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Computer Networking
Computer networks are collections of computers which are connected together in order to communicate and transfer information. Questions about computer networks, networking protocols, and how to set them up belong here.
18,810 Questions
How do you plug a Ethernet cable into a laptop?
It depends on the cable!
If it's a standard LAN/Ethernet/RJ-45/'Giant Phone Cord', it plugs into (usually) the only port on the computer's back that will fit!
If the cable is a phone cable, and you use dialup, you will need a modem. Most computers don't have modems in them anymore, because dialup was officially retired in 2004, and exists now for legacy reasons only. Dialup is not intended for normal internet usage.
If you have DSL and it's a phone cable, you'll need a DSL modem. This should have been provided by your ISP.
If it's a large round cable with a single pointy end (a coaxial cable), then you will need a cable modem. This should have been provided provided by your ISP.
If it doesn't look like anything I described? You need to contact your ISP.
How do wireless transmissions work?
brads work by placing your balls around your shafting and tying it, perferably in a bow
What purpose does the acknowledgement number in TCP do?
It acknowledges receipt of the previous packet in the sequence.
Cut-through mode.
How can I connect fiber optic to wireless router?
You need to have a special converter or modem which is made for fiber optic networks. Usually such modems have a lan port for wireless routers or network switches.
pylons are made of steel as it is a strong metal but cables themselves are copper. ps this is a terribe website
What are the advantages of application server?
; and code integrity : By centralizing business logic on an individual or small number of server machines, updates and upgrades to the application for all users can be guaranteed. There is no risk of old versions of the application accessing or manipulating data in an older, incompatible manner. ; Centralized configuration : Changes to the application configuration, such as a move of database server, or system settings, can be done centrally. ; Security : A central point through which access to data and portions of the application itself can be managed is considered a security benefit, devolving responsibility for authentication away from the potentially insecure client layer without exposing the database layer. ; Performance : By limiting the network traffic to performance tier traffic, it is perceived that the client-server model improves the performance of large applications in heavy usage environments. ; Total Cost of Ownership (TCO) : In combination, the benefits above are considered to represent a cost saving to a company when developing enterprise applications. In practice, however, the technical challenges of writing software that conforms to that paradigm combined with the need for software distribution to distribute client code somewhat negate these benefits. ; and code integrity : By centralizing business logic on an individual or small number of server machines, updates and upgrades to the application for all users can be guaranteed. There is no risk of old versions of the application accessing or manipulating data in an older, incompatible manner. ; Centralized configuration : Changes to the application configuration, such as a move of database server, or system settings, can be done centrally. ; Security : A central point through which access to data and portions of the application itself can be managed is considered a security benefit, devolving responsibility for authentication away from the potentially insecure client layer without exposing the database layer. ; Performance : By limiting the network traffic to performance tier traffic, it is perceived that the client-server model improves the performance of large applications in heavy usage environments. ; Total Cost of Ownership (TCO) : In combination, the benefits above are considered to represent a cost saving to a company when developing enterprise applications. In practice, however, the technical challenges of writing software that conforms to that paradigm combined with the need for software distribution to distribute client code somewhat negate these benefits.
What are the differences between unicast multicast and broadcast?
Broadcast: transmitting a packet that will be received by every device on the network
Unicast: the sending of information packets to a single destination
Multicast: delivery of information to a group of destinations simultaneously using the most efficient strategy to deliver the messages over each link of the network only once and only create copies when the links to the destinations split.
How is interference avoided by using FDM?
Interference is avoided under frequency division multiplexing by the use of guard bands, which are unused portions of the frequency spectrum between subchannels. by abdullahi yusuf gedi
Only if your operating system says "server" in the name.
HTTPS has an added Security and Encryption- You are secured. HTTP does not therefore your data sent can be red by third party
What type of clamp do you use installing armor cable?
Types of cable clamps
There are also many types of cable clamp materials, we mainly use aluminum alloy, epoxy resin, composite material, nylon, and so on. I have some suggestions for users to choose a suitable cable clamp.
●Specific cable diameter
●Type of cable.
●Use occasions.
●Fixing method (fix several, horizontal and vertical)
The cable clamp is selected according to the cable diameter. For example, if your cable diameter is 55mm, I would recommend YGD-13 to fix it with 43-59mm. These are the types of cable clamps.
Cable clamp
The diameter of the cable determines the cable clamp
The fixing holes of the cable clamp have a range, such as 43-59mm, 55mm cable, and 4mm left to make the outer side of the cable fit the cable clamp fixing hole. If the cable diameter is 50, then the highest point of the cable circle is in contact with the highest point of the round hole of the cable clamp. If it is fixed in this way, the fulcrum is in the middle of the cable clamp, which is the weakest part of the cable clamp. fracture. Even the steel plate will bend. So we choose the cable clamp that must make your outer diameter closer to the maximum of the fixed range of the cable clamp. That's all about the diameter of the cable determines the cable clamp.
The type of cable determines the choice of cable clamp
Different types of cables have different weights and different forces. There is a big gap between mine cables and real estate cables. Therefore, in order to bear the weight of the cable itself and fix it firmly, we adjusted the fixing range and material of the mine cable clamp, which is more convenient for processing and customization. Depending on the application, the screws and cable clamp materials used are also different. Like tunnels, walls, and trenches, we will use hot-dip galvanized bolts, and galvanized bolts will be used in dry places, and the price will be different. We will recommend materials according to customer requirements and our experience. Our regular products have a single hole, four holes, and five holes. And now some users are more and more combined, three holes, six holes, eight holes, and the cable diameter is particularly large. In this way, we have to take into account the bearing capacity of the bottom cable bracket. Our general bracket thickness is 4mm. If there are too many fixed roots and heavyweight, then we must thicken and lengthen the bracket. The above is about the type of cable that determines the choice of cable clamp.
The above is about the introduction of types of cable clamps, the diameter of the cable determines the cable clamp and the type of cable determines the choice of cable clamp. I hope it will be helpful to you. If you are interested in cable clamp, you can contact us at any time, Sichuan Sunlight intelligent electric equipment Co., Ltd has a professional production team for cable clamp, It has complete experimental facilities and trial production equipment. You can rest assured to buy here.
Does your ip address change when you change internet providers?
Since IP addresses are assigned to an ISP (which, in turn, are assigned to their users), yes, your IP address changes if you change your ISP.
Sometimes, it also changes whenever you restart your broadband router or re-establish your internet connection - It depends on the ISP.
Troubleshooting method begins by examining cable connections and wiring issues?
When troubleshooting connectivity issues, the first step is to inspect cable connections and wiring for any visible damage or loose connections. This includes checking that cables are securely plugged in and that there are no frayed or broken wires. If necessary, replacing or reseating the cables can help restore functionality. Additionally, verifying that the correct cables are being used for the specific devices can prevent further complications.
No, the Hardware address in your network card will with high probability never change, unless you manually change this yourself..
A IP address change will not affect your mac address, but if you change your MAC address it is likely you will get a new IP address
Hertz is cycles per second, so 80,000 cycles per minute must be converted to cycles per second. This is accomplished, of course, by dividing 80,000 by 60, which results in 1333-1/3. So, this is a frequency of 1333-1/3 Hertz. As for its period, this is figured out by inverting the quantity. Frequency is expressed in cycles per second, as we already know, but the period is seconds per cycle. So, if the frequency is 1333-1/3 cycles per second, then the period is 1 second per 1333-1/3 cycles. So, divide 1 by 1333-1/3. This results in 0.00075 seconds, or to put it in more common terms, 3/4 of a millisecond.
I hope this helps. If you have any other questions, feel free to let me know.
An upper-layer packet is split into 10 frames, each of which has an 80 percent chance of arriving undamaged. If no error control is done by the data link protocol, how many times must the message be sent on average to get the entire thing through? An connection-oriented service (like TCP) does error checking and requests data to be resend. The packet has several options for error free transport. Connectionless service (think UDP) does not check for undamaged arival. It has a much smaller packet size and is also faster.
What is an internal wireless device?
That is a device that is inside the computer. An internal hard drive, for instance, is physically mounted inside the computer. It is not made to be used outside the computer, though there are kits to convert internal hard drives into external drives. There are external storage devices that are made to plug into a USB port. External devices either require their own power supply, or they get power from a USB socket. Internal devices get their power from the power supply which is already in the computer.
Where a peer to- peer networking is appropriate?
Usually as a rule of thumb a peer to peer network is appropriate when the number of clients is about 10 or less, and you don't need a dedicated technician to run the network. In addition, a peer to peer network is best used when the growth of the network is small or slow as well.
Small departments and companies successfully use peer to peer networking because they do not require anything more costly or sophisticated.
Whaty kind of media should a company request from its ISP fore connecting the corporate WAN to the internet?
Can you use cable modem for ADSL connection?
No, a cable modem cannot be used for an ADSL connection. Cable modems are designed to work with cable internet services, which use coaxial cables, while ADSL (Asymmetric Digital Subscriber Line) requires a DSL modem that connects via telephone lines. Each type of modem is specifically engineered for its respective technology, making them incompatible with each other.
Which octets are used for the network address and for host addresses in Class A Class B Class C?
There are 4 octets in an IP address as shown below:
Octet1.Octet2.Octet3.Octet4
Every IP class has different allocation of network and host ID.
For class A, the network and host IDs' allocation is as follows:
Network.Host.Host.Host
For class B, the network and host IDs' allocation is as follows:
Network.Network.Host.Host
For class C, the network and host IDs' allocation is as follows:
Network.Network.Network.Host
You may go to the following link get more info on IP address classes and their IDs:
www.iphow.co.cc
What does the term encryption mean?
If you meant 'encrypted' - it's a method of scrambling information sent over the internet, to prevent hackers accessing the data.
A typical example would be in internet banking - for example I access my own bank account via my computer. The site I access uses 256 bit encryption - so that only I can see my account. Anyone else 'hacking' would just see a page of jumbled characters.
