edns-buffer-size

Eduardo Schoedler listas at esds.com.br
Fri Sep 1 20:04:53 UTC 2017


And for IPv6 header?

2017-09-01 11:46 GMT-03:00 T.Suzuki via Unbound-users
<unbound-users at unbound.net>:
> unbound.conf
> # EDNS reassembly buffer to advertise to UDP peers (the actual buffer
> # is set with msg-buffer-size). 1480 can solve fragmentation (timeouts)
> edns-buffer-size:
>
> Why does this comment recommend
>  1480 = 1500 - 20 ? (UDP datagram size over IPv4)
>
> Why is this value not to become
>  1472 = 1500 - 20 - 8 ? (UDP payload size over IPv4)
>
> Or, Is this a value of another meaning?
>
> (I verified that the edns-buffer-size is used for udp payload size of EDNS0.)
>
> --
> ------------------------------------------------------------------------------
> T.Suzuki



-- 
Eduardo Schoedler



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