Port knocking

General discussion about Gargoyle, OpenWrt or anything else even remotely related to the project

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dnf
Posts: 6
Joined: Sun Jan 26, 2020 2:24 pm

Port knocking

Post by dnf »

Hello,

I just installed Gargoyle 1.12 on my Archer C7 V2 and everything is working from GUI.
Next I want to install knockd (https://openwrt.org/docs/guide-user/ser ... ock.server) but after executing:

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opkg install knockd
I have info:

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ERROR: No package named knockd found, try updating your package lists
I tried to update packages with

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opkg update
But this not change anything. Can anyone advise me what I have to do to install knockd?

Lantis
Moderator
Posts: 6753
Joined: Mon Jan 05, 2015 5:33 am
Location: Australia

Re: Port knocking

Post by Lantis »

At the bottom of the article it states that this package was never sent to the recent Openwrt package repository, and that a manual compile and install is required.
So you can try that, or you can try fwknop, which advertises itself as "next generation port knocking", and is available.
http://lantisproject.com/downloads/gargoyle_ispyisail.php for the latest releases
Please be respectful when posting. I do this in my free time on a volunteer basis.

dnf
Posts: 6
Joined: Sun Jan 26, 2020 2:24 pm

Re: Port knocking

Post by dnf »

Thanks for info - I have missed this information at the bottom.
I see that on OpenWrt there is luci-app-fwknopd with some GUI. Is there any GUI option for Gargoyle?

Lantis
Moderator
Posts: 6753
Joined: Mon Jan 05, 2015 5:33 am
Location: Australia

Re: Port knocking

Post by Lantis »

No.
I had never even heard of the concept of port knocking until this thread. :)

What may be useful is installing Openwrt and using LUCI to setup fwknop, then you can save the config and reuse it manually with Gargoyle
http://lantisproject.com/downloads/gargoyle_ispyisail.php for the latest releases
Please be respectful when posting. I do this in my free time on a volunteer basis.

dnf
Posts: 6
Joined: Sun Jan 26, 2020 2:24 pm

Re: Port knocking

Post by dnf »

I was thinking about installing OpenWRT - question is when updating from Gargoyle what steps should I take?

1. Factory
2. Sysupgrade
3. Back to stock image and than factory

Thanks for support.

Lantis
Moderator
Posts: 6753
Joined: Mon Jan 05, 2015 5:33 am
Location: Australia

Re: Port knocking

Post by Lantis »

Just a sysupgrade will be fine. Make sure you dont preserve your settings.
Sometimes when moving between versions you need to use the command line to force the image, but thats uncommon
http://lantisproject.com/downloads/gargoyle_ispyisail.php for the latest releases
Please be respectful when posting. I do this in my free time on a volunteer basis.

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