Re: how to get a list of ip adresses

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On Tue, Jan 20, 2009 at 1:06 AM, Sebastian Gottschall (DD-WRT)
<s.gottschall@xxxxxxxxxx> wrote:
> ?ukasz Mierzwa schrieb:
>> Hi,
>>
>> I'm running kvm virtual machines with bridged networking with
>> libvirtd, virtual guests are getting ip addresses from dhcp, listing
>> interface information on kvm host gives me only bridge ip, there is no
>> information about guests ip assigned by dhcpd to tap interfaces that
>> are added to the bridge, is there any way to get this information from
>> kvm host system where the bridge is created? I couldn't find any
>> usable information on this subject, right now I need to check dhcp
>> leases or login over vnc. Thanks for any help.
> the bridging code is not responsible for tracking ip informations. you
> really have to check your dhcp leases which is the clean way.
> another trick is sending a broadcast ping to your client network and
> looking at the arp table. but this is just a dirty way

Sounds like a good place to use dynamic DNS.  This can be
dhcp-integrated (dnsmasq does this well, Windows server dns daemon
does it as well) or using a client inside the virtual machine to
register its name with a web service (no-ip.com, dyndns.org, etc.)

>
> Sebastian
>>
>> Lucas
>> ------------------------------------------------------------------------
>>
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>
> --
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>
> Sebastian Gottschall / CTO
>
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