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What metrics are used by routing protocols to verify the best path?
Q. Describe about Cryptography? - Some media cannot be protected from unauthorized reception (or interception) - Encryption involves transforming the original information in
Addresses are necessary for virtually everything we do on the Internet. In TCP/IP the IP is a mechanism for providing addresses for computers on the Internet. Internet addresses ha
What is difference among routing and routed protocols? Ans) i) Routing use for top path selection ii) Routed protocol carries on source and destination information.
confiriguration,capabilities,implementation
Which NetWare protocol works on layer 3--network layer-of the OSI model? Ans)IPX
Multicast An identifier for a set of interfaces (typically belonging to dissimilar nodes). A packet sent to a multicast address is delivered to all interfaces identified by tha
What is VRC? It is the most common and least costly mechanism for Error Detection. In VRC, a parity bit is added to each data unit so that the total number of 1s becomes even f
What is the difference between CSMA/CD and CSMA/CA? CSMA/CD, or Collision Detect, retransmits data frames when a collision occurred. CSMA/CA, or Collision Avoidance, will first
IPv6 packet Format The format of an IPv6 header is shown in figure. Although IPv6 addresses are four times the size of IPv4 address the basic IPv6 header is only twice
Hardware Sharing network facilitate the sharing devices. For example instead of giving each of 10 employees in department of the internet on modern society is har
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