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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
Define different OSPF packet types?
As the system administrator, you type "ppp authentication chap pap secret". Name the authentication method is used first in setting up a session? Ans) the authentication method
Go Back ( GBN) Go back N ARQ is specific instance of the automatic repeat request protocols in which the sending process continues to send a number of frames specific
Buffering This protocols provides the advantage of buffering to the receiver can buffer any out of order packets after being received by sending acknowledgment when
Virtual Private Network ( VPNs) When we use the internet or the risks to the security of our data arise. The solve the security problem a virtual private network used for
What is Kerberos in Networking? It is an authentication service developed at the Massachusetts Institute of Technology. Kerberos uses encryption to stop intruders from discover
To use a subnet or classless address, table under routers and hosts that have address must keep two pieces of information with every address: the 32-bit address itself and another
How to Perform Basic Switch Configurations Step : Complete basic configuration of switches S1, S2, and S3. Configure the S1, S2, and S3 switches according to the following
This example demonstrates the use of parallel sections construct. The three functions, fun1, fun2, and fun3, all can be executed concurrently. Note that all the section directives
MAC (media access control) and LLC (logical link control) are both layer 2 protocols.
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