Docs/Infrastructure

Shared server rack in the GLRC as of 2026-02-20. Starting below the yellow Google server, the servers are (from top-to-bottom): Ravioli, Lasagna, Shell, Kurisu, Okabe, Daru, Luka, Mayuri, Maho, Leskinen, Mirrors.

Kurisu, Okabe, Daru, Luka, Mayuri

All nodes in the LUG Proxmox Cluster to run VMs for services.

Current services run by VMs in the cluster include:

• LUG Homepage
• IRC server
• LUG IRC<->Discord<->Matrix Bridge (old bridge)
• This Wiki
• Matrix server (soon)
• Other miscellaneous internal LUG services (PXEboot, LDAP, etc)

Nodes run Proxmox, and all VMs run Debian.

All nodes and VMs sit behind OPNSense and do not have public IP addresses or domain names.

Lasagna, Ravioli

Router/firewalls. Responsible for:

• DHCP, DNS, NAT for Server LAN
• DHCP for OOB LAN (no internet, restricted from Server LAN)
• Wireguard VPN ingress
• CARP for public services and internal network redundancy
• Port-forwarding traffic to VMs in Proxmox cluster

Runs on OPNSense.

MTU Domain: lug.mtu.edu

MTU IP (CARP): 141.219.180.69

MTU IP (Ravioli): 141.219.180.68

MTU IP (Lasagna): 141.219.180.71

Shell

The multi-tenant pubnix server all LUG members get lifetime access to.

Runs all services "by LUG, for LUG." Examples include:

• LUG Member homepages
• IRC bouncer
• SSH jumphost from off-campus
• LUG fileshare host (soon)
• More to be added by user request

Runs on Debian.

MTU Domain: shell.lug.mtu.edu

MTU IP: 141.219.180.72

Mirrors

Runs Linux mirrors on FreeBSD.

Current distros hosted by Mirrors include:

• Arch Linux
• CentOS (+ CentOS AltArch)
• Debian (+ Debian ISOs)
• Fedora (+ Fedora EPEL and RPMfusion)
• gentoo Linux
• Ubuntu (+ Ubuntu ISOs)
• + More to come as Mirrors gets more storage.

Runs on FreeBSD.

MTU Domain: mirrors.lug.mtu.edu

MTU IP: 141.219.180.70