Option in named to turn off EDNS Globally

[Mark Andrews]

In message <PN1PR01MB02706AB69FAA9DC90203C65881070 at PN1PR01MB0270.INDPRD01.PROD.OUTLOOK
.COM>, Harshith Mulky writes:
> Hello,
> 
> Is there a option in named to turn off EDNS Responses(not Requests) Globally
> 
> I have tried with this Option on named
> 
> server 0.0.0.0
> {
> edns no;
> };

You need specify the significant bits.  By default all the bits are significant.

server 0.0.0.0/0 { edns no; };
server ::/0 { edns no; };
 
But why do you need to turn off EDNS?  Its almost always not what is needed.

Mark

> But does not seem to work
> 
> Any other options?
> 
> Thanks
> 
> Harshith
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org