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What is the Frame relay, in which layer it comes?
Ans) Frame relay is an industry standard, shared access, switched Data Link Layer encapsulation that services many virtual circuits and protocols among connected mechanism.
Frame relay is a packet-switched technology.
What are the Disadvantages of Microwaves? a. Attenuation by solid objects: birds, snow, rain, and fog. b. Reflected from flat surfaces such as water and metal. c. Diffra
Define the analog audio and video conferencing systems When analog audio and video conferencing systems were used, the procurement and installation was complex, less reliable a
However what if you don't know about the IP address of the computer you wished to connect to? What if you have to access a web server referred to as www.abc.com? How does your web
What are the threats include in computer software The second component vulnerable to threats to the system is software. Threats to software may include, but are not limited to
Define Decoder? A device or program that translates encoded data into its original format (e.g. it decodes the data). The term is often used in reference to MPEG-2 video and so
Can you describe the concept of IP multicasting or multicast IP address?
Data Link Layer Sub layers · Logical Link Control (LLC) - upper layer · Handles control information, logical addressing and data · MAC (Medium Access Control) - lower layer ·
Explain Radio Wave. Although Radio waves are common and well understood, we are just starting to realize their enormous potential as a networking medium. Radio waves can operat
These two command show the cisco IOS filename a) show ver b) show flash
Q. Why we use numbering frames? Why numbering frames? Stop--and-wait ARQ, 1. Numbering Frames prevents the retaining of duplicate frames.. 2. Numbered acknowled
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