openstack team mailing list archive

[Vishvananda Ishaya <vishvananda@xxxxxxxxx>]

Based on the below it could be :

a) eth1 is not plugged in

or

b) eth1 is plugged into a switch that is filtering traffic in the 10.10.10.0/24 range

or

c) br100 is not bridged into eth1

(this would appear in brctl show which you didn't send)


Vish

On Jan 3, 2013, at 9:23 AM, Umar Draz <unix.co@xxxxxxxxx> wrote:

> Hi Vish
>  
> Here is .....
>  
> 
> Controller (nova.conf)
> network_manager=nova.network.manager.FlatDHCPManager
> force_dhcp_release=True
> dhcpbridge_flagfile=/etc/nova/nova.conf
> firewall_driver=nova.virt.libvirt.firewall.IptablesFirewallDriver
> my_ip=63.55.xx.x2
> public_interface=eth0
> vlan_interface=eth1
> flat_network_bridge=br100
> flat_interface=eth1
> fixed_range=10.10.10.0/24
> auto eth0
> iface eth0 inet static
>         address 63.55.xx.x2
>         netmask 255.255.255.128
>         gateway 63.55.xx.x1
>         
> auto eth1
> iface eth1 inet static
> ---------------------------------------------------------------------------------------------
>  
>  
> Compute (nova.conf)
> network_manager=nova.network.manager.FlatDHCPManager
> force_dhcp_release=True
> dhcpbridge_flagfile=/etc/nova/nova.conf
> firewall_driver=nova.virt.libvirt.firewall.IptablesFirewallDriver
> my_ip=63.55.xx.x3
> public_interface=eth0
> vlan_interface=eth1
> flat_network_bridge=br100
> flat_interface=eth1
> fixed_range=10.10.10.0/24
> auto eth0
> iface eth0 inet static
>         address 63.55.xx.x3
>         netmask 255.255.255.128
>         gateway 63.55.xx.x1
>         
> auto eth1
> iface eth1 inet static
> 
> -------------------------------------------------------------------------------------------------
> Here is the command of network
> nova-manage network create --label=myNetwork --fixed_range_v4=10.10.10.0/24 --bridge=br100 --num_networks=1 --multi_host=T
>  
> Best Regards,
>  
> Umar
> 
> On Thu, Jan 3, 2013 at 10:13 PM, Vishvananda Ishaya <vishvananda@xxxxxxxxx> wrote:
> Need a little more info:
> 
> a) what does your nova.config look like? Specifically what is the setting for flat_interface?
> 
> b) what command did you use to create your network?
> 
> c) what is the output of brctl show?
> 
> d) what is the output of ip addr show?
> 
> Vish
> 
> On Jan 2, 2013, at 11:11 PM, Umar Draz <unix.co@xxxxxxxxx> wrote:
> 
>> Hi
>> 
>> here is my setup
>> 
>> 1) controller -> 63.73.22.22
>> 2) compute-1 - > 63.73.22.23
>> 3) compute-2 -> 63.73.22.24
>> 
>> The Local network is 10.10.10.0/24 for virtual machines.
>> 
>> I have created 2 virtual machines. Controller automatically creates 1 Virtual machine on compute-1 and 2nd on compute-2.
>> 
>> 1) Compute-1's Virtual Machine local ip is 10.10.10.3
>> 2) Compute-2's Virtual Machine local ip is 10.10.10.4
>> 
>> Now the problem is I can not ping 10.10.10.3 from Compute-2's virtual machine. and Same thing on Compute-1's virtual machine. Even I can not ping or access both virtual machines from controller node.
>> 
>> Compute-1 can only access its own virtual machine and Compute-2 can only access its own virtual machines.
>> 
>> Would you please help me what should I do?
>> 
>> Best Regards,
>> 
>> Umar
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> 
> 
> 
> 
> -- 
> Umar Draz
> Network Architect