feature or bug

[Zhe Yao]

We are not using network-manager in 11.10.
So basically, the only place which can affect network interface
setting is /etc/network/interfaces.

The setting is written like
auto eth0
iface eth0 inet dhcp

Best,
Zhe Yao
--------------
Department of Electrical and Computer Engineering
McGill University
Montreal, QC, Canada
H3A 2A7

zhe.yao at mail.mcgill.ca



2012/2/21 José Queiroz <zekkerj at gmail.com>:
> Are you using Network Manager? Or have you configured your clients using
> "/etc/network/interfaces"?
>
> 2012/2/21 Zhe Yao <zheyao at cim.mcgill.ca>
>>
>> Hi All,
>>
>> We are running several machines, some of them are ubuntu 10.04 which
>> has dhcp3-client (3.1.3), and others run ubuntu 11.10 which has
>> isc-dhcp-client (4.1.1).
>> We notice different behaviours between these two versions.
>>
>> When the dhcp server (from ISC as well) is offline for a while, the
>> clients decide to give up trying to contact the server any more, they
>> assign private ip addresses (169.254.*) to the network interfaces.
>> After this happens, the dhcp client (3.1.3) on 10.04 is still running
>> in the background, so as far as the server is back, new ip addresses
>> are assigned from the server, and everything is back to normal.
>> But for dhcp client (4.1.1) on 11.10, the client daemon suicides.
>> Hence, even the server is back, the network interface stays with the
>> private addresses until we have to manually invoke ifdown/ifup
>> commands, which is impossible for remote management.
>>
>> We are wondering whether this is a feature or a bug.
>> Any input appreciated.
>>
>> Best,
>> Zhe Yao
>> --------------
>> Department of Electrical and Computer Engineering
>> McGill University
>> Montreal, QC, Canada
>> H3A 2A7
>>
>> zhe.yao at mail.mcgill.ca
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>
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