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Thanks 安仲奇, that works!

I can ssh it but only with the provided username and password.

When ssh it shows 'Server refused our key'.

Which means we can't use the keypair for login?

Thanks.

On 1/10/2014 10:26 AM, 安仲奇 wrote:
> i also tried that image, and couldn't ping it either ...
> 
> edit the image and shutdown the firewall completely,
> or try the centos 6.4 image from CatN lab, that one works.
> 
> http://catn.com/labs/project/centos-images/
> 
> good luck, have fun!
> 
> azq
> 
> 
> At 2014-01-10 00:39:12,jeffty <wantwatering at gmail.com> wrote:
>>Hi,
>>
>>I'm running Grizzly in two nodes. One controller and one compute node.
>>
>>I tested Cirros and Ubuntu instance. I can ping them with assigned
>>public IP and SSH them. But for the CentOS cloud image downloaded from
>>http://wiki.centos.org/Cloud/OpenNebula I failed.
>>
>>After assign public IP to CentOS instance it can't be reached(ping or
>>ssh) by neither of private or public IP.
>>
>>After ssh in the Ubuntu/Cirros instance and try to ping the CentOS
>>instance it still failed. But Ubuntu and Cirros instance succeeded to
>>ping each other after ssh. And all these instances use the same security
>>group.
>>
>>I found below know issue in OpenNubula:
>>http://wiki.centos.org/Cloud/OpenNebula
>>--------------------------------------------------------------------
>>Known Issues
>>
>>Images are built with firewall turned on, with only ssh allowed to
>>connected in. On a Cloud instance where the access is controlled via
>>security and network policy, this might not be an ideal state.
>>--------------------------------------------------------------------
>>
>>But now it's not only for ssh but also for ping. Is CentOS cloud image
>>configured by reject all network access in its firewall rule? If so
>>since it has no default root password how can we log in them?
>>
>>Thanks.
>>
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> 
> 
>