Open Stack

An upgrade to dnsmasq fixed the issue. However there seems to be an issue
with Ubuntu image when an interface is set to inet6 dhcp it does not
automatically set the obtained ip address
After the image comes up we need to ifdown and ifup the interface

Ajay


On 1/26/15, 8:08 AM, "Ajay Kalambur (akalambu)" <akalambu at cisco.com> wrote:

>Hi 
>It looks like the default version with packstack centos is 2.66. Let me
>upgrade to 2.68 and try
>Ajay
>
>
>On 1/26/15, 1:06 AM, "Darragh O'Reilly" <dara2002-openstack at yahoo.com>
>wrote:
>
>>
>>
>>what version of dnsmasq are you using? You will need 2.67
>>or better for the client to be identified by mac address
>>
>>https://bugs.launchpad.net/neutron/+bug/1408297
>>
>>D.
>>
>>> Message: 5> Date: Fri, 23 Jan 2015 22:53:23 +0000> From: "Ajay Kalambur
>>>(akalambu)" <akalambu at cisco.com>
>>
>>> To: "openstack at lists.openstack.org"
>>> <openstack at lists.openstack.org>
>>> Subject: [Openstack] [openstack][neutron] ipv6 DHCP state full issue
>>> Message-ID: <D0E80F61.14D15%akalambu at cisco.com>
>>> Content-Type: text/plain; charset="us-ascii"
>>> 
>>> Hi
>>> I am using Openstack Juno release to test some basic ipv6. I created a
>>> ipv6 tenant network and subnet with ip6_ra_mode and ipv6_address_mode
>>>set
>>> to
>>> DHCPv6 stateful. The instance cannot get the DHCP ip address.
>>> 
>>> Reason seems to be that the DHCP advertise message in response to the
>>>DHCP
>>> solicit message from the client says no address available
>>> 14:14:07.861197 IP6 (hlim 1, next-header UDP (17) payload length: 64)
>>> fe80::f816:3eff:fee2:25ef.dhcpv6-client > ff02::1:2.dhcpv6-server: [udp
>>> sum ok] dhcp6 solicit (xid=172906 (client-ID hwaddr/time type 1 time
>>> 454713283 5254005cbf62) (option-request DNS-server DNS-search-list
>>> Client-FQDN SNTP-servers) (elapsed-time 295) (IA_NA IAID:1055008239
>>> T1:3600 T2:5400))
>>> 14:14:07.862505 IP6 (class 0xc0, hlim 64, next-header UDP (17) payload
>>> length: 92) fe80::f816:3eff:fe58:88c7.dhcpv6-server >
>>> fe80::f816:3eff:fee2:25ef.dhcpv6-client: [udp sum ok] dhcp6 advertise
>>> (xid=172906 (client-ID hwaddr/time type 1 time 454713283 5254005cbf62)
>>> (server-ID hwaddr/time type 1 time 475357091 fa163e5888c7) (IA_NA
>>> IAID:1055008239 T1:4294967295 T2:4294967295) (status-code no
>>>addresses))
>>> 
>>> 
>>> 
>>> 
>>> Dnsmasq is launched fine and the hosts file on dhcp seems to be fine
>>> fa:16:3e:e2:25:ef,host-2001-50--6.openstacklocal,[2001:50::6]
>>> 
>>> But somehow the DHCP advertise message shows no addresses
>>> 
>>> Ajay
>>
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