Half-duplex and full duplex operation issues?
Although I have studied some information on half-duplex and full-duplex operation I am not entirely sure how the following figures work out, any help would be appreciated.For this scenario lets assume UTP cable is being used: So far in my studies, the information provided to me states that the...
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| May 7 2008 9:08 PM GMT
| asked by
Asdaman
Half Duplex, Full Duplex, Ethernet
program to simulate the behaviour of CSMA/CD Protocol over Ethernet
Can anybody give me a program that simulate the behaviour of CSMA/CD protocol over Ethernet. Its very urgent please help me.
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| Apr 13 2008 6:33 AM GMT
| asked by
Shyampatibandla
CSMA/CD, Ethernet, Network simulator
what is a program code to simulate the behaviour of CSMA/CD protocol over Ethernet?
what is a program code to simulate the behaviour of CSMA/CD protocol over Ethernet?
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| Apr 9 2008 7:03 AM GMT
| asked by
Hansa talsania
Ethernet protocols, IEEE, Ethernet
Collisions in network cable
I still get collisions on one of my network cables even when I have a switch. Is this to do with the cable I'm using? What can I do?
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| Mar 12 2008 10:20 PM GMT
| asked by
NetworkingATE
Network cabling, Network cable, Switches
How should I upgrade my network infrastructure?
I am now upgrading the network infrastructure of my office and I have 10-15 computers. Now what I want to do is to connect to the Internet with a wireless or wired Ethernet connection and connect the Microsoft workgroup sharing with another wired Ethernet. Is it possible to connect a LAN connection...
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| Mar 12 2008 10:13 PM GMT
| asked by
NetworkingATE
Network infrastructure, Network upgrades and patches, Network design
How do I see one HBA ww port name ?
I want to know what is the command or set of step to get to the ww port name of a Fiber Channel card. I thought it was on the strsst menu, But I can´t find it
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| Feb 15 2008 11:45 PM GMT
| asked by
Murgangel
HBA, Networking, Ethernet
30% throughput on ethernet uk-ireland, 3 carriers
i have recently supplied a 100mb/s ethernet to my customer, between dulin - london.3 telcos form this circuit end to end. i.e. 3 segements to the circuit.when telcos run ethernet tests the throughput is ok.however on live data ftp tests, the circuit consistently shows througput of c.25%.I have a...
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| Jan 24 2008 11:31 PM GMT
| asked by
Cozz27
Network testing, Network traffic analysis, Multiple service operators (mso)
LAN connection problem
I have a Dell Latitude C610 (OK stop laughing), running XP Pro. I am VERY novice. My company gave me a Sprint USB wireless modem, I installed and it works well. Since installing it, I cannot get the laptop to use the onboard LAN port when I need it. I boot without the wireless, and plug my Ethernet...
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| Dec 28 2007 8:50 PM GMT
| asked by
It74me
Dell notebooks, LAN, USB
Ethernet and Patch Cables
What's the difference between Ethernet cable and Patch cable? And what does "straight-through" mean? Thanks
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| Nov 30 2007 4:50 PM GMT
| asked by
123456
Cabling, Ethernet
ethernet bandwidth
How does ethernet deliver different bandwidths?
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| Oct 8 2007 5:44 PM GMT
| asked by
Dave L
Ethernet, Bandwidth, different
TCP Retransmissions b/c of Checksum Incorrect
We have a problem where some users will complain of slow application response time (on the LAN) from our ERP server, but others will be fine. After many hours of troublshooting I've discovered the following:- Packet Sniff's of affected users shows TCP Retransmissions because the Checksum is...
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| Jul 19 2007 3:55 PM GMT
| asked by
tbitner
Networking, Availability, Bandwidth
Firewall rules
Good Day!Currently, this is a simple LAN network with firewall diagram in my company. Please kindly refer to http://hgym.photosite.com/firewall/LANfirewall.html for the mentioned diagram.I wish to set an IP on the network interface of the FTP/Web/Mail Server. Any suggestion?Meanwhile, I...
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| Jun 28 2007 11:02 AM GMT
| asked by
hunkgym
Cabling, Remote management, standards
Dell Optiplex GX520 hibernation/sleep mode issues
Hello,We have several Dell Optiplex GX520's on the network running Windows XP pro. They randomly fall into sleep mode. Moving the mouse will not wake them - you have to push the power button to get them out of sleep mode. Also we are not able to remotely wake them to do patch updates or remotely...
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| Jun 26 2007 3:45 PM GMT
| asked by
jmello
Hardware, Microprocessors, NIC
Looking for clarification on new IP layout
I currently have a 192.168.1.0/24 network. I have one cisco router with many cisco switches that allow everyone to have a DHCP ip of 192.168.1.X. I will soon have more people then the /24 will handle, so I would like to switch to:172.16.30.0 subnet255.255.254.0 mask172.16.31.255 broadcastThat...
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| Apr 2 2007 2:26 PM GMT
| asked by
kevins74
Career development, Networking, Availability
Please help me…If you know the answer, please put the number and write the answer.
1. The client currently has a A company's dial-up ISP connection, but has just installed B company's broadband as a replacement ? in the month or so it takes to stop the A company's subscription will you be able to:-a. Connect to the A company's POP3 server to receive the A company's emails using...
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| Feb 1 2007 9:11 AM GMT
| asked by
111110
Exchange, Spam, Exchange security
Default gateway VS ip default route
I manage a rather complex network. At one of my sites, I have a Cisco 3750 switch as the main switch. I have all LAN devices set to point to this switch as their default gateway. I have the switch default gateway set to point to the firewall. However, no traffic will go past the switch to the...
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| Jan 22 2007 8:20 AM GMT
| asked by
acandler
Networking, Ethernet
Routing Between Subnets and between networks
1.I have two separe networks 192.168.0.0 and 192.168.1.0 ,they r physicall connected. What should i configure and where to configure so that host of each network can connect to other host in other network.2.I have two separe Subnets(after subnetting a class B network),they r physicall connected....
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| Jan 10 2007 4:12 AM GMT
| asked by
chinmoymohanty
Networking, Availability, Bandwidth
Exchange 2000 server and ms outlook 2000 installation,configuration
Hi,I am going to deply MS Exchange 2000 server in my organisation, Before that we have no message system, Now we have 200 systems of windows XP/Windows 98 with MS Windows 2000 Advanced Server. Pls guide me how to Install and Configure MS Echange 2000 Server and MS Outlook 2000.What r the parameters...
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| Jan 8 2007 11:09 PM GMT
| asked by
chinmoymohanty
Exchange security, Hardware, Cabling
wireless vlan
hi all,is it possible to have one link from a switch to an access point and split the network into two networks a wireless network from the AP and a wired port for a user connected thru RJ45 and still keep it secured.
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| Nov 28 2006 3:04 AM GMT
| asked by
9222099
Networking, Availability, Bandwidth
odd NIC problem
Howdy all...I have a win2k3 member server with 2 onboard Intel PRO lan connections. One is 100mb the other 1000mb.On the 100mb connection, I can set either a DHCP or Static TCP address and it works fine.On the 1000mb connection, it works fine on DHCP, but absolutely refuses to connect with a static...
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| Oct 20 2006 5:47 PM GMT
| asked by
TheVyrys
Hardware, Cabling, NIC
