Hierarchy of dns servers application layer , Computer Networking

Assignment Help:

Hierarchy of DNS Servers

DNS uses a large number of server organized in hierarchical  fashion  and distribution  around the world. No single DNS server has all  of the  mappings for all  of the  hosts in the internet. instead the mappings  are distributed  across the DNS  servers. There  are three class of DNS server root  DNS  servers top level domain  servers and authoritative DNS servers organized  in a hierarchy as show in figure.


Related Discussions:- Hierarchy of dns servers application layer

Whitney houston, contribution to afican American history

contribution to afican American history

Show the seven layers of iso''s osi model, Q. Show the seven layers of ISO'...

Q. Show the seven layers of ISO's OSI model? Ans:- The seven layers are given below:   -  Application Layer -  Presentation Layer -  Session Layer -  Transport Laye

Name the categories of multiplexing, Name the categories of Multiplexing? ...

Name the categories of Multiplexing? There are three categories of multiplexing a. Frequency Division Multiplexing (FDM) b. Time Division Multiplexing (TDM)    i. Sync

Switching via memory - network layer and routing , Switching  via memory ...

Switching  via memory Traditional  computers with switching  between  input and output  being  doen under  direct  control  of the CPU input and output  ports  functioned as tr

State synchronous FDDI, Synchronous Synchronous traffic is able to cons...

Synchronous Synchronous traffic is able to consume a portion of the 100 Mbps total bandwidth of an FDDI network while asynchronous traffic can consume the rest. Synchronous

Which osi reference layer is concerned with logical address, There are two ...

There are two logical addressing :- a) Datalink is physical (hardware) addressing. b) Network is logical (software) addressing.

What are the threats include in computer software, What are the threats inc...

What are the threats include in computer software The second component vulnerable to threats to the system is software. Threats to software may include, but are not limited to

Netware ipx addressing uses a network number, NetWare IPX addressing uses a...

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

Data types in distributed enrollment protocol, Data Types Each data typ...

Data Types Each data type of Table 1 must be sent according to the specifications below. [INT] Each value of this type is sent as the string representation of the corre

Explain the network allocation vector, Network Allocation Vector Timer ...

Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd