600
XMT:  | X-- Requested rebind +5400
XMT:  | | X-- IAADDR 2400:8500:1301:XXXX:XXX:X:XXX:95
XMT:  | | | X-- Preferred lifetime +7200
XMT:  | | | X-- Max lifetime +7500
XMT:  V IA_NA appended.
XMT: Request on eth0, interval 1090ms.
RCV: Reply message on eth0 from fe80::f8eb:9ff:fe10:5111.
RCV:  X-- IA_NA 3e:00:06:e0
RCV:  | X-- starts 1373040043
RCV:  | X-- t1 - renew  +0
RCV:  | X-- t2 - rebind +0
RCV:  | X-- [Options]
RCV:  | | X-- IAADDR 2400:8500:1301:XXXX:XXX:X:XXX:95
RCV:  | | | X-- Preferred lifetime 86400.
RCV:  | | | X-- Max lifetime 1296000.
RCV:  X-- Server ID: 00:01:00:01:XX:XX:XX:XX:XX:XX:XX::00:00:15
PRC: Bound to lease 00:01:00:01:XX:XX:XX:XX:XX:XX:XX::00:00:15.