1
For future use
2
DC adaptor port (optional)
3
Power adapter (optional)
4
Network port (10/100/1000 SW)
connection; IEEE 802.3af power
enabled
Cisco IP Phone 6851 Multiplatform Phones Connections
5
6
7
8
Cisco IP Phone 6800 Series Multiplatform Phones Administration Guide
Access port (10/100/1000 PC)
connection (optional)
Auxiliary port (optional)
Handset connection
Analog headset connection (optional)
7