*paid install help?*: Cobbler on a OpenVZ container / "dhcpd" failing

Bob Cochran bcochran13 at verizon.net
Tue Jul 12 22:32:40 UTC 2011


I think I understand bridges a lot better now thanks to you. Thanks for 
the post and your research on this.

Bob Cochran



On 7/12/11 6:03 PM, marek.dohojda at thomsonreuters.com wrote:
> Alright so here is what I see.  You have you are trying to setup your dhcpd on a virtual interface and not a real interface.  That will not work, you need ARP to have dhcpd working.  Look at this:
>
> http://forum.openvz.org/index.php?t=msg&goto=33837&
>
> This will help you likely.
>
> Basically what your dhcp server is trying to do is run not on venet0:0 but on venet0 for which you do not have subnet defined.  You likely can test that by defining the subnet of your vnet0.  It may startup for you (but obviously won't do anything useful).  You will likely have to create a bridged interface and put that.
>
> I suppose you can try to include the venet0 subnet in your dhcpd.conf and it may work, I never tested it that way, but it be worth a shot just to see.
>
>
>
> Marek Dohojda
> 720-308-8622
>
> 77 68 6f 20 69 73 20 4a 6f 68 6e 20 47 61 6c 74 3f 0d 0a
>
>
> -----Original Message-----
> From: cobbler-bounces at lists.fedorahosted.org [mailto:cobbler-bounces at lists.fedorahosted.org] On Behalf Of Frank
> Sent: Tuesday, July 12, 2011 12:59 PM
> To: cobbler mailing list
> Subject: RE: *paid install help?*: Cobbler on a OpenVZ container / "dhcpd" failing
>
>>   /etc/sysconfig/dhcpd
> # Command line options here
> DHCPDARGS=
>
>
>
>> your ifconfig printout
>
> [root at cobbler sysconfig]# ifconfig
> lo        Link encap:Local Loopback
>             inet addr:127.0.0.1  Mask:255.0.0.0
>             inet6 addr: ::1/128 Scope:Host
>             UP LOOPBACK RUNNING  MTU:16436  Metric:1
>             RX packets:20670 errors:0 dropped:0 overruns:0 frame:0
>             TX packets:20670 errors:0 dropped:0 overruns:0 carrier:0
>             collisions:0 txqueuelen:0
>             RX bytes:2331576 (2.2 MiB)  TX bytes:2331576 (2.2 MiB)
>
> venet0    Link encap:UNSPEC  HWaddr
> 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
>             inet addr:127.0.0.1  P-t-P:127.0.0.1  Bcast:0.0.0.0
> Mask:255.255.255.255
>             UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1
>             RX packets:18501 errors:0 dropped:0 overruns:0 frame:0
>             TX packets:15557 errors:0 dropped:0 overruns:0 carrier:0
>             collisions:0 txqueuelen:0
>             RX bytes:1913257 (1.8 MiB)  TX bytes:3754172 (3.5 MiB)
>
> venet0:0  Link encap:UNSPEC  HWaddr
> 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
>             inet addr:212.72.124.87  P-t-P:212.72.124.87
> Bcast:212.72.124.87  Mask:255.255.255.255
>             UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1
>
> =======
> (NOTE:  The IP has been changed from actual output.)
>
> I believe instead of "lo" there should be an "eth1" -- can see that
> this is the case for the *old* Cobbler VPS that I migrated to OpenVZ,
> where dhcpd runs but where there is another problem.
>
> Frank
> _______________________________________________
> cobbler mailing list
> cobbler at lists.fedorahosted.org
> https://fedorahosted.org/mailman/listinfo/cobbler
> _______________________________________________
> cobbler mailing list
> cobbler at lists.fedorahosted.org
> https://fedorahosted.org/mailman/listinfo/cobbler
>


More information about the cobbler mailing list