[Buildroot] [PATCH] busybox: Enable domain search list support in udhcpc
Peter Korsgaard
peter at korsgaard.com
Fri Aug 30 20:32:38 UTC 2019
>>>>> "Yann" == Yann E MORIN <yann.morin.1998 at free.fr> writes:
> On 2019-04-08 14:00 +0300, Alexey Brodkin spake thusly:
>> This is useful in networks with internal resources as it allows
>> to use much shorter names.
>>
>> E.g. instead of "server.internal.company.com" it's possible
>> to use just "server" if DHCP server is configured with:
----------------------------> 8-----------------------
>> option domain-search "internal.company.com";
----------------------------> 8-----------------------
>>
>> This improvement consists of 2 parts:
>>
>> 1. Enable handling of RFC3397 so DHCP client is ready for processing
>> corresponding data from DHCP server.
>>
>> 2. Some DHCP servers always send out search list if it is set in server's
>> configuration and some servers only provide search list if client
>> asks for that (sending list of options it expectes to get).
>>
>> And exactly for those stubborn DHCP servers we need to add "-O search"
>> to udhcp's command line via CONFIG_IFUPDOWN_UDHCPC_CMD_OPTIONS.
>>
>> Signed-off-by: Alexey Brodkin <abrodkin at synopsys.com>
>> Cc: Ignacy Gawedzki <ignacy.gawedzki at green-communications.fr>
>> Cc: Peter Korsgaard <peter at korsgaard.com>
Committed to 2019.02.x and 2019.05.x, thanks.
--
Bye, Peter Korsgaard
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