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What is Sonet
Synchronous Optical Network is a fiber optic technology that can transmit high-speed data audio, used for text and video.
Single clock handles timing of transmissions as well as equipment enables predictability and ability to multiplex using TDM. The bandwidth of the fiber is determined as one channel divided into timeslots to define sub channels.
Standard recommendations for equipment is able to handle signals from incompatible tributary systems
What is Frequency borrowing In the simplest case, frequencies are taken from adjacent cells by congested cells. The frequencies can also be assigned to cells dynamically.
The following DNA sequences are extracted from promoter region of genes which are co-regulated by the same transcription factor (TF). The nucleotide segments capitalized in the giv
NetWare IPX addressing uses a network number and a node number. Which statements are true? A. The network address is administratively assigned and can be up to 16 hexadecimal digi
Q. Explain the Public-Key Cryptography? Public-Key Cryptography - Each user has the same encryption algorithm and key - Decryption algorithm also key are kept secret
Q1. What advantages do you see in having a layered concept of computer networks? Which layers or OSI structure deals with identification of a host? Explain the proces
When a switch is said to be congested? It is possible that a switch receives packets faster than the shared link can accommodate and keeps in its memory, for an extended period
Inside a device, every address mask is stored as a 32-bit number. When we submit a prefix and an address mask they use a changed form of dotted decimal addressing known CIDR addres
Repeaters - Operate only in physical layer - Connects two segments of the same LAN - Both segments must be of the same protocol - Only forwards frames; does not filter
explain history of internet?
Connecting Devices of bridges - Five kinds: - Repeaters - Hubs - Bridges - Two- and three-layer switches - Repeaters and hubs - layer one of Internet model -
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