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36 views

What is “Windows Server Networking Helper Service” and why is it spamming UDP broadcasts?

On our Windows Small Business Server 2008 machine, this service is constantly sending large numbers of 13 byte UDP datagrams to 255.255.255.255. These datagrams contain the bytes 0x7805, followed by ...
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0answers
372 views

SBS 11 can't ping other computers in LAN, inbound connections are fine

I've following setup: SBS11 Server (192.168.5.2) Win 2008R2 Server with SQL (192.168.5.5) Various client computers (192.168.5.160-200) The issue is that I can ping the SBS11 Server from outside ...
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2answers
190 views

Fast, but extremely spikey network transfers

Here is a picture that perfectly describes my situation: Is there some way I can smooth this transfer out to be near 90% usage by increasing a buffer somewhere? It seems like windows grabs a chunk ...
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vote
1answer
3k views

Event ID 8021 The browser was unable to retrieve a list of servers from the browser master

We have a LAN where workstations are randomly losing network connectivity for brief moments of time. The workstations can also take a long time to login to the domain. During our troubleshooting we ...
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2answers
1k views

Bad ARP Cache static entries

I have a weird issue that popped up on our network. Once or twice a week a user (it's always a different user) would complain about not being able to communicate to our Small Business Server 2003 ...