• Re: Anyone using a fixed KVM extender system for home use for one compu

    From Will Mengarini@21:1/5 to All on Fri Jan 24 01:00:01 2025
    * Tom Browder <tom.browder@gmail.com> [25-01/23=Th 16:00 -0600]:
    I want to keep my main server in the closet but have the
    monitor, keyboard, and mouse (and speakers if possible)
    accessed via another cat-5 outlet across the room.

    Looking for the correct device is difficult for me
    because of terminology. On my desk I need to connect:

    + one HDMI cable for my monitor
    + at least three USB devices (keyboard, mouse, thumb drive)
    + one external speaker (or headphone)
    + power
    + cat 5e I/O to the wall female socket

    In the closet with my single server I need the same in order
    to close the closet entrance with no connections interfering.

    The max distance between the two Cat-5e outlets is no more than 25 ft.

    Any recommendations?

    The server will heat up the closet. In summer, the closet might
    become hot enough to shut down the server, and even if it doesn't shut
    it down, the heat will degrade the components faster. This will be
    especially worrisome if the server has your main files on it.

    Assuming you can solve that problem (either with a powered fan
    ventilating the closet or by putting the server in an open room
    but far out of your way), you might be best off considering a
    mini-PC, quod Google, at your desk as a thin client for your
    server. They're quite small & cheap, and you can buy them with
    all the usual connectors including Ethernet. Then this has been
    reduced to the standard problem of running a headless server, which
    you do by first setting up your server at your desk using the KVM (keyboard/video/mouse) at your desk, then moving the server to where
    it will live (needing only power & Ethernet connections), & connecting
    to it via SSH from your mini-PC (which can fit under or on your desk).

    If your server were traditionally what "server" means, all you'd need
    over SSH would be to run a shell on it, which SSH does automatically.
    However, it seems as if you want your server to really be your main
    computer, in which case you'll need to be able to run graphical
    applications on it. (I've heard Google is about to start requiring
    Javascript for searches, which will make doing searches from the
    consoles of traditional servers (something I've done often while
    standing in server rooms at terminals that had no graphics) impossible,
    since none of the text browsers (Lynx, w3m, or elinks) support
    Javascript AFAIK.) For running graphical applications on your server
    and displaying the graphics on the terminal connected to your mini-PC,
    consider RDP (Remote Desktop Protocol); the protocol is proprietary,
    but Linux has free clients as well as a free RDP server (xrdp).

    Perhaps other posters could comment on any alternatives to RDP.
    Googling "X-forwarding" finds what looks like reasonable how-tos.
    I don't know how reliably (or whether) Wayland supports X-forwarding.

    For the multiple USB devices, Google "USB hub". They're cheap
    effective multiplexers for your USB connections. It's quite
    possible an otherwise-optimal mini-PC will have too few USB
    jacks; that's not a problem as long as you buy a USB hub.

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  • From debian@kcburns.com@21:1/5 to Tom Browder on Fri Jan 24 00:30:03 2025
    They make KVM over IP aka KVM over Ethernet switches. I am not sure
    whether you can get the functionality for the additional devices
    (speakers & thumb drive). This setup will let you switch your keyboard, monitor & mouse between several computers (maybe one or more in the
    closet and one or more at your desk).

    You also might consider VNC or Remote Desktop if you have a computer at
    your desk; but again, not sure about the additional device
    functionality. With this setup, you can add SSH (like FileZilla) to
    transfer files between the computers, so you could plug the thumb drive
    into your desktop computer. Also, with this setup you will lose some
    video quality.

    You may need separate power sources; a power source in the closet, and a
    power source at your desk. I don't know whether PoE would provide
    enough power for a monitor on your desk or a computer in the closet, but
    you can research that.

    Ken




    On 1/23/25 5:00 PM, Tom Browder wrote:
    I'm still trying to solve an awkward office layout and keep control of wiring. I want to keep my main server in the closet but have the
    monitor, keyboard, and mouse (and speakers if possible) accessed via another cat-5 outlet across the room.

    Looking for the correct device is difficult for me because of
    terminology. On
    my desk I need to connect:

    + one HDMI cable for my monitor
    + at least three USB devices (keyboard, mouse, thumb drive)
    + one external speaker (or headphone)
    + power
    + cat 5e I/O to the wall female socket

    In the closet with my single server I need the same in order to close
    the closet entrance with no connections interfering.

    The max distance between the two Cat-5e outlets is no more than 25 ft.

    Any recommendations?

    Thanks.

    -Tom


    https://www.startech.com/en-us/server-management/kvm-switches

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  • From Frank Guthausen@21:1/5 to Will Mengarini on Fri Jan 24 11:50:01 2025
    On Thu, 23 Jan 2025 15:59:16 -0800
    Will Mengarini <seldon@eskimo.com> wrote:
    * Tom Browder <tom.browder@gmail.com> [25-01/23=Th 16:00 -0600]:

    Any recommendations?

    [...]

    Perhaps other posters could comment on any alternatives to RDP.
    Googling "X-forwarding" finds what looks like reasonable how-tos.
    I don't know how reliably (or whether) Wayland supports X-forwarding.

    An option is: x2go

    It connects via ssh and tunnels the desktop including audio. Using
    something like console mplayer you immediately notice the sound output difference: it's on the local machine, while doing this with simple
    console ssh the output is on the remote machine.
    --
    kind regards
    Frank

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  • From Frank Guthausen@21:1/5 to Tom Browder on Fri Jan 24 12:50:01 2025
    On Fri, 24 Jan 2025 05:15:30 -0600
    Tom Browder <tom.browder@gmail.com> wrote:
    On Fri, Jan 24, 2025 at 04:43 Frank Guthausen <fg.debian@shimps.de>
    wrote: ...

    [x2go]

    I would still need some kind of mini-PC to be the client, correct?

    Yes. You can use any mini-PC or server or whatsoever to run headless
    with an X and x2go-server installation including the applications you
    need. You connect via network ssh and have got a remote desktop. It is
    even possible to run your remote desktop on a data center server and
    access it with a thin client even when you are not at home.

    This is also convenient for testing X in a virtual machine on a laptop
    or separating several desktops via distinct VMs on a laptop, or use a
    second login with a different user name on the same laptop. There is a
    bunch of possibilities which are made quite easy with this tool.
    --
    kind regards
    Frank

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