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Q. Explain Dynamic Domain Name System?
DDNS
- Dynamic Domain Name System automatically updates the DNS master file
- Sent by DHCP to a primary DNS server; secondary servers are notified
Encapsulation
- DNS uses either UDP or TCP to send request, response messages using a well-known port
- UDP for messages less than 512 bytes
- Otherwise uses TCP
Q. Describe about Packet Switching? Packet Switching - Data are transmitted in separate units - Called Packet - Packets are variable length blocks - The max leng
a) Manages protocol access to the physical network medium b) Permits multiple devices to uniquely signify one another on the data link layer
CHARACTERIZATION OF NETWORKS: There are three kinds of characterization of networks. LOCAL AREA NETWORK (LAN): It is needed for a single building. METROPOLOTAN AREA
ICMP is used to send error and control messages. Ping uses ICMP to carry the echo-request and echo-reply.
What is EGP (Exterior Gateway Protocol)? It is the protocol the routers in neighboring autonomous systems use to recognize the set of networks that can be reached within or by
Name the types of OSPF Configuration? Ans) There are Two Types of OSPF configuration A ) SINGLE AREA b) MULTI AREA
Selective Repeat (SR) Selective repeats is a connection oriented protocols in which transmitter and receiver have a window of sequence numbers. SR scheme avoids the unne
How does a Token-Passing Protocol works? The token-passing protocol relies on a control signal known as the token. A token is a 24-bit packet that circulates throughout the net
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
Question: (a) In relation with a cellular network architecture, describe the following terms: (i) Clusters (ii) Pico cells (iii) Nano cells (iii) Cell breathing (b)
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