Option82 - question about sending sub-options

Alan DeKok alan.dekok at inkbridge.io
Thu Sep 25 18:46:09 UTC 2025


  Nick looked into it, it works in 3.2.8.

> On Sep 25, 2025, at 2:33 PM, Ľudovít Mikula via Freeradius-Users <freeradius-users at lists.freeradius.org> wrote:
> 
> Hi Alan,
> 
>  is there any estimate when it might land in 3.2.x branch?
> 
> Ludo
> 
> On 18. 9. 2025 16:37, Alan DeKok via Freeradius-Users wrote:
>> On Sep 18, 2025, at 8:55 AM, Ľudovít Mikula <ludovit.mikula at mikori.sk> wrote:
>>> 
>>> I have a question about sending Option82 - I am setting sub-options 1,2 and 9 in response to DISCOVER:
>>> 
>>>    update reply {
>>>        &DHCP-Relay-Remote-Id := &request:DHCP-Relay-Remote-Id
>>>        &DHCP-Relay-Circuit-Id := &request:DHCP-Relay-Circuit-Id
>>>        &DHCP-Vendor-Specific-Information := &request:DHCP-Vendor-Specific-Information
>>>    }
>>> 
>>> 
>>> and see it being set in the freeradius log:
>>> 
>>> (1702)   DHCP-Relay-Remote-Id := 0xacdb489f87af
>>> (1702)   DHCP-Relay-Circuit-Id := 0xacdb489f87af
>>> (1702)   DHCP-Vendor-Specific-Information := 0x0000118b060104010203010000061b34030a444d5a2d434f532d3032010e4554492d5250442d504f52542d300207756e69636173740e07000100000079000d040a666f07
>>> ...
>>> However the relay agent vendor requires the sub-options to be set in one Option 82 block (like they send it to us in DISCOVER):
>>> ..
>>> Is this possible (or am I doing something wrong), we're using freeradius v3.2.3 ?
>>   We can push a fix, but it will have to go into 3.2.9.
>>   Alan DeKok.
>> -
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> 
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