stack@osc-pike-ubuntu16:/opt/stack/devstack$ openstack server list
+--------------------------------------+------+--------+-----------------------------------------------------+--------------------------+---------+
| ID                                   | Name | Status | Networks                                            | Image                    | Flavor  |
+--------------------------------------+------+--------+-----------------------------------------------------+--------------------------+---------+
| d4b77c9b-a3ed-494c-8005-66c634c898ff | VM2  | ACTIVE | network2=20.0.0.8, 3001:db8:0:2:f816:3eff:feb3:332b | cirros-0.3.5-x86_64-disk | m1.tiny |
| 34b6f9ea-18d0-4cf2-aa31-272c2c73229f | VM1  | ACTIVE | network1=2001:db8:0:2:f816:3eff:fe79:70bc, 10.0.0.7 | cirros-0.3.5-x86_64-disk | m1.tiny |
+--------------------------------------+------+--------+-----------------------------------------------------+--------------------------+---------+
stack@osc-pike-ubuntu16:/opt/stack/devstack$ sudo virsh list
 Id    Name                           State
----------------------------------------------------
 1     instance-00000002              running
 2     instance-00000003              running

stack@osc-pike-ubuntu16:/opt/stack/devstack$ sudo virsh console 1
Connected to domain instance-00000002
Escape character is ^]

login as 'cirros' user. default password: 'cubswin:)'. use 'sudo' for root.
cirros login: sudo
Password: 


login as 'cirros' user. default password: 'cubswin:)'. use 'sudo' for root.
cirros login: cirros
Password: 
Login incorrect
cirros login: cirros
Password: 
$ 
$ ifconfig
eth0      Link encap:Ethernet  HWaddr FA:16:3E:79:70:BC  
          inet6 addr: 2001:db8:0:2:f816:3eff:fe79:70bc/64 Scope:Global
          inet6 addr: fe80::f816:3eff:fe79:70bc/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:41 errors:0 dropped:7 overruns:0 frame:0
          TX packets:7 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:4953 (4.8 KiB)  TX bytes:1070 (1.0 KiB)

lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:16436  Metric:1
          RX packets:12 errors:0 dropped:0 overruns:0 frame:0
          TX packets:12 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0 
          RX bytes:1020 (1020.0 B)  TX bytes:1020 (1020.0 B)

$ ping6 
BusyBox v1.20.1 (2017-02-09 03:07:02 UTC) multi-call binary.

Usage: ping6 [OPTIONS] HOST

Send ICMP ECHO_REQUEST packets to network hosts

	-c CNT		Send only CNT pings
	-s SIZE		Send SIZE data bytes in packets (default:56)
	-I IFACE/IP	Use interface or IP address as source
	-q		Quiet, only displays output at start
			and when finished

$ ping6 3001:db8:0:2:f816:3eff:feb3:332b
PING 3001:db8:0:2:f816:3eff:feb3:332b (3001:db8:0:2:f816:3eff:feb3:332b): 56 data bytes
64 bytes from 3001:db8:0:2:f816:3eff:feb3:332b: seq=0 ttl=64 time=134.823 ms
64 bytes from 3001:db8:0:2:f816:3eff:feb3:332b: seq=1 ttl=64 time=15.813 ms
64 bytes from 3001:db8:0:2:f816:3eff:feb3:332b: seq=2 ttl=64 time=2.407 ms
64 bytes from 3001:db8:0:2:f816:3eff:feb3:332b: seq=3 ttl=64 time=1.941 ms
64 bytes from 3001:db8:0:2:f816:3eff:feb3:332b: seq=4 ttl=64 time=2.457 ms

--- 3001:db8:0:2:f816:3eff:feb3:332b ping statistics ---
5 packets transmitted, 5 packets received, 0% packet loss
round-trip min/avg/max = 1.941/31.488/134.823 ms
$ ifconfig eth0
eth0      Link encap:Ethernet  HWaddr FA:16:3E:79:70:BC  
          inet6 addr: 2001:db8:0:2:f816:3eff:fe79:70bc/64 Scope:Global
          inet6 addr: fe80::f816:3eff:fe79:70bc/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:48 errors:0 dropped:7 overruns:0 frame:0
          TX packets:13 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000 
          RX bytes:5739 (5.6 KiB)  TX bytes:1992 (1.9 KiB)

$