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RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::232:from]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current,freebsd-net] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 05 Apr 2021 12:44:55 -0000 On Mon, 5 Apr 2021 13:04:19 +0200 tuexen@freebsd.org wrote: > > As I understand, in some cases remote host does not reply with MSS > > option, and host behind router continue use mss 8960, that dropped > > by router. > If the peer does not provide an MSS option, your local FreeBSD based > host should use an MSS of net.inet.tcp.mssdflt bytes. The default is > 536. So I don't think this should be a problem. Thats it! Thanks, it was ~64k in mine config.