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@evgeni evgeni commented Jan 9, 2026

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You might need to allow `623/udp` in your firewall: `sudo firewall-cmd --zone=libvirt --add-port=623/udp`.

If you're running `vbmcd` as an unprivileged user, you'll need to allow it to bind to 623: `sudo sysctl net.ipv4.ip_unprivileged_port_start=0`.
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Fedora ships a vbmcd.service that runs as vbmcd but I don't see a permission to start on a different port. How does it bind to port 623?

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it doesn't by default I guess?

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vbmcd itself runs on 50891 for client communications, and it's up to the user to make it bind the right BMC port once the bmc was defined

@evgeni evgeni merged commit 867f19e into theforeman:develop Jan 9, 2026
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@evgeni evgeni deleted the vbmc-doc branch January 9, 2026 14:59
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