1. Concealed pipe: a pre-buried pipe used to lay various cables such as optical cables, Category 5 lines, telephone lines, power lines, etc., a traction wire (usually iron wire) should be reserved in the pipe.

2. Category 5 cable (network cable): It is a data cable connecting the network equipment in the home information box or the home network convergence point with terminal equipment such as computers and IPTV set-top boxes.

3. Introducing optical cable: It is an optical cable introduced from outdoors to indoors, and is the general head of the home network line. The drop cable should be laid by the telecommunications company to the home information box (panel) or the home network convergence point.

4. Telephone line: It is the voice cable connecting the network equipment in the home information box or the home network convergence point with the telephone.

5. RJ11 socket (telephone line socket): It is a socket that provides telephone access.

6. RJ45 socket (network cable socket): It is a socket that provides access to user terminal equipment such as computers and IPTV set-top boxes.

7. Home network equipment: refers to FTTH network terminals, home gateways, network switches, wireless APs, etc.

8. Home information box: It is mainly used to install FTTH network terminals and home network equipment, and provides facilities for all kinds of weak current cables (including home optical fibers, and indoor telephone lines, network cables, etc.) and 220V power supply facilities.

9. IPTV set-top box: It is a set-top box that is installed next to the TV and provides users with high-definition or standard-definition video and interactive TV programs.