Workstation can't obtain IP
James Keating
jkeating at ksd140.org
Tue May 8 19:05:47 UTC 2007
Simon Hobson wrote:
> James Keating wrote:
>
>
>> a win2k-sp3 client machine named joe in a remote building connected via T1
>> with Cisco routers works all year on ISC DHCP v3.0.3....
>>
>> until monday. then, no amount of re-booting, ipconfig/release
>> and renew would obtain it a valid dynamic IP from the server.
>>
>> i finally had to put in a static.
>>
>> upon returning to the server, i found this in the dhcpd.leases file.
>>
>> why the 2-minute lease? should be 3-days. any other way to force a renew?
>>
>>
>> lease 10.1.17.234 {
>> starts 1 2007/05/07 15:31:47;
>> ends 1 2007/05/07 15:33:47;
>> binding state free;
>> hardware ethernet 00:03:47:22:33:44;
>> uid "\001\000\003Gc\330Z";
>> client-hostname "joe";
>> }
>>
>
> The server creates a two minute lease when it generates an offer -
> this is a means of 'reserving' the address for the client IF it does
> come back and request it OR allowing it to become free again if the
> client doesn't make a request for it (it might have got an address
> from a different server).
>
>
> Of far more interest would be the server log entries when the client
> is attempting to get a lease - they might tell us something.
>
>
> Also, have there been ANY network changes at all, and are other
> clients on the subnet getting addresses
No network changes. No complaints from other users about their machines
on either subnet.
Here's the /var/log/system.log. It's pretty sparse.
May 7 03:15:02 earths-computer cp: error processing extended
attributes: Operation not permitted
May 7 07:42:54 earths-computer dhcpd: Abandoning IP address
10.1.18.166: pinged before offer
May 7 08:07:55 earths-computer dhcpd: Abandoning IP address
10.1.18.156: pinged before offer
May 7 10:32:23 earths-computer dhcpd: Abandoning IP address
10.1.17.157: pinged before offer
May 8 03:15:00 earths-computer cp: error processing extended
attributes: Operation not permitted
May 8 08:15:00 earths-computer postfix/postqueue[28153]: warning: Mail
system is down -- accessing queue directly
May 8 03:15:02 earths-computer cp: error processing extended
attributes: Operation not permitted
May 8 07:36:46 earths-computer dhcpd: Abandoning IP address
10.1.18.156: declined.
May 8 07:41:49 earths-computer dhcpd: Abandoning IP address
10.1.17.156: declined.
May 8 11:06:48 earths-computer dhcpd: Abandoning IP address
10.1.18.154: pinged before offer
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