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Re: bin/56129 (ftp(1) should keep control session duringlargexfer)
The following reply was made to PR bin/56129; it has been noted by GNATS.
From: RVP <rvp%SDF.ORG@localhost>
Cc: lukem%netbsd.org@localhost, jaromir.dolecek%gmail.com@localhost, tsutsui%ceres.dti.ne.jp@localhost
Subject: Re: bin/56129 (ftp(1) should keep control session duringlargexfer)
Date: Wed, 23 Jun 2021 21:21:06 +0000 (UTC)
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On Wed, 23 Jun 2021, Jaromír Doleèek wrote:
> ftp client enables SO_KEEPALIVE, which should be the same as actually
> sending a dummy command every so often.
The system-wide keepalive timeout is 2 hrs, but, my gateway times out
idle connections after ~ 30 mins.
> Did anyone confirm via tcpdump whether the keep-alive packets are
> actually sent by the kernel for the control connection?
Yes, they are sent:
I have the tcpdump for that session; just didn't post it as I didn't
feel it was necessary because of the other logs I included.
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