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<div class=Section1>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I do have </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>net.ipv4.ip_forward=1
in controller and compute node<font color=navy><span style='color:navy'><o:p></o:p></span></font></span></font></p>
<p class=MsoNormal><b><font size=5 color=navy face=Arial><span
style='font-size:16.0pt;font-family:Arial;color:navy;font-weight:bold'>How do
you set </span></font></b><b><font size=5 face=Arial><span
style='font-size:16.0pt;font-family:Arial;font-weight:bold'>with
GATEWAY=<router node="" ip=""> ?<o:p></o:p></span></font></b></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>As I wrote in my question I did set </span></font><code><font
size=2 face="Courier New"><span style='font-size:10.0pt'>--gateway 172.16.1.1</span></font></code><font
size=2 color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>On controller node <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Kernel IP routing
table<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Destination
Gateway
Genmask Flags Metric
Ref Use Iface<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>0.0.0.0
172.16.1.1 0.0.0.0
UG 0 0
0 br-ex<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>169.254.0.0
0.0.0.0 255.255.0.0
U 1002 0
0 ens192<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>169.254.0.0
0.0.0.0 255.255.0.0
U 1004 0
0 br-ex<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>172.16.0.0
0.0.0.0 255.255.0.0
U 0
0 0 br-ex<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>On compute node <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Kernel IP routing
table<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Destination
Gateway
Genmask Flags Metric
Ref Use Iface<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>0.0.0.0
172.16.1.1 0.0.0.0
UG 0 0
0 eno1<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>169.254.0.0
0.0.0.0 255.255.0.0
U 1002 0
0 eno1<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>172.16.0.0
0.0.0.0 255.255.0.0
U 0
0 0 eno1<o:p></o:p></span></font></p>
</div>
</div>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>[root@localhost ~(keystone_admin)]# neutron
net-list<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+--------------------------------------+--------------+------------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| id
| name | subnets
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+--------------------------------------+--------------+------------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| cc339bfc-a634-4d49-86e2-1f081bc4ffdf | public
| 63710304-4d54-4e7c-b2ca-0a99c3c69f86 172.24.4.224/28 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| de862bfd-dcc6-496c-9a34-272191a8f32b | InternalNet1
| f475e1a9-738f-44ec-85fe-130af69777b2 10.67.78.0/24 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| 19e32c31-8025-4704-956b-05df2b9a2864 | private
| db7d4b61-49f9-4d34-9ca7-4bccd481ccaf 10.0.0.0/24 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| d3aa8562-836c-4d6e-90ee-3426f1424b73 | extnet
| 2a8b41da-a9b6-4156-b1e0-9c2af7948b58 172.16.0.0/16 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+--------------------------------------+--------------+------------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>This is the internal net<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>[root@localhost ~(keystone_admin)]# neutron
net-show InternalNet1<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+---------------------------+--------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| Field
| Value
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+---------------------------+--------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| admin_state_up
| True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| id
| de862bfd-dcc6-496c-9a34-272191a8f32b |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| name
| InternalNet1
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| provider:network_type
| vxlan
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| provider:physical_network |
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| provider:segmentation_id | 13
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| router:external
| False
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| shared |
True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| status
| ACTIVE
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| subnets
| f475e1a9-738f-44ec-85fe-130af69777b2 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| tenant_id
| d8d051738a4c48cc9f1baa0f160e0f3a |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+---------------------------+--------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>[root@localhost ~(keystone_admin)]# neutron
subnet-show f475e1a9-738f-44ec-85fe-130af69777b2<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+-------------------+------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| Field
| Value
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+-------------------+------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| allocation_pools | {"start":
"10.67.78.2", "end": "10.67.78.254"} |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| cidr
| 10.67.78.0/24
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| dns_nameservers | 172.16.1.121
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| enable_dhcp
| True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| gateway_ip
| 10.67.78.1
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| host_routes
| |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| id
| f475e1a9-738f-44ec-85fe-130af69777b2
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| ip_version
| 4
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| ipv6_address_mode |
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| ipv6_ra_mode
|
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| name
| InternalSub1
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| network_id
| de862bfd-dcc6-496c-9a34-272191a8f32b
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| tenant_id
| d8d051738a4c48cc9f1baa0f160e0f3a
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+-------------------+------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>And this is the external net<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>[root@localhost ~(keystone_admin)]# neutron
net-show extnet<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+---------------------------+--------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| Field
| Value
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+---------------------------+--------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| admin_state_up
| True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| id
| d3aa8562-836c-4d6e-90ee-3426f1424b73 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| name
| extnet
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| provider:network_type
| vxlan
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| provider:physical_network |
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| provider:segmentation_id | 12
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| router:external
| True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| shared
| True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| status
| ACTIVE
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| subnets
| 2a8b41da-a9b6-4156-b1e0-9c2af7948b58 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| tenant_id
| d8d051738a4c48cc9f1baa0f160e0f3a |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+---------------------------+--------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>[root@localhost ~(keystone_admin)]# neutron
subnet-show 2a8b41da-a9b6-4156-b1e0-9c2af7948b58<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+-------------------+--------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| Field
| Value
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>+-------------------+--------------------------------------------------+<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| allocation_pools | {"start":
"172.16.7.120", "end": "172.16.7.150"} |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| cidr
| 172.16.0.0/16
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| dns_nameservers |
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| enable_dhcp
| True
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| gateway_ip
| 172.16.1.1 |<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| host_routes
|
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| id
| 2a8b41da-a9b6-4156-b1e0-9c2af7948b58
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| ip_version
| 4
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| ipv6_address_mode |
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| ipv6_ra_mode
|
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| name
|
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| network_id
| d3aa8562-836c-4d6e-90ee-3426f1424b73
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>| tenant_id
| d8d051738a4c48cc9f1baa0f160e0f3a
|<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
communitymngr@openstack.org [mailto:communitymngr@openstack.org] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, March 04, 2015
5:58 PM<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">Yaron
Illouz</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> [Ask OpenStack] "no
ping to instance on compute node"</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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style='width:100.0%;border-collapse:collapse'>
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<td style='padding:0in 0in 0in 0in'>
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bgcolor="#E7E8E8" style='width:100.0%;background:#E7E8E8;border-collapse:
collapse'>
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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
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width="95%" style='width:95.0%;border-collapse:collapse'>
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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><a
href="https://ask.openstack.org/en/users/8866/pavel-kutishchev/">Pavel Kutishchev</a>
posted a <a
href="https://ask.openstack.org/en/question/62252/no-ping-to-instance-on-compute-node/?comment=62255#comment-62255">comment</a>
<o:p></o:p></span></font></p>
<div>
<p><b><font size=1 face=Arial><span style='font-size:7.5pt;font-family:
Arial;font-weight:bold'>Commented by Pavel Kutishchev: <o:p></o:p></span></font></b></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>Please show param net.ipv4.ip_forward on router node which
located in /etc/sysctl.conf file it should equals to 1
net.ipv4.ip_forward = 1 Do you able ping compute node from the host
node? Make sure that you've set up your nodes with GATEWAY=<router
node="" ip=""> Check route -n output of both
hosts<o:p></o:p></span></font></p>
<div style='border:none;border-left:solid #AAAAAA 1.5pt;padding:0in 0in 0in 4.0pt'>
<p><b><font size=1 face=Arial><span style='font-size:7.5pt;font-family:
Arial;font-weight:bold'>In reply to yaroni: no ping to instance on
compute node <o:p></o:p></span></font></b></p>
<p><i><font size=1 face=Arial><span style='font-size:7.5pt;font-family:
Arial;font-style:italic'>Tags: packstack, juno_rdo. <o:p></o:p></span></font></i></p>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>I installed with packstack on 2 ips (rdo juno)<o:p></o:p></span></font></p>
<pre><code><font size=2 face="Courier New"><span style='font-size:10.0pt'>packstack --install-hosts=ip1,ip2<o:p></o:p></span></font></code></pre>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>Than on ip1 created a bridge br-ex, and add it with interface to
ovs.<br>
Created a network<o:p></o:p></span></font></p>
<pre><code><font size=2 face="Courier New"><span style='font-size:10.0pt'>neutron net-create extnet --router:external=True<o:p></o:p></span></font></code></pre>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>And a subnet<o:p></o:p></span></font></p>
<pre><code><font size=2 face="Courier New"><span style='font-size:10.0pt'>neutron subnet-create extnet --allocation-pool start=172.16.7.1,end=172.16.7.20 --gateway 172.16.1.1 --enable_dhcp=False 172.16.0.0/16<o:p></o:p></span></font></code></pre>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>Than i created manually a local network, a router, and connected
the external and the internal network to the router.<br>
The instance is launched on ip2<br>
I have no ping to the floating ip of the instance. I can connect to the
instance (internal ip) through the router on the controller node<o:p></o:p></span></font></p>
<pre><code><font size=2 face="Courier New"><span style='font-size:10.0pt'>ip netns exec qdhcp-de862bfd-dcc6-496c-9a34-272191a8f32b ssh -i /sriov.pem cirros@10.67.78.2<o:p></o:p></span></font></code></pre>
<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>There is no error log in nova compute log and not in the ovs
agent log<o:p></o:p></span></font></p>
</div>
</div>
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<o:p></o:p></span></font></i></p>
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<p><font size=2 face=Arial><span style='font-size:10.0pt;font-family:
Arial'>Sincerely,<br>
Ask OpenStack Administrator<o:p></o:p></span></font></p>
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