What is DORA in Networking? For what purpose DORA is used?

jahetul sk

• Aug 1st, 2018

PORT 8116961103

siva kumar reddy

• Jul 17th, 2017

It is a process of assigning automatic ips to clients by using dynamic host configuration protocol. DORA | | | | (CSCS).................C=client ................. S=server D-Discover...

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Ashfaq

• Apr 12th, 2018

Sub netting means dividing the large SINGLE network into many small networks . the main REASON to divide like this ..is to REDUCE or PROHIBIT DATA TRAFFIC during transfer.

usama jamil

• Aug 10th, 2016

Subneting is used for dividing bigger networks into smaller chunks. Performance is improved and security is improved. Minimum loss of IP addresses.

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Ashish bisht

• Apr 3rd, 2018

True, but router is still not mandatory coz translation bridge can connect dissimilar network segments like ethernet-to-token ring.

anuja

• Jul 15th, 2016

Router is mandatory because the frame format of ethernet differ from token ring so frame need to be designed accordingly

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networking signal

• Jan 18th, 2018

How to operate DHCP / DHCP server?
What is the relation between SERVER and CLIENT and DORA process?

Mallikarjun MS

• Feb 8th, 2017

DORA process means
D; to find the DHCP IP
O; it gives the offer from IP
R; received to select the best IP
A; acknowledgement allote the given IP

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Haroon-ur-Rasheed

• Dec 15th, 2017

A port number is a way to identify a specific process to which an Internet or other network message is to be forwarded when it arrives at a serve

Amar Omdur

• Jul 14th, 2016

A port number is to identify specific process in which the sending and recieving devices application direct well the traffic

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1. Application 2. Session 3. Network 4. Data Link

Md. Ashif Uddin Bappy

• Nov 15th, 2017

4. Data Link

dhanunjaya

• Aug 25th, 2014

Data link layer

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Manu Ratheesh

• Aug 26th, 2017

Piggybacking: It is the technique used in the bi directional data transmission in the network layer. It is used to improve the efficiency by piggy back the acknowledgement in the data frame instead of sending a separate frame.

Wyes Karny

• May 25th, 2017

Piggybacking is a technique used in bidirectional data transfer. Here, if two nodes are exchanging data, then acknowledgement for node 1s frame is attached with node 2s next frame, which is to be sent to node 1.

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Editorial / Best Answer

Answered by: kalyan raghavan

• Jan 23rd, 2006

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A Physical address is a 48-bit flat address burned into the ROM of the NIC card which is a Layer1 device of the OSI model. This iis divided into 24-bit vendor code and 24-bit serial address. This is unique for each system and cannot be changed.

A Logical address is a 32- bit address assigned to each system in a network. This works in Layer-3 of OSI Model. This would be generally the IP address.

Manu Ratheesh

• Aug 26th, 2017

Physical Address: It is the address of a node defined by its LAN or WAN. It is included in the frame used by Data Link Layer. It is the lowest level address. The size and the format of these addresses...

paras gautam

• Aug 19th, 2017

A logical address is a 32 bit address which is also called ip address and it is used to uniquely identify a device on a network where physical address is also Media Access Control address it is 48 bit address every device in a network has its own unique MAC address

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Mangesh

• May 24th, 2017

Workgroup.
Every PC responsible for its own security

Domain.
Centralized administrator
Service?is responsible?for security

Ricky

• Mar 1st, 2017

Workgroup: (i) Every PC is responsible for its security own. (ii) No centralize administration (iii) Main aim to save hardware recourse (iv) Best suite in school, training institute, cyber cafe Do...

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It is a set of rules defining a very simple virtual terminal interaction. The NVT is used in the start of a Telnet session.

Sanket K Raut

• Apr 10th, 2017

The Network Virtual Terminal (NVT) is a representation of a basic terminal and provides a standard that the computers on either end of a Telnet connection are assumed to follow. It defines how data an...

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Can we communicate by using only the MAC address in Same network?

Aks

• Oct 30th, 2016

Every system in network is identified by unique IP address. Therefore I think IP address is essential for communication. Mac address is the machine address. But in network this address is unknown to a...

David

• Aug 11th, 2016

Chad,
IP addresses are layer three communications which are routers. You dont need a router in the same network, switches use hardware address anyways which is you MAC address.

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A TCB is a complex data structure that contains a considerable amount of information about each connection.

Kishan

• Aug 21st, 2016

Explain OS in TCB.

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anuj

• Jul 15th, 2016

Hub is a broadcasting device which may increase collision domain but switch is based on filter and forwarding and reduce collision domain.

Amar OMdur

• Jul 14th, 2016

Hub is layer 1 device, work in physical layer and the communication between device are half duplex, all the device exist in on collision domain, switch is L2 device and every port a collision domain has concept of Mac address table, (cash)

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Arun Jat

• Apr 17th, 2016

An electronic multiplexer functions as multiple input, single output switch. A multiplexer has multiple inputs and a selector that connects a specific input to the single output. In telecommunicati...

vaibhav nimbalkar

• Sep 5th, 2007

It selects one of many analog or digital data sources and outputs that source into a single channel. An electronic multiplexer functions as multiple input, single output switch. A multiplexer ha...

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Eric Bimpong

• Apr 6th, 2016

Workstation can share peripheral device like printers.

Sam Kolta

• Feb 1st, 2007

LAN Advantages:? Workstations can share peripheral devices like printers. This is cheaper than buying a printer for every workstations. ? Workstations do not necessarily need their own hard disk or C...

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I am using D Link modem with BSNL broadband connection for my personal PC in Home. It is not support to WiFi. My question is "without changing modem, how to active WiFi?", any other accessories will required for activate WiFi. Please advise me in this regard.

Hamed

• Mar 15th, 2016

Try to install connectify in your computer and enjoy but you computer must have WiFi device connected

Yogeh Negi

• Nov 26th, 2015

Connect your device through Ether Net connection and Install Virtual Router in your PC. Now share your data to another device.
Note: Your PC must have Wireless card. Enjoy! Wi Fi connection without wireless modem.

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(i) Broadcast and (ii) point-to-point

khwaja

• Feb 3rd, 2016

1) Wired: It uses physical medium to transmit data such as twisted pair, fiber optic etc. 2) Wireless: It does not use physical link or medium to transmit data instead it use micro wave, infrared etc...

prasanna

• Jul 25th, 2015

Transmission medium are PPP: Point - to - Point Protocol, MP: Multipoint Protocol

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A network in which there are multiple network links between computers to provide multiple paths for data to travel.

Shubham Tripathi

• Nov 20th, 2015

A mesh network is a network topology in which each node relays data for the network. All mesh nodes cooperate in the distribution of data in the network. Mesh networks can relay messages using either ...

ajithprasadpv

• Jul 26th, 2015

Mesh are of two types:
Full mesh: Each devices are connected to every other devices in the network independently.

Partial Mesh: Multiple devices are connected to each other, but not all the devices are connected.

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Hybrid devices that combine the features of both bridges and routers.

prasanna

• Jul 25th, 2015

Router is a 3rd layer device
Connecting two networks
Routers are connecting by serial interface

Ganesh Thigale

• Jun 3rd, 2015

Router is used to connect the two networks not two devices. Also router is used to transfer the data from source to destination.

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List three types of transmission media and describe their respective advantages and disadvantages.

Prasanna

• Jul 25th, 2015

1) Straight through
2) Cross over
3) Roll over
Advantage of straight through - connects different devices
cross over which connects same devices roll over for accessing routers

athul

• Jan 12th, 2015

Electrical (cables), Optical (optic fiber cable,submarine cable) and AIR(Microwave/RF)

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