If only one network cable is connected to a hotel room, can all communication services be implemented? Such as network, WiFi, phone, iptv, emergency call, etc.

It cannot be achieved by directly connecting a network cable.

If you directly connect an optical fiber, you can cooperate with the operator to install an ONU to realize wired network, WIFI, telephone and IPTV. However, Network-based emergency buttons can be used, but network-based emergency buttons are more expensive and require a network platform for management;