See Also - IP Phone Ports (Icon & Symbol explanation)
The IP Phone can act as a bridge between your local network and your PC by connecting the ports using the following method, you can use this setup if your office is low on network ports
PLEASE NOTE - By default the phone's network port will allow the phone and the PC be members of the same VLAN.
1. First, connect the local network (LAN/Ethernet cable) from your wall port to your IP Phone into the port with the symbol
2. Then, connect a LAN/Ethernet cable from the PC port on the phone
(marked with the symbol) to the PC