User's Manual
Table Of Contents
- 1. INTRODUCTION
- 2. INSTALLATION
- 3. SWITCH MANAGEMENT
- 4. WEB CONFIGURATION
- 4.1 Main Web Page
- 4.2 System
- 4.3 PoE Configuration
- 4.4 Basic Configuration
- 4.5 VLAN Configuration
- 4.6 QoS Configuration
- 4.7 ACL Configuration
- 4.8 Security
- 4.9 Advanced Features
- 4.10 Monitoring
- 5. COMMAND LINE INTERFACE
- 6. Command Line Mode
- 7. SWITCH OPERATION
- 8. Power over Ethernet Overview
- 9. TROUBLESHOOTING
- APPENDEX A: Networking Connection
- APPENDIX B: GLOSSARY
User’s Manual of FGSW-Series
198
Figure 8-1: Power Supplied over the Spare Pins
The data pairs are used. Since Ethernet pairs are transformer coupled at each end, it is possible to apply DC power to the
center tap of the isolation transformer without upsetting the data transfer. In this mode of operation the pair on pins 3 and 6 and
the pair on pins 1 and 2 can be of either polarity.
Figure 8-2: Power Supplied over the Data Pins