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Re: Dired command on same host

From: Manuel Giraud
Subject: Re: Dired command on same host
Date: Wed, 05 Jan 2022 19:23:49 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (berkeley-unix)

Michael Albinus <> writes:

> Likely, you're using an older scp version. This behavior has changed in
> OpenSSH 8.7, see <>:
>  * scp(1): this release changes the behaviour of remote to remote
>    copies (e.g. "scp host-a:/path host-b:") to transfer through the
>    local host by default. This was previously available via the -3
>    flag. This mode avoids the need to expose credentials on the
>    origin hop, avoids triplicate interpretation of filenames by the
>    shell (by the local system, the copy origin and the destination)
>    and, in conjunction with the SFTP support for scp(1) mentioned
>    below, allows use of all authentication methods to the remote
>    hosts (previously, only non-interactive methods could be used).
>    A -R flag has been added to select the old behaviour.
> So Tramp needs even more checks in order to detect what scp supports.

No I'm using OpenSSH_8.8 (ssh -V) and I think the implicict '-3' is
still there. It is just that it does not seem to use a temporary file in
Manuel Giraud

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