Date: Thu, 08 Nov 2018 22:10:34 +0000 From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: Yuri <yuri@rawbw.com> Cc: freebsd-net@freebsd.org Subject: Re: Long-lived connections over WiFi get stuck Message-ID: <4CCFF35B-5F09-41AC-A96E-8A9CD294C0BA@lists.zabbadoz.net> In-Reply-To: <8825ef4b-575a-f20b-3282-0bbeabe83bd9@rawbw.com> References: <8825ef4b-575a-f20b-3282-0bbeabe83bd9@rawbw.com>
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On 8 Nov 2018, at 19:14, Yuri wrote: > I have the problem that vnc-over-ssh connection from the laptop on > WiFi gets stuck regularly, while the local browser on the laptop still > works fine. > > Eventually vnc-over-ssh either disconnects, or can be revived by > pulling the WiFi card out and putting it back in. > > The only difference between the browser and vnc-over-ssh is that > browser connections are supposedly shorter, and can supposedly get > reset by the browser when they aren't responsive, while ssh > connections are long-lived and probably intense because vnc regularly > needs to transfer large screen portions, and ssh doesn't reconnect > when stuck. > > > What could be a problem with long connections getting stuck? How can > this be troubleshooted? My initial thought was MTU issues. You might want to run tcpdump/wireshark and see what’s going on. Wireshark might help you with the analysis. /bz
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