[dns-operations] Is this valid edns0 query?

Hugo Salgado hsalgado at nic.cl
Fri Oct 10 18:54:23 UTC 2014

On 10/10/2014 03:24 PM, Roland Dobbins wrote:
> On Oct 11, 2014, at 1:07 AM, Mohamed Lrhazi <Mohamed.Lrhazi at georgetown.edu> wrote:
>> The appliance vendor, Google, tells me that edns0 opt code 20732 must be "the service name", whatever that means....
> I don't know what that means in the context of a non-SRV query . . . can you turn off the F5's 'malformed DNS query' scrubbing and see what happens?

Well... F5 is known of misbehavior with its aggressive filtering,
even with AAAA records some time ago:


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