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Today's Topics:
1. Re: Dhcpd randomly returns the IP address or the backup IP
(Sten Carlsen)
----------------------------------------------------------------------
Message: 1
Date: Fri, 26 Mar 2021 18:31:49 +0100
From: Sten Carlsen <st...@s-carlsen.dk>
To: Users of ISC DHCP <dhcp-users@lists.isc.org>
Subject: Re: Dhcpd randomly returns the IP address or the backup IP
Message-ID: <e7307903-fabf-4598-8670-595e0e653...@s-carlsen.dk>
Content-Type: text/plain; charset="us-ascii"
Thanks
Sten
> On 26 Mar 2021, at 08.43, Wayne Gemmell | Connect
> <wa...@connect-mobile.co.za> wrote:
>
> Thanks Sten
>
> I've moved my class out of the subnet and the issue still persists.
Well, that is one can of worms out of the picture.
What are the two addresses?
>
>
> <https://connect-mobile.co.za/mobile_marketing_solutions/>
>
>
> On Thu, 25 Mar 2021 at 17:51, Sten Carlsen <st...@s-carlsen.dk
> <mailto:st...@s-carlsen.dk>> wrote:
> You define the class kannel inside the subnet, so if there are any other
> subnets, it will be defined there as well. Class definitions are global
> always, defining them inside a subnet may have some "interesting" side
> effects as some options are taken from that subnet even if the host gets an
> address in a different subnet - routers is one of them.
>
> So one thought is, if the backup address is not in this subnet, the host will
> be given incorrect information.
>
> --
> Best regards
> Sten Carlsen
>
> --------------------------------------------------
> Aoccdrnig to rseerach at Cmabrigde Uinervtisy,
> it deosn't mttaer in waht oredr the ltteers in a
> wrod are, the olny iprmoatnt tihng is taht the
> frist and lsat lteter be at the rghit pclae.
> The rset can be a ttoal mses and you can slitl
> raed it wotihut porbelm. Tihs is bcuseae the
> hmuan mnid deos not raed ervey lteter by istlef,
> but the wrod as a wlohe. Amzanig, huh?
> --------------------------------------------------
>
>> On 25 Mar 2021, at 13.01, Wayne Gemmell | Connect
>> <wa...@connect-mobile.co.za <mailto:wa...@connect-mobile.co.za>> wrote:
>>
>> I tried it. No change. The issue still persists.
>>
>>
>> <https://connect-mobile.co.za/mobile_marketing_solutions/>
>>
>>
>> On Tue, 23 Mar 2021 at 16:19, Wayne Gemmell | Connect
>> <wa...@connect-mobile.co.za <mailto:wa...@connect-mobile.co.za>> wrote:
>> I'll give it a try, thanks.
>>
>>
>> <https://connect-mobile.co.za/mobile_marketing_solutions/>
>>
>>
>> On Tue, 23 Mar 2021 at 01:32, Bill Shirley <b...@c3po.polymerindustries.biz
>> <mailto:b...@c3po.polymerindustries.biz>> wrote:
>> Try:
>> update-optimization off;
>>
>> Bill
>>
>> On 3/19/2021 2:22 AM, Wayne Gemmell | Connect wrote:
>>> Hi
>>>
>>> When my dhcp server gets a DHCPRELEASE followed by a DHCPDISCOVER then it
>>> randomly allocates the IP address or the backup IP address that are
>>> assigned to the host in the lease file to the host. The assignments always
>>> got to the correct host and the mac address doesn't change.
>>>
>>> When this backup IP address is allocated then dynamic DNS isn't updated and
>>> my container is unreachable.
>>>
>>> I've put all the relevant details in the link below but am more than happy
>>> enough to furnish anything that is missing. Can anyone help please?
>>>
>>> https://gitlab.isc.org/isc-projects/dhcp/-/issues/172
>>> <https://gitlab.isc.org/isc-projects/dhcp/-/issues/172>
>>>
>>> <https://connect-mobile.co.za/mobile_marketing_solutions/>
>>>
>>>
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