You have a port on the switch facing the router that's acting as the Relay,
correct? You need to trust that port, simple... :-)

--
Marko Milivojevic - CCIE #18427 (SP R&S)
Senior CCIE Instructor - IPexpert

On Thu, Apr 12, 2012 at 22:55, Kingsley Charles
<kingsley.char...@gmail.com>wrote:

> Marko, I read them. Very nice blog.
>
> I wanted to understand, what you meant by 2nd workaround,
>
>
> 1. Disable snooping
> 2. Trust the Relay port
>
>
> With regards
> Kings
>
>
> On Fri, Apr 13, 2012 at 11:15 AM, Marko Milivojevic 
> <mar...@ipexpert.com>wrote:
>
>> On Thu, Apr 12, 2012 at 21:48, Kingsley Charles <
>> kingsley.char...@gmail.com> wrote:
>>
>>> Hi Marko
>>>
>>> Please let me know, what did you mean by "Trust the Relay port". Are you
>>> saying that we should make the port connected to relay port as dhcp
>>> snooping trust port.
>>>
>>
>>  Did you read the articles I sent you? Unfortunately, if you want to have
>> DHCP Snooping enabled on the Catalyst switch running 12.2(46)SE, that's
>> exactly what you need to do. I was unable to make it work otherwise, using
>> the exact same steps you tried.
>>
>>
>>> But why are we hitting this issue. The mac address is there, the switch
>>> should have forwarded the DHCP offer packet back to relay.
>>>
>>> My guess is that the issue is because of the chaddress being client's
>>> mac address and dst mac is relay's mac address. The switch is trying
>>> forward to chaddress.
>>>
>>
>> A bug?
>>
>> --
>> Marko Milivojevic - CCIE #18427 (SP R&S)
>> Senior CCIE Instructor - IPexpert
>>
>
>
_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit 
www.ipexpert.com

Are you a CCNP or CCIE and looking for a job? Check out 
www.PlatinumPlacement.com

Reply via email to