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What is CRC
The CRC is computed while transmission and appended to output stream as soon as last bit goes out onto wire. If the CRC were in header, it will be necessary to make a pass over frame to compute CRC before transmitting. This would need each byte to be handled twice-once for check summing and one time for transmitting. Using trailer cuts the work in half.
Q. Fiber-Optic Cable as transmission media? - Made of glass signals are transmit like light pulses from an LED or laser - Light is as well a form of electromagnetic energy
What is Bit Stuffing? Bit stuffing is the process of adding one extra 0 whenever five consecutive is follow a 0 in the data, so that the receiver does not mistake the pattern 0
What do you mean by Protocol? In the context of data networking, a protocol is a formal set of rules and conventions that governs how computers exchange information over a netw
Virtual private network The virtual private networks takes the user data encrypts them and sends them to their destination over the internet. the sender and the receiv
Internet addresses are divided in five distinct types of classes. The classes were designated A by E. class A address space lets a small number of networks although a large number
Advantages of OSPF OSPF an is having different advantages. These are as follows. OSPF is an open standard supported by many vendors. OSPF converges quickly. OSPF au
The "ipx delay number" command will permit an administrator to alter the default settings. Explain the default settings? Ans) For LAN interfaces, one tick; for WAN interfaces, s
Describe the concept of successor and feasible successor?
The program must be well documented which includes meaningful variable and subroutine names ("self documenting code") along with comments in the code. The following block of code w
Relevance and Protection regarding DNS Attacks While discussing about the relevance and protection of the database, there are many things which need to consider. Almost, may o
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