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Optical broadband is the world's most technologically advanced broadband Internet service provided by China Telecom to the majority of users, which is often referred to as fiber to the home (FTTH in English). Compared with the traditional broadband access mode, the biggest feature of optical broadband is that the line entering the user's home is changed from copper wire to optical fiber, the signal is no longer interfered by the outside world, and the Internet access is stable, and at the same time, the Internet data is transmitted through optical signals, and the network speed can reach up to 1000m, while ordinary broadband transmission through copper wire is generally limited by distance and bandwidth is limited to less than 8m. Generally speaking, our daily Internet access (such as browsing the Internet, sending and receiving emails, chatting, watching movies, listening to songs, playing games, etc.) mainly uses downlink bandwidth, and the downlink bandwidth is improved, and the Internet speed is naturally improved.
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Optical broadband is optical fiber broadband, which is an internationally accepted optical fiber access mode - Internet broadband supported by FTTH.
Optical fiber broadband converts the data to be transmitted from electrical signals to optical signals for communication. At both ends of the optical fiber, there are "optical modems" for signal conversion.
The difference between optical fiber broadband and ADSL access mode is that ADSL is electrical signal propagation, and optical fiber broadband is optical signal propagation.
If the speed before the optical change is 4 megabytes, then the speed after the optical reform is still 4 megabytes, and users can handle broadband acceleration services.
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Answer: Wideband light speeds are too high, resulting in a lower latency in signal transmission, that is, the time it takes for data to be sent from send to receive becomes shorter and faster. At the same time, the high speed of light in broadband will also increase the capacity of the network, allowing more users to use the network at the same time without congestion.
Explanation: The speed of light refers to the speed at which light travels in a vacuum, and it is a constant value, about 299792458 meters per second. Whereas, the broadband speed of light refers to the speed at which a signal travels through an optical fiber, which is slightly slower than the speed of light that travels in a vacuum.
When the speed of light in broadband is too high, the speed of data transmission becomes faster.
Scaling: In addition to increasing network capacity and increasing data transfer speeds, broadband speeds of light can have an impact on network security. Because the speed of light in broadband is too high, the distance of data transmission is shorter, which also means that hackers have more opportunities to attack the network and steal data.
Therefore, it is necessary to strengthen measures to protect the data security of users.
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There is no big difference between fiber to the home and ordinary ADSL in terms of tariff, that is, you need to buy your own fiber terminal equipment should be "optical modem".
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We all know that the loss of "electricity" propagation through "wires" is particularly large, and ordinary broadband is transmitted through electrical signals, which directly leads to a small bandwidth of the carrier (up to 8mbps), a relatively large loss, and unstable signal transmission, which is easy to be interfered with. Later, because the broadband demand of ordinary users is very large, and the cost of optical fiber is not yet popular, ordinary users simply do not have the ability to pull a dedicated optical fiber broadband on their own, so community broadband is derived. What is community broadband?
That is, a certain person (a certain company) contracts the broadband of a community, pulls a dedicated optical fiber from Telecom, and then divides this special optical fiber through routers and switches, and rents it to each user who needs it, and ordinary users can directly use a network cable to access the Internet.
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After switching to fiber broadband at home, can the network speed really become faster? The answer is beyond your expectations.
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The change of network speed depends on your network bandwidth, it was originally a few m, and now it is a few m of optical fiber, for example, it was originally 4m, and the theoretical ** speed is about 400k, and now the fiber is 10m, and now the speed can reach 1-2m, depending on the bandwidth.
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If the speed is not increased, changing the fiber will have little impact on the network speed. However, the stability of the optical fiber should be good, the anti-interference is strong, and there is a lot of room for speed increase in the future.
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After switching to optical fiber, the network speed will increase at the same speed, but it may also slow down as the service increases. (For example, enable high-bandwidth services such as IPTV).
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Not necessarily.
It's like changing a dirt road to a highway, if you're still driving a tractor, you won't get a noticeable increase in speed.
A 2m ADSL is the same as a 2m fiber.
But once accelerated, the potential of fiber is almost limitless, and it can easily reach more than 10m, 100m, or even 1g.
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The speed increase will be increased after the broadband is replaced with optical fiber, and whether the speed increase of broadband to optical fiber needs to be increased until the next month is related to whether the tariff changes.
1: To meet the current conditions for the light transformation carried out by the operator, the operator will take the initiative and free of charge to speed up the light transformation, and the original tariff has not changed, in this case, the transformation can be completed in real time, without waiting for the next month.
2: If the broadband acceleration service handled by the user is not during the operator's optical reform work, and the corresponding tariff changes, it is necessary to increase the broadband acceleration service in the next natural month after the relevant service is settled, and the new tariff will be implemented in the next month.
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Small orange and big orange you like to eat that???
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The speed of the internet does not change.
The response time of the internet speed will be more stable.
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It's not going to change, depending on how much bandwidth you have, it's how big the speed is limited.
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It's going to be a lot faster. Fiber optics are now used in Internet cafes. Personally, ADSL is pretty much the same.
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After switching to fiber broadband at home, can the network speed really become faster? The answer is beyond your expectations.
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Hello! Hopefully, the following will be helpful to you.
Optical broadband is the broadband of optical fiber access, if you can use this access method in your location, it is recommended that you install optical fiber broadband, it will be much more convenient to upgrade in the future, optical fiber allows access to higher bandwidth, such as 50m or even 100m, ordinary ADSL broadband can only access up to 8m (if you use broadband below 8m, the effect of the two access methods is the same). You can handle broadband business in Anhui Telecom's online business hall, and you can enjoy more discounts in the network hall! >>>More
How much will have an impact, after all, the bandwidth is only so wide, just like a channel, a person comes and goes freely, one more person will be crowded, the more people will be crowded, the more people will be crowded, the less data reaches your machine through the channel, the Internet speed will naturally be slow, but the premise is that others are also carrying out tasks that require data transmission, such as**(BT is P2P,Large traffic**,The occupied bandwidth is very huge)、Online TV movies (not a big impact on the network speed**,But you can feel it)、Web browsing (insignificant impact),etc。 I'm a disaster-stricken household.,My family pulled three users.,Whenever one of them is in**,Especially the bt with a large amount of traffic,It's miserable.,It's a few minutes to get on the home page.,Almost all of them related to the network are super card.。 Therefore, it is better to use P2P such as BT** sparingly, and the rest will not have much impact on the internet speed.
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