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What are proxy servers and how do they protect computer networks?
Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without information of the correct IP address, even the physical location of the network can't be identified. Proxy servers can make a network virtually invisible to external users.
Prepare the Network Step 1: Disable all ports by using the shutdown command. Ensure that the initial switch port states are inactive with the shutdown command. Use the inter
Can you describe what a FIREWALL is?
Serialized data is not generally sent at a uniform rate by a channel. Instead, there is usually a burst of regularly spaced binary data bits followed by a pause, after which the da
What is Ring topology The network consists of a set of repeaters joined by point-to-point links in a closed loop. Each station attaches to the network at a repeater and can tra
The second point to consider is that from each location, some calls are internal to that site and some are going to outside locations. Again, as an approximation, MyCo telecom peop
Problem 1. Explain the TCP/IP Reference Model with diagram 2. Describe the following Maximum Data Rate of a Channel Signal to Noise Ratio 3. Describe the
Q. Categories of Encryption - Decryption ? Categories of Encryption/Decryption - Symmetric-key - encryption key (Ke) and the decryption key (Kd) are the same and secret
Question 1 Describe any five different types of computers Question 2 Explain Bus Type LAN. Its advantages and disadvantages and examples Question 3 Explain the s
How big can an Intranet be? An Intranet can be as big as a community of interest. Scale is an important factor in web implementation, but it has no bearing on the logical asso
What is the Power Of Semantic Web Languages? Ans) The major power of Semantic Web languages is that anyone can create one, simply by publishing some RDF that defines a set of
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