1. Fiber to the x (FTTX) is a generic term for any broadband network architecture using optical fiber to provide all or part of the local loop used for last mile telecommunications. Fiber to the X (FTTX) comprises the many variants of fiber optic access infrastructure. These include fiber to the home (FTTH), fiber to the premise (FTTP), fiber to the building (FTTB), fiber to the node (FTTN), and fiber to the curb or cabinet (FTTC). The speeds of fiber-optic and copper cables are both limited by length, but copper is much more limited. The common form of gigabit Ethernet (1Gbit/s) runs over category 5e, category 6 but only to 100m (300feet). However, 1Gbit/s ethernet over fiber can easily reach tens of kilometers.
2. Fiber to the home (FTTH) is the delivery of a communications signal over optical fiber from the central point to a home or business and allows existing copper infrastructure to be replaced. Fiber to the home is a relatively new and fast growing method of providing higher bandwidth to consumers and businesses enabling more robust video, internet and voice services. Implementing FTTH on a large scale will be costly because it will require installation of new cable sets over the "last links" from existing optical fiber cables to individual users.
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Fiber to the curb (FTTC) refers to the installation and use of optical fiber cable directly to curbs near homes or businesses. Fiber to the curb is designed as a replacement for plain old telephone service. Coaxial cable or another medium carries signals the short distance from the curb to the home or business. Fiber to the curb uses existing coaxial or twisted-pair infrastructures in order to provide last-mile service. As such, this system is inexpensive to employ. The basic idea of fiber to curb technology is that suitable wires can carry high-speed signals at short distances. The twisted wire pairs or coaxial cables have acceptable bandwidth loss while sending signals only a few hundred
fiber-optic cables that run from a major city to another major city. So if you
On this internet, the website said that there are two Calories per one mini marshmallow. The website also said that in one cup of marshmallows there is 159 Calories. This is the same as the back of the marshmallow label we had in class. On the label it said there were 83.2 Calories per gram.
This paper identifies several topics such as the type of protocols and cryptosystems used to complete online financial transactions, the development and implementation of Advanced Encryption Standard (AES), a fire control system in an automated server room, factors considered when converting general office space to a server room, and power systems in server rooms. Research indicates the use of secure hypertext transfer protocols and digital certificates for the use of online financial transactions. Additionally, AES provides:____. A fire control system requires_____. When converting general office space to a server room_____. Power options for server rooms __________.
For a smaller setup – say an office or a home, a AAA radius server is not deployed in the infrastructure. The secret key in this case is usually stored on an access point. In such environment setup, the authentication takes place between the station and the access point.
Japan is an island nation off the coast of East Asia. It is made up of four large islands and about 3,900 smaller ones. On a map, they form a thin crescent moon. All together, they form an area about the size of Montana. To the west, the sea of Japan separates it from its nearest neighbors, Korea and China. To the east lies the Pacific ocean. Japan has a moderate climate. Summers are nice. Winters are mild, with heavy snowfall limited to the north. Japan makes crops due to rain in the summer.
How many ancestors does a node at level n in a binary tree have? Provide justification.
I am a plate that is made of clay that was taken from the Earth of Japan. But before I was made into a plate I was up to the mountains near a big forest that had a Jinja on top a beautiful waterfall where water fell from the top to the bottom and sometimes flowing to rivers. But when winter comes the waterfall would freeze into shards and when the winter goes the shards and snow turn into water filling up the waterfall making a waterfall from the top to the bottom flowing with an immense amount of water to rivers and ponds that would sometimes connect with the waterfall. My maker crafted me to be used as art depicting many natural objects or buildings even sometimes people in the drawing. I am also used to hold a meal for a person who would eat the nourishment from top to bottom. Most of the time I would have fish from the ocean or rice that was farmed in flatlands on top of me.
The new stock market, however, has replaced the human element with technological ability As per my research on Flash Boys it was interesting to find one to enlighten us with exposure on HFT. Getting ahead with HFT .It is a firms widely spread network which was secretly laid for about an 827-mile fiber optic cable connecting Chicago and Northern New Jersey in the straightest line possible. The workers, who were told to keep quiet and avoid asking questions of their employer,
date with the latest software and security patches. Reputable antivirus programs such as Norton Security, McAfee Antivirus, and Bitdefender Antivirus and firewall programs should be installed and kept up to date for maximum protection.
Like a lot inventions in the past two centuries, modern fibre optic cable was created for military uses. The manager for Copper Cable and Wire at the US Army Signal Corps was getting more displeased with the amount of signal loss that was due to copper cable.
Options include FullChannel T1™ and T3, FlexChannel T1™ and T3, LECFrame Relay, Digital Subscriber Line (DSL), and wireless services.
All forms of commerce will benefit from fibre optic connectivity as it will lower the cost of communication, which is a vital part of any business. New opportunity for the growth of the data market will emerge as cheaper bandwidth should translate to more users.
Fiber optic technology has opened the door to many more communication opportunities for the world today. It provides higher fidelity long distance telephone conversations, as well as secure communication systems. Today, more than 90% of the United States long-distance traffic is already carried over optical fiber; more than 15 million miles have been installed, virtually all of it using the original design.
Ethernet is a household of processor interacting machineries for local area networks. Ethernet was brought to light in 1980 and consistent in 1983 as IEEE 802.3. Ethernet has basically substituted rival online local area network machineries such as token ring, FDDI, and ARCNET. The Ethernet ethics include some cabling and beckoning alternates of the OSI physical layer in use with Ethernet. The unique 10BASE5 Ethernet recycled coaxial cable as a collective medium. Well along the coaxial cables remained exchanged with twisted pair and fiber optic contacts in combination with hubs or switches. Figures rates stood sporadically increased from the innovative 10 megabits per second to 100 gigabits per second. Structures talking across Ethernet split a brook of info into smaller parts called frames. Each frame held basis and endpoint discourses and error-checking information so that dented data can be perceived and re-transferred. As per the OSI model Ethernet delivers amenities up to and counting the info connection layer. Meanwhile its profitable announcement, Ethernet has booked a great grade. Landscapes such as the 48-bit MAC statement and Ethernet frame arrangement have prejudiced other interacting protocols.
Fiber optics is a new technology that uses rays of light instead of electricity to transmit information over optical fibers at very high speeds. The optical fibers are usually thin strands of glass that are combined into cables and used to send information and computer data in the form of pulses of light. The optical fibers provide much clearer transmission than conventional copper cable and satellite links. The world market for optical fiber continues to grow rapidly, with shipments increasing 14 percent from an estimated 7.0 million kilometers of fiber in 1990 to approximately 8.0 million in 1991. The demand for multimode fiber is predicted to continue to expand through the mid-1990s, with some market analysts indicating that 15 to 20 percent annual growth over the next three years is reasonable. Strong demand is expected for singlemode and multimode fiber to be used in cables for local area networks, telecommunications, cable television (CATV), and transoceanic fiber-optic systems.