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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>

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%"
 style='width:100.0%;border-collapse:collapse'>
 <tr>
  <td style='padding:0in 0in 0in 0in'>
  <div align=center>
  <table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="100%"
   bgcolor="#E7E8E8" style='width:100.0%;background:#E7E8E8;border-collapse:
   collapse'>
   <tr height=20 style='height:15.0pt'>
    <td height=20 valign=top style='padding:0in 0in 0in 0in;height:15.0pt'>
    <p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
    font-family:Arial'><o:p> </o:p></span></font></p>
    </td>
   </tr>
   <tr>
    <td valign=top style='padding:0in 0in 0in 0in'>
    <div align=center>
    <table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="90%"
     bgcolor=white style='width:90.0%;background:white;border-collapse:collapse'>
     <tr>
      <td valign=top style='padding:0in 0in 0in 0in'>
      <div align=center>
      <table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0
       width="95%" style='width:95.0%;border-collapse:collapse'>
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        <td valign=top style='padding:0in 0in 0in 0in'>
        <p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
        font-family:Arial'><o:p> </o:p></span></font></p>
        </td>
       </tr>
       <tr>
        <td valign=top style='padding:0in 0in 0in 0in'>
        <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>
        <p><i><font size=1 face=Arial><span style='font-size:7.5pt;font-family:
        Arial;font-style:italic'>To change frequency, language and content of
        these alerts, please visit <a
        href="https://ask.openstack.org/en/users/9241/yaroni/subscriptions/">your
        user profile</a>. <br>
        If you believe that this message was sent in an error, please email
        about it the forum administrator at <a
        href="mailto:communitymngr@openstack.org">communitymngr@openstack.org</a>.
        <o:p></o:p></span></font></i></p>
        </td>
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        <td valign=top style='padding:0in 0in 0in 0in'>
        <div class=MsoNormal align=center style='text-align:center'><font
        size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'>
        <hr size=2 width="100%" align=center>
        </span></font></div>
        <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>
        </td>
       </tr>
      </table>
      </div>
      <p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
      font-family:Arial'><o:p></o:p></span></font></p>
      </td>
     </tr>
    </table>
    </div>
    <p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
    font-family:Arial'><o:p></o:p></span></font></p>
    </td>
   </tr>
   <tr height=20 style='height:15.0pt'>
    <td height=20 valign=top style='padding:0in 0in 0in 0in;height:15.0pt'>
    <p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
    font-family:Arial'><o:p> </o:p></span></font></p>
    </td>
   </tr>
  </table>
  </div>
  <p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
  font-family:Arial'><o:p></o:p></span></font></p>
  </td>
 </tr>
</table>

<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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