Re: dhclient & switching networks
Nic Ferrier пишет:
>Derek Broughton <news@pointerstop.ca> writes:
>
>
>
>>When I connect to my network at home through the lan (wired) connection of a
>>Linksys WRT54G router, I get an address in the 192.168.1.* range, assigned
>>by the DHCP server in the router. Next morning when I connect at work,
>>dhclient immediately gives me the same IP.
>>
>>
>>Sep 8 08:44:18 othello dhclient: DHCPDISCOVER on eth0 to 255.255.255.255
>>port 67 interval 4
>>Sep 8 08:44:18 othello dhclient: DHCPOFFER from 192.168.1.1
>>Sep 8 08:44:18 othello dhclient: DHCPREQUEST on eth0 to 255.255.255.255
>>port 67
>>Sep 8 08:44:18 othello dhclient: DHCPACK from 192.168.1.1
>>
>>
>
>This is the report from the connection at your work place?
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>>My questions are:
>>Am I right that there is really a server on 192.168.1.1 (I can't ping it)?
>>How could I find out?
>>
>>
>
>Get a normal address and then:
>
> ifconfig eth0:1 192.168.1.107 netmask 255.255.255.0
> ping 192.168.1.1
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>>Or is it simply reusing the lease without really calling the DHCP server -
>>if so, why would it _say_ it sent the DHCPDISCOVER? (this just doesn't
>>seem at all likely to me).
>>
>>
>
>It does appear that something funny is going on.
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>>How can I prevent getting assigned the 192.168.1.* address at work (I'm
>>currently using dhcp3-client, ifupdown, ifplugd & whereami). The really
>>simple solution is to delete the lease file before booting, but it seems so
>>inelegant! (Not to mention that it loses the whole point of having a lease
>>file).
>>
>>One final question, why wasn't there a lease from 142.2.*.* (there's at
>>least two different DHCP servers there) in my lease file already, from
>>yesterday? They give lease times of one month. Am I just using the wrong
>>DHCP client (so many choices, so little time :-))
>>
>>
>
>Make sure you have dhcp3-client, I had lots of funny problems till I
>switched to that version.
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>
>Nic Ferrier
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Try dhcpcd - alternate dhcp client. Im use this and don't have problems.
--
--
Best regards,
Oleg Anisimov mailto: o_anisimov@dobroe.ru
Network Administrator
===========================================================
Communication company "JANRE",
Komissarove str. 16,
Vladimir,
Russia
tel. +7 (0922) 21-53-37 (113)
fax. +7 (0922) 31-12-60
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