Q: 1, FTTB, FTTC, FTTH, FTTO, FSA respectively, refers to what?
A. Fiber to The Building FTTB: FTTC: Fiber to The Curb FTTH: Fiber to The FTTO: Home Fiber The to Office FSA: Fiber to the Serving Area
Q: 2, CAT5, CAT5E, CAT6 respectively, refers to what?
A: it means the rate level of the integrated wiring system, the CAT5 is the five class, the CAT5E is over five, CAT6 is the six category. Generally, only the comprehensive wiring of each link to achieve a class of time to be called the class of network. Such as our cable and network module adopts CAT6 products and terminal jumper is used CAT5e products, so the network can only reach CAT5e rate, so can only be CAT5e, namely five kind of network
Q: 3, DDF, IDF, MDF, ODF, respectively, to refer to what?
A::Digital Distribution Frame DDF:Main Distribution MDF Frame IDF:intermediate Frame Distribution:Optical Distribution Fiber ODF Frame
Q: 4, WAN, LAN, respectively, refers to what?
Answer::Local Area Network LAN local area network, referred to as lan. LAN on the router on the general representative of the network. :Wide Area Network WAN wide area network, referred to as wan. The router WAN on behalf of the general network, namely local broadband connection.
Q: 5, Bite, Byte, BPS, Bps, respectively, to refer to what?
A: Bite: bits, a binary number (0 or 1) indicates a bit. Byte: byte, eight binary digits of a string of digits to become a byte (i.e., eight bits to form a byte):Bite per Second BPS bits per second. General network transmission speed by Mbps, that is, the:Byte per Second Bps per second, the number of bytes per second.
Q: 6, VLAN is what?
Answer: LAN Virtual: virtual local area network. With the LAN based on the physical connection, the network switch which supports VLAN can then be divided into multiple LAN and LAN.
Q: 7, TCP/IP is what?
A: TCP/IP (Control Protocol/Internet Protocol Transmission), the transmission control protocol / network protocol, is an industry standard protocol set, which is designed for wide area network (WANs). It was developed by the Research Institute of ARPANET network. Transmission protocol is like the language of communication, we can communicate with each other, otherwise we don't know what the other person is saying. Now the Internet is all used TCP/IP protocol.
Q: 8, LIU is what?
A: LIU: Interconnection Unit Lightguide fiber optic interconnecting device, which is used to connect optical fiber and optical cable.
Q: 9, what is the residential information distribution box?
Answer: Housing information distribution box (hereinafter referred to as the information box), is the inevitable product of the development of the times and the progress of science and technology. Because before residents of the housing of the telephone, television respectively by telecom / Netcom, broadcasting system, each providing self routing network, leading to the housing inside the TV lines, telephone lines, later with broadband line are fragmented, unable to manage and maintain, often out of the question will go to the open wire or simply can not solve. The most basic function of the information box is to focus on all the telephone, TV, computer (Network) in the house, which is convenient for maintenance in the future. Powerful information box will provide security, audio and video sharing, weak connection and other functions. Its size is similar to the general residential power distribution box or slightly larger.
Q: 10, the residential information wiring box is the standard? Why do some parts of the function of the box is not called residential information wiring box?
Answer: the countries have yet to make any residential information distribution box, the national standards or industry standards, nationwide Shanghai only a local standards (DB31/T371.2-2006 residential information distribution box general technology and conditions, so compared with other names "residential information distribution box" also is the name of a semi official. But because the name was too long, so all the domestic manufacturers less with this name, according to the different manufacturers have many names, such as: information box, weak box, intelligent box, wiring box, hub boxes, and so on. In fact, are similar in function.
Q: 11, my house has been renovated, but also to install the information box?
Answer: it should be not, mainly because of the problem of the box itself, mainly due to the installation of the information box to the entire residential re wiring, the cable will be aggregated to a place. Unless the wiring has been made in such a way that it seems very small, or it is not possible to install a message box.
Q: 12, why do you have a lock on the box, the key must be attached to the outside or inside the box?
Answer: because the key is a sharp accessories, if the key is placed in front of the process is very easy to cause damage to the surface of the panel, the impact of beautiful, for the dark box, the side will not affect the appearance of the scratch, the box will be placed in general.
Q: 13, the radio and Television Bureau of cable television in the home signal should be how many dB? If you want a clear picture, how many dB signal to reach?
A: the intensity of TV signal in our country's standard is 70dB, the general design value is 60-80dB, the European standard is 68dB. General signal in 60dB above the TV will be able to