Answer / jitendera kumar sinha

before make the answer of that question could you please let
me know that

1 how you come to know that there is loop in your network
and if you recog it then have you removed it?

2 what is the last time when your user are able to get dhcp
ip address.?

Your network is too slow have you contact with your isp
provider and if you contact with them what they replied?

After making these answer i can correctly trouble shoot it

ok do not worry

make some steps it may be possible that it could correct the
problem which you faced

1 take your laptop and directly connect it to internet cable
that is the cable which is coming for internet.

Now assign the wan ip and gateway to your laptop and chek
your are getting internet conection or not if yes then
problem inside the lan
if no then contact with our isp

now

if yes

please check that dhcp is configured on your router with lease ?
if lease is life time then ok
if no then change the lease time.

now come to forewall

conect your laptop directly to firewall and check whether
you are geetiing dhcp or not.

yes then ok

no then try with manual ip and then chek the internet
conction you are geting or not
if yes then ok
no then you have to check the firewall conf


but it is strongily rember that please shutdown the firewall
and restart it after 5 min becoz some time it strat mallware
function due to that the problem occurs.

at last you should check the switch

it might be possible that some cable get bad so you have to
reapalsed it

thatk you

hope that will help you

Answer / abishek

try some operations with switch..
enable per vlan stp or check d firewall

Answer / s.m.feroz ahmed

Hi,

There are many reasons to slow down of Network or
performance issue .To make your network performance improve
one can upgrade their systems like wise they can increase
the ram size from 512 mb to 1 gb,If hub is installed then
replace it with switch,remove unwanted files and folders
from system files,Increase hdd size.One can even Format
Hard Disk on a single system and check for performance .

Identify the OSI layer associated with bits? A.) Physical B.) Network C.) Binary D.) Data link

3 Answers  

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What is the update period for rip?

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Can you define in short what VPN is?

5 Answers   CCIE,

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Identify the 2 rules used when configuring a Distance Vector routing protocol? A.) Physically connected network(s) B.) Configure the classfull address, no subnets C.) Enable CDP so neighbors can be detected D.) Same autonomous network

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Differentiate between broadcast domain and collision domain

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Identify the command to configure the router to boot from an alternate IOS located in flash? A.) boot system flash IOS.exe B.) boot system tftp IOS.exe 172.16.5.1 C.) boot system alternate IOS.exe D.) boot system rom IOS.exe

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Why we using Tcp/IP. Why we can't use just Tcp ip? What is the meaning of '/' symbol in between this?

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I am facing one problem in my layer 2 switch I don’t know the problem is on switch side or client side. The problem is some PC (not all) are stop participate in LAN they don’t send or recd. Packet from switch and if I check RJ45 (with LAN tester)from PC side the packet and 8 pin wire is working fine and after that process of LAN tester I plug RJ 45 in PC now PC start recd/ send packets what is the problem I don’t understand even client side no virus found RJ45 is ok and switch has no problem bcoz other PC is working fine Cable (cat 5 ) is also fine bcoz I didn’t crimp again just check in LAN tester and start working fine. Plz any one solve this matter. And after lan tester process pc is working fine and after 2 or 3 hour it again start same problem and again same process lan tester I have used

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Which layer are called upper layer?

0 Answers  

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