Avtech 4713218633538, Руководство по эксплуатации

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APPENDIX 3 POE CONNECTION
This device supports PoE (Power-over-Ethernet), developed by the IEEE802.3af or IEEE802.3at task force, and
power can be supplied over the same network (Ethernet) cable as the one used to connect to Internet. No power
cable is needed. Below shows two examples of POE application for reference.

When your router / hub supports POE connection

When your router / hub doesn’t support POE connection (An optional POE connected required)