avahi

Identity

• Daemon: avahi-daemon
• Unit: avahi-daemon.service
• Config: /etc/avahi/avahi-daemon.conf
• Service definitions: /etc/avahi/services/ (XML .service files)
• Port: 5353/UDP (mDNS multicast — 224.0.0.251)
• Distro install: apt install avahi-daemon avahi-utils / dnf install avahi avahi-tools
• NSS plugin: libnss-mdns (Debian/Ubuntu) / nss-mdns (Fedora) — required for .local resolution

Key Operations