Short definitions for terms, acronyms, and project names used in this wiki.

• Xen - older virtualisation platform used by the stack. Being migrated toward KVM.
• KVM - Linux kernel virtualisation used with QEMU.
• QEMU - VM emulator/userland component used with KVM.
• OVMF - UEFI firmware for KVM guests.
• HostDaemon - daemon on compute hosts that executes guest lifecycle and networking commands.
• xm - legacy Xen management/configuration tooling.
• xm-for-kvm - migration tooling for moving workloads from Xen to KVM.
• power-limiter - compute host power capping/throttling tooling.

• netns - Linux network namespace.
• iptables - Linux firewall/routing rules system used by guest networking scripts.
• qemu-network - scripts that apply guest networking and firewall rules.
• routed - routing daemon integration on compute hosts.
• BIRD - routing daemon used for BGP/OSPF-style routing.
• BGP / EBGP - Border Gateway Protocol; external BGP is used for provider/edge routing.
• NDP - IPv6 Neighbor Discovery Protocol, roughly analogous to ARP for IPv4.
• neigh-proxy - neighbour proxy service for VM network address resolution.
• eBPF - kernel packet filtering/programming facility used by some routing/networking code.

• ASP.NET Core - modern .NET web framework used by newer web/API components.
• MonoRail - older Castle/Mono MVC framework used by legacy panel code.
• Castle - .NET framework/components used by legacy application code.
• NHibernate - object-relational mapper used by the .NET stack.
• Log4Net - logging framework.
• Velocity templates - .vm templates used by legacy/framework code.
• SPA - single-page application frontend.
• CQRS - Command Query Responsibility Segregation; separates command/write flows from query/read flows.

• VPS - Virtual Private Server, the core product.
• MammothVps - Mammoth/BinaryLane VPS application namespace/project naming.
• Mpay - payment-processing system.
• Dynamic_RS - dynamic resource reservation logic.
• Bootstrap - host provisioning system.
• vmbuilder - VM image builder.
• guest-agent - software installed inside guest VMs for stats/reporting.
• BackupProxy - backup download proxy.
• Looking Glass - network diagnostic tool such as BGP/traceroute lookups.
• rescueproxy - VNC/rescue access proxy.

• Ansible - infrastructure automation/playbooks.
• Icinga - monitoring system. If you see “incinga”, it probably means Icinga.
• Butler - internal bot/automation service.
• Tron - internal job scheduler.
• Morbo - service health-check application.
• BATS - Bash Automated Testing System.
• glab - GitLab CLI.
• GitLab CI/CD - pipeline and deployment automation.

• IPMI - out-of-band hardware management for physical servers.
• isobuilder - ISO/image builder for provisioning.
• GBMT - infrastructure tooling area; needs deeper source review before a stronger definition.