[gnutls-help] failing DTLS handshake

[Nikos Mavrogiannopoulos]

On Mon, 2017-08-28 at 10:08 +0200, Balázs Kéri wrote:
> Hi!

> 533 [2017-Aug-24 10:13:38.768873]  GnuTLS -- [level:1]: Invalid
> handshake packet headers. Discarding.
> 569 [2017-Aug-24 10:13:38.770813]  GnuTLS -- [level:5]:
> REC[0x7f9ce0013ea0]: Discarded duplicate message[1.0]: Handshake

Check what the sent client record numbers are. That message was
detected as duplicate.

regards,
Nikos