2
votes
1answer
47 views

Network Interface binding order on Windows 8.1

When I query the local interfaces on windows 8 in the command line, I could see the results listed below: C:\> netsh interface show interface Admin State State Type ...
30
votes
3answers
510 views

Windows TCP Window Scaling Hitting plateau too early

Scenario: We have a number of Windows clients regularly uploading large files (FTP/SVN/HTTP PUT/SCP) to Linux servers that are ~100-160ms away. We have 1Gbit/s synchronous bandwidth at the office and ...
1
vote
0answers
21 views

Tool for Measuring UNC Path Access Times [migrated]

I'm being asked to write a tool that, given a UNC path and a set of credentials, will display the amount of time it took to access the directory. It then has to get any file in that directory, read ...
0
votes
0answers
35 views

What is the workaround for WMI remote connection failure with Access Denied error when client runs with Local System account?

What is the workaround for WMI remote connection failure with Access Denied error when client runs with Local System account? I tried to run script under local system account on the client which ...
1
vote
1answer
38 views

Rules for Active directory user name string

I have googled but not able to find a proper set of restriction in user name in active directory setting. Please help me in telling what are the special char which are not allowed in Active directory ...
0
votes
0answers
29 views

Recently Deployed WSUS, issues with failed updates

Morning, This weekend I deployed a automatic updates via a WSUS for my network, the WSUS is in a different office of our company so I have little access to it. We had disabled automatic updates ...
1
vote
0answers
72 views

Windows mounted network drives slow after upgrading switch

On our small business network our old 10/100 consumer grade switch gave up the ghost, and we replaced it with a proper business-grade gigabyte switch. After wiring it in our Linux and Mac users ...
1
vote
0answers
67 views

Is there any Microsoft NAP alternative? [closed]

With Windows Server 2008 Microsoft introduced NAP (Network Access Protection): http://searchconsumerization.techtarget.com/definition/network-access-protection-NAP In short it is a technology, that ...
-1
votes
1answer
60 views

Some computers in my subnet do not recognize names of other pc's

I have two subnets: 192.168.0.1-255 192.168.50.1-255 Ewerything works via VPN (because physically computer from both subnets are in different locations). We also have active directory. Now, the ...
4
votes
3answers
1k views

I need more IP addresses. Can I change my mask from 192.168.x.0/24 to /16? Why not?

I'm using 192.168.x.x and have exhausted the IP pool. Since 192.168.0.0/16 is all private, why can't I just change the mask to 255.255.0.0 and start allocating out 192.168.x+1.x IPs? Edit: I realise ...
5
votes
2answers
273 views

Windows workstations in a Windows domain with a Linux domain controller [closed]

There's a Windows network of about 60 workstations I am going to be responsible for. The network is in a terrible mess, so I decided to rebuild it from the ground up. Currently, there are some Windows ...
1
vote
0answers
311 views

How to execute a reverse “Powershell shell” using ncat or netcat?

I am using ncat to execute a reverse "cmd" shell from one machine to another and without any issues using the commands: In my machine: ncat -l 443 In the remote machine: ncat <my ip> ...
0
votes
1answer
47 views

Can't Reinstall Solarwinds 9.2 after installing 10.9.1 Trial version

I am having an issue I am hoping someone can help me with. I own a copy of an older version of solarwinds 9.2, I decided I wanted to give the new solarwinds version a try so I decided to download it. ...
4
votes
2answers
261 views

Why do tracert latencies not add up to ping latency?

One might expect the sum of the tracert latencies to equal 267ms:
0
votes
3answers
90 views

Software load balancer for Windows

I'm looking for a simple load balancing solution for Windows. I have two machines (say host0 and host1), any of them is hosting TCP service (so it can be either host0 or host1, but never host0 and ...
-1
votes
1answer
225 views

Filezilla FTP slow upload (350KBps) on 1 Gbits fiber? [closed]

I have 1 Gbits down/up fiber, and I run Filezilla FTP server (I'm in Sweden) and a person in the USA needs to download from me. He has 60/8 internet so he should be able to download about 7.5MBsec but ...
0
votes
3answers
46 views

Acces VPN over Windows network management instead of OpenVPN client

I am running openVPN on my Linux server and use openVPN Windows client to connect to it - everything is working fine. Now I was wondering if I can setup the VPN connection through Windows' network ...
1
vote
2answers
197 views

Windows Server 2012 (NFS) as storage for ESXi 5.5 problems

Setup: 1 ESXi Server with 12 NIC's 1 Virtual Vcenter on ESXi Server 1 Windows 2012 Server with NFS and 4 NIC's (VM Storage) To-do: Connect 3 NIC's without a switch and team them I set up an ...
0
votes
0answers
34 views

Unable to connect to SQL Server over SSL

I am unable to connect to a SQL Server over SSL. This is the current setup: A server at my location sends data to an external service (SQL Server 2008) using SSL. We are using Websense and an ASA for ...
0
votes
0answers
22 views

shared network files showing as open when seen in client preview pane

I Have a client running with a Windows Server standard 2008 R2 that is hosting a series of shared network files. The issue I have is that when 1 particular user is opening / viewing these files. Once ...
0
votes
0answers
121 views

The Windows Filtering Platform has blocked a connection - Query User

I'm having a problem with a program trying to access port 135. The Windows filtering platform is blocking the communication. In the windows security logs, the following is displayed: The Windows ...
0
votes
0answers
29 views

Prompt User for decision corresponding Firewall Inbound Traffic NOT APPEARING

Normally when an Incoming Traffic comes, there will be "Prompt the User for a decision corresponding this Inbound Traffic" popup. For some weird reason this popup is not coming out and I'm finding ...
1
vote
1answer
57 views

Losing network connectivity when starting Visual Studio [closed]

I am doing development remotely over RDP and all of a sudden I have a very strange issue: whenever I launch Visual Studio (2010), the remote machine loses all network connectivity for about 15 minutes ...
6
votes
3answers
582 views

What's wrong with using windows firewall?

I was developing a system which requires connection between two computers. I decided to connect the two machines together via direct ethernet cable. My boss didn't like it as there is no firewall in ...
0
votes
2answers
227 views

Windows static route not working

I have a Server 2008 R2 machine connected to 2 networks with its 2 network cards. LAN 192.168.2.0/24 SAN: 192.168.168.0/24 I have a site-to-site VPN with the following network layout: VPN: ...
0
votes
1answer
197 views

Cant open port on Windows 2012R2

I really never had problem with Windows Firewall, however today on new installation i`m trying to open port 110 but i cant. My firewall rule is: printscreen telnet myip 110 Connecting To ...
0
votes
1answer
70 views

How should I search for IP conflicts in static networks?

We have two physically separate static networks with the same subnet, containing a total of some ~100 windows computers (servers and workstations) that we want to merge. If configuration is done ...
0
votes
1answer
231 views

UDP port appears to be in use but is not shown in netstat or TCPView

I've encountered some strange behavior I don't understand. I'm installing software on a Windows 2003 Server. This software needs to bind to a specific UDP port an all TCP addresses in order to listen ...
0
votes
1answer
684 views

Setting a static route for a specific network adapter with two network adapters

I have a virtual windows server 2008 r2 with 2 virtual network adapters, one is part of a domain and the other isn't. When I ping to a specific PC that is part of the domain it connects to it through ...
0
votes
1answer
49 views

Can a home router separate private network? [closed]

I've just come across this network diagram: http://computer.howstuffworks.com/router1.htm And I am thinking if it can be done with a typical home router. Normally for home router, when we plug a ...
1
vote
1answer
189 views

Networking ARP table in windows cmd

I am reading the book practical packet analysis and I have just learned the fundamentals of the ARP protocol. They also added something about the arp -a cmd command. I'm curious about some of the ...
0
votes
2answers
60 views

Disconnect a user from a windows network

We're running a shared licensing tool for some software (SPSS) and a user who happens to be on the opposite side of the world has left their computer on, taking up one of our two licenses. Shockingly ...
2
votes
1answer
172 views

What wmi counters can indicate port exhaustion

I'm currently investigating an issue in which we suspect port exhaustion from too many outgoing connections is a factor. I'd like be able to identify when the server is at or near to port exhaustion, ...
0
votes
2answers
133 views

Samba group doesn't appear on Network Neighborhood

I have a samba server (Samba version 3.6.9-151.el6). My ip server has multiple ip address, and it uses dns proxy for name resolution. I have 2 problem: Samba share works with IP but not with ...
7
votes
4answers
253 views

Netbooting ALL types of OSes

Is there a service out there that lets you boot all types of OSes? I've been using WDS but so far I've not found a way for it to netboot Apple as well. It's all windows/wim files. Would using ...
1
vote
1answer
64 views

How to disable TOE feature from Windows Server 2008 correctly?

one of our clients is running a critical app in HP Gen8 servers and there is a incompatibility issue with TOE, and now we need to disable it. The physical server have two NC112T PCIe adapters and ...
0
votes
1answer
187 views

send message to connected computer when IP obtain from DHCP Server

If a computer running Windows gets a IP address from DHCP Server, how could I send a message to that computer. Say DHCP Server running from Ubuntu Server. I am guessing through SMBClient? Or is this ...
0
votes
1answer
38 views

What are the recommended internet security measures to take? [closed]

I have built a speical-purpose server, the only purpose of this server is to download some data from a remote(internet) data feeder and do some data processing in the server as well. The only ...
1
vote
1answer
463 views

New VLAN configuration on Citrix XenServer 6.5

We have an existing xenserver environment I have recently inherited. We have multiple xenserver vlans working that can all talk to each other. I am now trying to set up another network and cannot seem ...
2
votes
1answer
45 views

Delays when contacting vSphere virtual machines

We using vSphere 5 to host over a dozen virtual servers and all are Windows 2008 R2 or newer. I'm experiencing a bad delay of a few seconds after a VM has been idle for a little while (may only be a ...
1
vote
1answer
49 views

Failover clustering or Network Load Balance on windows server

I have 2 servers with Windows 2008 R2 standard OS. I need to create a cluster in case on of the servers goes down ; so the other one will continue provide services. The services we mostly use are a ...
2
votes
2answers
1k views

Windows 8.1 Wirless Authentication WPA2-Enterprise

For the network at my University I have to set wireless authentication to WPA2-Enterprise using TKIP encryption. Since Windows 8.1 doesn't seem to have the usual wireless settings, I tried doing it ...
0
votes
0answers
51 views

Windows servers on same gigabit lan switch, what might cause Windows 2008 R2 to have 50% longer ping times than Windows 2003 server?

After installing a brand new HP Proliant DL380e Gen8 running SBS 2011 (Windows 2008 R2 X64) I noticed a difference in response to ping requests on the wired ethernet local LAN, even before the ...
1
vote
1answer
160 views

Windows Server 2008: How to add a network printer to all users in Active Directory

We have an office with about 10 members and 4 printers. All of the printers are network printers with their own IP adress. All the users are part of the smae group in Active Diretory. The AD is ...
5
votes
1answer
72 views

Preventing a Domain Computer from Logging off Causes loss of Authentication

I have a set a domain computer to not require a password on wakeup. This is a strange situation I know but we want the user to never have to login to the computer unless he specifically logs out or ...
0
votes
0answers
203 views

How to configure Internet Options > LAN settings > 'Use automatic configuration script' via command-line or script?

I'm installing my software product on servers at various customers and sometimes need to configure LAN settings to get internet access. My software runs as NETWORK SERVICE or LOCAL SYSTEM and makes ...
2
votes
2answers
221 views

What exactly is insecure about Samba access over the Internet?

I have a folder on a Linux server that I need to share with a number of different clients all over the country. Some requirements: The folder needs to be mountable as an ordinary network drive in ...
3
votes
2answers
108 views

Should i put all my servers into my domain?

I am setting up a lab/mock-up network and i'm wondering if is considered bad practice to add all my servers to my Windows Domain. Of course the DC must be part of the domain, and any server that users ...
-3
votes
1answer
225 views

Why is Windows 7 not following all routes? [closed]

My computer is connected to my secondary router that's running the 192.168.42.0/24 network and my computer also has a route that directs anything on that network to the router, but for anything on ...
1
vote
1answer
98 views

Better telnet tool on Windows [closed]

When I need to check whether a firewall rule has been opened or whether a service is up and running, I usually run a telnet test, basically "telnet 192.168.1.50 80" for e.g. If a firewall is dropping ...