OK, sounds like there may be a bug. I'll try and reproduce this in the
next day or two.

Cheers,

Simon.

On 07/03/18 11:39, Lindgren Fredrik wrote:
> I'm doing verification after removal in same way as when I add it, hence
> debug output from dnsmasq process and dhcpdump capture
> 
> 
> /Fredrik
> 
> 
> ------------------------------------------------------------------------
> *Från:* Dnsmasq-discuss
> <dnsmasq-discuss-boun...@lists.thekelleys.org.uk> för Andy Hawkins
> <a...@gently.org.uk>
> *Skickat:* den 7 mars 2018 11:13
> *Till:* dnsmasq-discuss@lists.thekelleys.org.uk
> *Ämne:* Re: [Dnsmasq-discuss] Dnsmasq dhcp-optsdir remove options problem
>  
> Hi,
> 
> In article
> <he1pr0401mb2313f920fec799628c3694ca8c...@he1pr0401mb2313.eurprd04.prod.outlook.com>,
>            Lindgren Fredrik<fredrik.lindg...@tieto.com> wrote:
>> What I did to test this was to add "option:router,10.243.0.1" to a new opti=
>> on file.
>>
>> Which is re-read by dnsmasq
>>
>>
>> I start a dhclient that I'm testing with, output in console of dnsmasq indi=
>> cate that router entry is part of response (also seen in dhcpdump of packag=
>> e)
>>
>> I stop the dhclient and remove the config file with this option and send SI=
>> GHUP to pid for dnsmasq
>>
>> Then start the dhclient again and still see the router entry being sent.
> 
> When you say "still see the router entry being sent" are you just checking
> the resulting IP configuration on the client, or are you actually capturing
> the DHCP response with Wireshark or similar?
> 
> If you haven't captured the actual response on the wire, that'd be my next
> step to see if it's the client that's somehow remembering the information.
> 
> Andy
> 
> 
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