MikroTik GPEN21 smart voltage injector, Switch functionalities, SNMP, VLAN, Traffic shaping

The GPEN21 is a "smart" voltage injector. With it you can power the uplink devices in your network via PoE and
also provide you with a number of useful tools such as:

- monitoring
- GPEN problem connection detection
- VLANs
- SNMP support
- Limit traffic by speed
- SFP port for optical connectivity
- LAN port
- Option to choose whether to use SFP or Lan port

Network ports: 2
Port speed: 10/100/1000Mbit
SFP Port: 1
PoE in: 802.3af/at
PoE out: Passive PoE up to 57V