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gnutls_dtls_set_data_mtu(3)	     gnutls	     gnutls_dtls_set_data_mtu(3)

NAME
     gnutls_dtls_set_data_mtu - API function

SYNOPSIS
     #include <gnutls/dtls.h>

     int gnutls_dtls_set_data_mtu(gnutls_session_t session, unsigned int mtu);

ARGUMENTS
     gnutls_session_t session
		 is a gnutls_session_t type.

     unsigned int mtu
		 The maximum unencrypted transfer unit of the session

DESCRIPTION
     This  function will set the maximum size of the *unencrypted* records which
     will be sent over a DTLS session. It is equivalent to calculating the  DTLS
     packet  overhead  with  the  current  encryption  parameters,  and  calling
     gnutls_dtls_set_mtu() with that value. In particular, this means  that  you
     may  need	to  call this function again after any negotiation or renegotia-
     tion, in order to ensure that the MTU is still sufficient	to  account  for
     the new protocol overhead.

     In  most cases you only need to call gnutls_dtls_set_mtu() with the maximum
     MTU of your transport layer.

RETURNS
     GNUTLS_E_SUCCESS (0) on success, or a negative error code.

SINCE
     3.1

REPORTING BUGS
     Report bugs to <bugs@gnutls.org>.
     Home page: https://www.gnutls.org

COPYRIGHT
     Copyright (C) 2001-2023 Free Software Foundation, Inc., and others.
     Copying and distribution of this file, with or  without  modification,  are
     permitted	in  any medium without royalty provided the copyright notice and
     this notice are preserved.

SEE ALSO
     The full documentation for gnutls is maintained as a  Texinfo  manual.   If
     the  /usr/local/share/doc/gnutls/	directory does not contain the HTML form
     visit

     https://www.gnutls.org/manual/

gnutls				     3.8.13	     gnutls_dtls_set_data_mtu(3)

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