What you will do, if you computer boots to the black screen?

erock

 Profile Answers by erock Questions by erock

• Aug 28th, 2008

1) Check cable between computer and monitor, as well as power to monitor.
2) Boot into safemode - Check status of driver, and run diagnostic on video card. - if no video try putting in a new video card and restart with step 2
3) Restore to previous bootable configuration
4) Re-install OS

alimrash

 Profile Answers by alimrash Questions by alimrash

• Jun 24th, 2008

1) Check if the system completes POST and the boot sector is read.2) If boot sector is read and OS files are loaded, try using LKGC in advanced boot menu,    if it fails try to boot int...

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bangers

 Profile Answers by bangers Questions by bangers

• Dec 21st, 2010

There is no one answer for this very broad question. You can use Microsoft IAS, Cisco, Juniper, etc. Basically you need to use a routing protocol of some sort to connect the two offices. This would ty...

ah.alqahtani

 Profile Answers by ah.alqahtani Questions by ah.alqahtani

• May 24th, 2010

You have to download "Cisco Systems VPN Client" program, and also to get the .pcf file, which must contains the host IP and your username.... I hope that I gave you the key for your answer.

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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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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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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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DNS uses UDP for communication between servers. It is a better choice than TCP because    of the improved speed a connectionless protocol offers. Of course, transmission reliability suffers with UDP.

rahul

• Feb 8th, 2014

Ldap

Sohan Choudhary

• Oct 3rd, 2013

DNS- (Domain name system) - DNS is resolve FQDN name VIA ip to name and name to ip and dns in web hosting .

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siyanat

 Profile Answers by siyanat Questions by siyanat

• May 4th, 2008

Transmission means sending some information or data from 1place to another but only transmit where as at receiving end we can not b sure whether it is received or not.communication means two way communication for eg if u send any info or data that must be received at the receiving end

reehan10

 Profile Answers by reehan10 Questions by reehan10

• Mar 29th, 2008

Communication device is the terminal or the endpoint wishing to communicate....eg:computer...communication media is the medium used for the communication eg:cable.hope the answer to your question

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Repeater:Also called a regenerator, it is an electronic device that operates only at physical layer. It receives the signal in the network before it becomes weak, regenerates the original bit pattern and puts the refreshed copy back in to the link.Bridges: These operate both in the physical and data link layers of LANs of same type. They divide a larger network in to smaller segments. They contain...

kehinde

• Jan 20th, 2015

Repeater router bridge hub switch gateway

shamli lende

• Apr 9th, 2014

1. hub
2. router
3. repetator
4. switch
5. modem
6. gateway
7. bridges

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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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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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leeyaitb2w

 Profile Answers by leeyaitb2w Questions by leeyaitb2w

• Sep 11th, 2010

POP-Post Office Protocol & IMAP-International Mail Acess Protocol

artesantosh

 Profile Answers by artesantosh Questions by artesantosh

• Oct 11th, 2008

POP protocol (port number 110) used for retriving mail in micosoft outlook.

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rahul

• Feb 8th, 2014

DNS:-its domain name system,
which is used for name resolution,like name to IP,and IP to name

jamaluddin

• Sep 20th, 2013

DNS most use of ip to name converting and name to ip converted.

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A communications protocol used to connect computers to remote networking services including Internet service providers.

Piyush Verma

 Profile Answers by Piyush Verma Questions by Piyush Verma

• Nov 3rd, 2010

It is a data link layer protocol that is used to provide direct link between nodes. It can provide connection authentication, transmission encryption or privacy and compression.

adityawalia9

 Profile Answers by adityawalia9 Questions by adityawalia9

• Jun 15th, 2010

Point-to-Point Protocol is a data link protocol. It is a byte oriented protocol (data will be treated a byte).It does not have any flow control (and error control is also limited).  It is used wh...

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abdu kalam

• Apr 27th, 2015

*How DHCP work? DHCP Stands for Dynamic host configuration protocol. DHCP is a protocol used for automatic configuration IP address in client computers connected to IP networks. DHCP operates on a c...

vizhiezhilan

• Aug 27th, 2011

Dynamically configures the IP addresses for the systems present in the network within the specified range only. Reservation of IP address in done here. makes administration at a single point. IP confl...

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S.P.Vijayanand

• Jan 3rd, 2007

TCP:1.Connection oriented - 3 way handshake2.all packets transferred between a client and server takes the same path3.Reliable packet delevery4.Error reporting mechanism available5.Slow process as it ...

mahesh

• Dec 11th, 2006

TCP deals with packets and UDP deals with datagrams

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deepak bodh

• Dec 6th, 2014

? Manage servers, including e-mail, print, internal services for source control, wiki and issue tracking as well as ? Maintain and verify backup servers/systems. ? Manage security solutions, includ...

Hammad

• May 7th, 2013

The role of a network administrator is
1. Installation of a new network.
2. Configuring a new network.
3. Maintaining and troubleshooting an existing network.

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Signals are usually transmitted over some transmission media that are broadly classified in to two categories.Guided Media:These are those that provide a conduit from one device to another that include twisted-pair, coaxial cable and fiber-optic cable. A signal traveling along any of these media is directed and is contained by the physical limits of the medium. Twisted-pair and coaxial cable use metallic...

Ambane Meregembo

• Mar 19th, 2012

What are the thre (3) types of transmission media? List out their advantages and distadvantages

Sarel

• Sep 5th, 2011

Types of transmission media's are:
1) Bounded media
2) Unbounded media

Examples of transmission media.

1) Twisted pair, coax, fiber.

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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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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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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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