Victoria:/home/federico# ifup eth0
Internet Software Consortium DHCP Client 2.0pl5
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All rights reserved.

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sit0: unknown hardware address type 776
sit0: unknown hardware address type 776
Listening on LPF/eth0/00:02:44:a1:bd:0c
Sending on   LPF/eth0/00:02:44:a1:bd:0c
Sending on   Socket/fallback/fallback-net
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 7
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 13
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 14

Message from syslogd@localhost at Tue Nov 22 14:43:46 2005 ...
localhost kernel: Disabling IRQ #10
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 20
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 6
No DHCPOFFERS received.
No working leases in persistent database.

Exiting.

Failed to bring up eth0.