Unifi Dream Machine Special Edition

aka UDM-SE

17 Sep 2022

For load balancing, see dedicated note: !home office/internet-load-balancing-failover

Unifi Dream Machine, from Ubiquiti, is a range of (semi)professional router, switch for home offices, small businesses and even larger businesses.


Cool products, and the coolest domain.

"Ubiquiti Inc. (formerly Ubiquiti Networks, Inc) is an American technology company founded in San Jose, California, in 2003. Now based in New York City, Ubiquiti manufactures and sells wireless data communication and wired products for enterprises and homes under multiple brand names."

See !home-office/ubiquiti

UDM Pro vs SE

source: https://gameandtechfocus.com/unifi-unifi-dream-machine-pro-special-edition-on-early-access-store/


  • LAN ports are now PoE (802.3af) compatible
  • Ethernet WAN port is now 2.5Gbps compatible
  • Built-in 128GB SSD drive


21 Dec 2022 bought the UDM SE

Quick Installation Guide



Networking interfaces

(1) WAN: 2.5 GbE RJ45 port
(8) LAN: 1 GbE RJ45 ports

of which:

(2) PoE+ IEEE 802.3at (pair A 1, 2+; 3, 6-)
(6) PoE IEEE 802.3af (pair A 1, 2+; 3, 6-)

SFP+ interfaces

(1) WAN: 10G SFP+
(1) LAN: 10G SFP+

Load balancing


See !home-office/internet-load-balancing

SSH Commands

Needs to be activated first:


/etc/init.d/S95unifios restart / Unifi-os restart - Restart UDM without a network outage. To test.

Cisco/EdgeOS/VyOs Command/Best description UDM/UDM-P SSH Command
show version info
show system hardware and installed software ubnt-device-info summary
show cpu tempeture ubnt-systool cputemp
show fan speed ubnt-fan-speed
show uptime uptime
show ip route netstat -rt -n
show tech-support (dump a file for tech support) ubnt-make-support-file
show ppp summery pppstats
show current user whoami
show log cat /var/log/messages
show interface summary ifstat
show interfaces ifconfig
show other Ubiquiti devices on local LAN segment (ubnt-discovery) ubnt-tools ubnt-discover
show config (wireless) cat /mnt/data/udapi-config/unifi
show DHCP leases (to NSname) cat /mnt/data/udapi-config/dnsmasq.lease
packet capture tcpdump
shutdown poweroff
reload reboot
show ipsec sa ipsec statusall
factory reset factory-reset.sh
show system burnt in MAC address ubnt-tools hwaddr
Unifi Server commands (logs files)
show unifi server logs cat /mnt/data/unifi-os/unifi/logs/server.log
show unifi server setttings cat /mnt/data/unifi-os/unifi-core/config/settings.yaml
show unifi server http logs cat /mnt/data/unifi-os/unifi-core/logs/http.log
show unifi server http logs (errors) cat /mnt/data/unifi-os/unifi-core/logs/errors.log
show unifi server discovery log cat /mnt/data/unifi-os/unifi-core/logs/discovery.log
show unifi system logs cat /mnt/data/unifi-os/unifi-core/logs/system.log