LAN problems

ebmccallum

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Hi all-

First post, and not exactly a pro, so bear with me. I recently installed Windows 7 pro RTM on all three of the computers on my network. Overall everything went well, but I am having some weird connection problems BETWEEN the three computers. I have not had any problems connecting to the internet, only with seeing other computers on the network, playing local LAN games, and keeping everyone connected to the homegroup. The weird thing is it goes in and out. Sometimes I'll be able to see one or both of the other computers on the network; sometimes I won't be able to see any. The same type of thing happens when we try to play local LAN games (Warcraft III). Sometimes you can see the hosting computer, sometimes you can’t.

It seems like resetting the router will give a slightly better chance of connecting with the other computers, but not a guarantee. I'm stumped. I thought it was the virus protection, but I uninstalled, and have the same problems. I've tried all of the windows troubleshooting and help guides, on all of the computers, and gotten no fix. :mad: I've googled the problem and not really seen anything like it. Any ideas would be appreciated!

Additional Info:
Wifi network with a cable internet connection (Charter)
2 laptops @ 64x (Acer, hp), and a desktop (hp 86x)
Router: D-Link WBR 1310
 

My Computer

Computer Manufacturer/Model Number
HP pavilion dv2500
OS
Windows 7
Memory
4gig
Hi all-

First post, and not exactly a pro, so bear with me. I recently installed Windows 7 pro RTM on all three of the computers on my network. Overall everything went well, but I am having some weird connection problems BETWEEN the three computers. I have not had any problems connecting to the internet, only with seeing other computers on the network, playing local LAN games, and keeping everyone connected to the homegroup. The weird thing is it goes in and out. Sometimes I'll be able to see one or both of the other computers on the network; sometimes I won't be able to see any. The same type of thing happens when we try to play local LAN games (Warcraft III). Sometimes you can see the hosting computer, sometimes you can’t.

It seems like resetting the router will give a slightly better chance of connecting with the other computers, but not a guarantee. I'm stumped. I thought it was the virus protection, but I uninstalled, and have the same problems. I've tried all of the windows troubleshooting and help guides, on all of the computers, and gotten no fix. :mad: I've googled the problem and not really seen anything like it. Any ideas would be appreciated!

Additional Info:
Wifi network with a cable internet connection (Charter)
2 laptops @ 64x (Acer, hp), and a desktop (hp 86x)
Router: D-Link WBR 1310

Hi and welcome to seven forums

I'll bet that IPv6 is not disabled. Its not yet needed and causes random disconnects. If you want to disable it go to network and sharing>change adapter settings>choose your adapter>right click>properties>uncheck IPv6

Let us know if that doesn't fix it. btw, if you want to increase the tranfer speed and decrease ping time disable RDC

Hope these help and let us know if they dont

Ken
 

My Computer

Computer Manufacturer/Model Number
HP Pavillion dv-7 1005 Tx
OS
Win 8 Release candidate 8400
CPU
[email protected]
Memory
4 gigs
Graphics Card(s)
Nvidia 9600M
Sound Card
HD built-in
Monitor(s) Displays
17" Wxga
Screen Resolution
1440x900
Cooling
none
Internet Speed
45Mb down 5Mb up

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Alienware Aurora ALX R4
OS
Windows 10 Pro (x64)
CPU
Intel Core i7-3930K (3.2GHz - 4.5GHz)
Motherboard
Alienware Aurora-R4 x79
Memory
4x Samsung 4GB PC3-12800 DDR3 (16GB 1600MHz)
Graphics Card(s)
Nvidia Geforce GTX 690
Sound Card
SteelSeries Siberia Elite
Monitor(s) Displays
Dell UltraSharp U3011
Screen Resolution
2560x1600
Hard Drives
Samsung 850 Pro 256 GB, Seagate 1TB Desktop Hybrid HDD, 2x Western Digital 4TB Green HDD
PSU
875W Some Dell PSU <.<
Case
Alienware Aurora ALX
Cooling
Custom Liquid Cooling (EK CPU & GPU blocks) dual EK 480RAD
Keyboard
Logitech G710+ Mechanical
Mouse
Logitech G700s
Internet Speed
Verizon Fios (50 mbps average)
Other Info
Server: Intel NUC D54250WYK: i5-4250U, 16GB, 256 GB mSATA, Windows Server 2012 R2

My Computer

Computer Manufacturer/Model Number
Black_Box (homebuilt)
OS
windows 7 RTM x64
CPU
Phenom II 965 Quad Core 3.4Ghz
Motherboard
Asus M4A79T Deluxe
Memory
Mushkin Blackline 8GB (4x2gb)
Graphics Card(s)
XFX Radeon 5970 Black Edition
Sound Card
onboard
Monitor(s) Displays
Dell 2408WPF-main Dell E248WFP-secondary
Screen Resolution
1920x1200-main 1920x1200-secondary
Hard Drives
OCZ Vertex Limited Edition 100GB (OS)
x1 WD Black Edition 500GB drive (Storage)
PSU
XFX 850w Black Edition (Modular)
Case
Mountian Mods H2go
Cooling
CoolITSystems ECO A.L.C.
Keyboard
Logitech MX 5500 wireless keyboard
Mouse
Razor Copperhead
Internet Speed
16Mb down/2Mb up Wowway Cable Internet
if you want to increase the tranfer speed and decrease ping time disable RDC
Disabling RDC will not do that...

Um actually it will
Remote Differential Compression (RDC) allows data to be synchronized with a remote source using compression techniques to minimize the amount of data sent across the network.

see here About Remote Differential Compression (Windows)

I think the confusion (my fault) is RDC can mean either remote desktop connection, or remote differential compression. Connection will have no effect on transfer speed, compression will.

Logic is right abt connection, but not abt compression

Ken
 

My Computer

Computer Manufacturer/Model Number
HP Pavillion dv-7 1005 Tx
OS
Win 8 Release candidate 8400
CPU
[email protected]
Memory
4 gigs
Graphics Card(s)
Nvidia 9600M
Sound Card
HD built-in
Monitor(s) Displays
17" Wxga
Screen Resolution
1440x900
Cooling
none
Internet Speed
45Mb down 5Mb up
Hi all-

First post, and not exactly a pro, so bear with me. I recently installed Windows 7 pro RTM on all three of the computers on my network. Overall everything went well, but I am having some weird connection problems BETWEEN the three computers. I have not had any problems connecting to the internet, only with seeing other computers on the network, playing local LAN games, and keeping everyone connected to the homegroup. The weird thing is it goes in and out. Sometimes I'll be able to see one or both of the other computers on the network; sometimes I won't be able to see any. The same type of thing happens when we try to play local LAN games (Warcraft III). Sometimes you can see the hosting computer, sometimes you can’t.

It seems like resetting the router will give a slightly better chance of connecting with the other computers, but not a guarantee. I'm stumped. I thought it was the virus protection, but I uninstalled, and have the same problems. I've tried all of the windows troubleshooting and help guides, on all of the computers, and gotten no fix. :mad: I've googled the problem and not really seen anything like it. Any ideas would be appreciated!

Additional Info:
Wifi network with a cable internet connection (Charter)
2 laptops @ 64x (Acer, hp), and a desktop (hp 86x)
Router: D-Link WBR 1310

Often times those other computers can be seen by just hitting the refresh button while viewing the Network.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Home built
OS
Windows 7 Ult, Windows 8.1 Pro,
CPU
Q9650-4.275GHz, E8600 4.5GHz, E6750-3.8GHz
Motherboard
Evga 780i FTW
Memory
G.Skill PC2 9600 1200Mhz 5 5 5 15 2T
Graphics Card(s)
GTX480
Sound Card
Asus Xonar D2
Monitor(s) Displays
HannsG
Screen Resolution
1680X1050
Hard Drives
GSkill Phoenix Pro 120GB SSD
PSU
ThermalTake Toughpower 1000Watt modular
Case
ThermalTake XaserV
Cooling
Xigmatek S1283
Keyboard
Logitech G15
Mouse
Logitech G9
Internet Speed
T1
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