Hi Yaniv Please refer to the following . [root@localhost images]# virsh net-dumpxml dhcp <network connections='2'> <name>dhcp</name> <uuid>066f0d89-67a6-42c8-bdeb-ed9420aaaf4f</uuid> <forward mode='nat'> <nat> <port start='1024' end='65535'/> </nat> </forward> <bridge name='virbr4' stp='on' delay='0'/> <mac address='52:54:00:c8:29:9f'/> <ip address='192.168.123.1' netmask='255.255.255.0'> <dhcp> <range start='192.168.123.2' end='192.168.123.254'/> </dhcp> </ip> <ip family='ipv6' address='2001:db8:ca2:2::1' prefix='64'> <dhcp> <range start='2001:db8:ca2:2:1::10' end='2001:db8:ca2:2:1::ff'/> </dhcp> </ip> </network> [root@localhost images]# virsh dumpxml rhel7.1|grep /interface -B7 <interface type='network'> <mac address='52:54:00:82:49:b1'/> <source network='dhcp' bridge='virbr4'/> <target dev='vnet1'/> <model type='virtio'/> <alias name='net0'/> <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/> </interface> [root@localhost images]# virsh domifaddr rhel7.1 --source lease Name MAC address Protocol Address ------------------------------------------------------------------------------- vnet1 52:54:00:82:49:b1 ipv4 192.168.123.171/24 - - ipv6 2001:db8:ca2:2:1::1a/64 [root@localhost images]# cat /var/lib/libvirt/dnsmasq/virbr4.status [ { "ip-address": "192.168.123.171", "mac-address": "52:54:00:82:49:b1", "expiry-time": 1452594968 }, { "iaid": "8538545", "ip-address": "2001:db8:ca2:2:1::1a", "mac-address": "52:54:00:82:49:b1", "client-id": "00:04:ee:53:b7:a8:c7:46:ab:95:d0:86:88:ee:6e:51:a0:2a", "server-duid": "", "expiry-time": 1452594971 } ] Login guest to check ipv6 address . It is the same as the result returned by "domifaddr" Thanks Hongming On 01/11/2016 03:24 PM, Min Zhan wrote:

@shyu,

Could you help have a look and reply this question?

Regards, Min Zhan

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From: "Yaniv Kaul" <ykaul@redhat.com> To: libvirt-list@redhat.com Sent: Friday, January 8, 2016 5:40:09 PM Subject: [libvirt] DNS for IPv6 addresses?

Is there a way to define DNS for IPv6 addresses? Something like: <dns forwardPlainNames =" yes " > <host ip =" 192.168.200.4 " > <hostname> lago_basic_suite_3_6_storage-iscsi </hostname> </host> </dns>

Only for IPv6? I reckon I can't just use an IPv6 address in the 'IP' attribute?

TIA, Y.

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