Having taken delivery of a brand new server with an XL710 card in it, I booted it up after setting up the DHCP reservation, and while the reservation for the dedicated BMC/IMPI interface kicked in immediately, it failed for the interfaces on the XL710 adapter.
Continue reading “Debian 11 “Bullseye” failing to connect to network with Intel XL710 10GbE adapter”Tag Archives: networking
Fixing the SSH forwarding error “administratively prohibited: open failed”
Attempting to forward a PostgreSQL port from a remote server to localhost, I saw the following error in the SSH client log:
In-depth tech talks
I’ve found that some tech talks and lectures are worth rewatching from time to time, usually because they’re information-dense and require a bit of research or hands-on participation from the viewers perspective to get a full understanding of the content. Here’s a few of my favourite, in-depth talks:
Continue reading “In-depth tech talks”Forwarding a port from an LXC host to an LXC guest via Shorewall
This guide relies on the configuration discussed in Setting up Shorewall for LXC container network bridging and routing.
Continue reading “Forwarding a port from an LXC host to an LXC guest via Shorewall”Granting restricted SSH access for the purposes of port forwarding only
To grant restricted access to a server for the purposes of forwarding a port on the user’s local machine (e.g. PostgreSQL), do the following:
Continue reading “Granting restricted SSH access for the purposes of port forwarding only”Setting up Shorewall for LXC container network bridging and routing
Host instructions for LXC
Ensure that the LXC bridge is enabled:
Continue reading “Setting up Shorewall for LXC container network bridging and routing”Cloudflare WARP+ Unlimited on Linux – quickstart guide
Download wgcf and the WireGuard client (wg) and run the following:
Continue reading “Cloudflare WARP+ Unlimited on Linux – quickstart guide”