OpenVZ Forum


Home » Mailing lists » Users » Dns resolution failure..
Re: Dns resolution failure.. [message #3737 is a reply to message #3736] Tue, 13 June 2006 09:36 Go to previous messageGo to previous message
dev is currently offline  dev
Messages: 1693
Registered: September 2005
Location: Moscow
Senior Member
You need to check with tcpdump in the host whether your packets go ok
from VE to host system.
Does networking work correctly from VE when IP addresses are used?

Kirill

> Hey all,
>
> We're seeing a problem where within one particular VE on a host we can
> nslookup or "host" a hostname and everything works.
>
> But when we try running yum update or wget (even to www.google.com) we
> get "Temporary failure in name resolution."
>
> We've dug around on the lists and tried solutions posted there with no
> luck (w.r.t setting forwarding on the main system, etc).
>
> We're also seeing the following in the logs (not sure if it's a
> red-herring or not):
>
> Jun 12 15:48:19 FOO sysctl: net.ipv4.ip_forward = 0
> Jun 12 15:48:19 FOO sysctl: error: unknown error 1 setting key
> 'net.ipv4.conf.default.rp_filter'
> Jun 12 15:48:19 FOO sysctl: error: unknown error 1 setting key
> 'net.ipv4.conf.default.accept_source_route'
> Jun 12 15:48:19 FOO sysctl: error: unknown error 1 setting key
> 'kernel.sysrq'
> Jun 12 15:48:19 FOO sysctl: error: unknown error 1 setting key
> 'kernel.core_uses_pid'
>
>
> I should mention that all other VE's running on the host work without a
> problem.
>
> Any ideas?
>

Report message to a moderator

[Message index]
 
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: Reasonable expectations
Next Topic: Network configuration
Goto Forum:
  

[ Syndicate this forum (XML) ] [ RSS ] [ PDF ]

Current Time: Thu Sep 03 19:00:28 GMT 2026

Total time taken to generate the page: 0.07387 seconds
Powered by FUDforum Powered by Virtuozzo Containers