Windows Server 2008 TCP /IP Default gateway missing
After rebooting of Windows 2008 server there TCP/IP setting Default gateway configuration removed .
Event putting back Default gateway configuration its not taking .
So you need to reset TCP/IP configuration . Refer to Microsoft Knowledge Base 299357.
1- Open Command Prompt with Admin privilege.
2- netsh int ip reset c:\resetlog.txt
3- Reboot the server
4- Give the TCP/IP default gateway and check .
How to login in Windows XP without Product Activation
Some time you are not able to login in Windows XP if your windows XP is not activated it will log you out and you can not access your desktop .
1- Reboot the XP
2- Boot with safe mode with command prompt
3- run command explorer.exe (it will open your desktop)
4- Go to run
5- Execute the command “rundll32.exe syssetup,SetupOobeBnk”
Note command is case sensitive.
6- Reboot the XP
7- Now you can login.
How to install Windows 7 or Windows 8 from USB
If you want to install Windows 7 or Windows 8 from USB . you can install the windows 7 or 8 from bootable USB . if you know How to create bootable USB for windows Installation . Microsoft has given a good tool to create bootable USB form Windows 7 or Windows 8 ISO iamge.
Download the tool Windows 7 USB/DVD Download Tool from Microsoft website and create the USB bootable Fash Drive . Continue reading How to install Windows 7 or Windows 8 from USB
How to install windows 8 on VMware ESXi 5
I was trying to convert windows 8 P2v on vmware ESXi 5 . Windows 8 converted successfully . but when I powered on it stuck windows start up screen and endless spinning circle .I was thinking P2V was not successful then i tried to install fresh windows 8 but there was same issue .
I Google it and got VMware article to patch the ESXi 5.0 to fix this bug. But there was easy solution .While creating virtual machine for windows 8 choose windows 7 64 bit operating system and install windows 8. Its resolved the issue for me .
netstat command example
Important command for TCP/IP ports status
1. List All Ports (both listening and non listening ports)
List all ports using netstat -a
# netstat -a | more
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 localhost:30037 *:* LISTEN
udp 0 0 *:bootpc *:*
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags Type State I-Node Path
unix 2 [ ACC ] STREAM LISTENING 6135 /tmp/.X11-unix/X0
unix 2 [ ACC ] STREAM LISTENING 5140 /var/run/acpid.socket
List all tcp ports using netstat -at
# netstat -at
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 localhost:30037 *:* LISTEN
tcp 0 0 localhost:ipp *:* LISTEN
tcp 0 0 *:smtp *:* LISTEN
tcp6 0 0 localhost:ipp [::]:* LISTEN
Windows update issues
1- System Update Readiness Tool
2-How To Fix A Stuck Windows Update
3-To obtain a list of installed patches
wmic qfe list
4-To uninstall a listed patch
wusa /uninstall /kb:<kbnumber>
5-From a remote computer (http://support.microsoft.com/kb/934307)
wmic /node:SRVNAME process call create “powershell wusa /uninstall /kb:2639043 /quiet /norestart”
6- Remove an update
, clicking Control Panel, clicking Programs, and then, underPrograms and Features, clicking View installed updates.
If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
how to know who is accessing your files
ShareWatch allows you to see who is connected to a computer and what files they are accessing. Have you ever wondered why your hard drive or modem is active, but you aren’t doing anything to cause it to be active? It is possible a remoteuser is accessing your computer. Have you ever had a file locked but you don’t know why? ShareWatch can tell you if a network user is using the file and allows you to disconnect them so that you can edit/delete the file. Have you ever wanted to shutdown a computer, but don’t want to drop people using the
computer. ShareWatch will show you all resources in use by remote users.
download share watch
Free Personal PC Audit Tool
The Belarc Advisor
builds a detailed profile of your installed software and hardware, network
inventory, missing Microsoft hotfixes, anti-virus status, security benchmarks,
and displays the results in your Web browser. All of your PC profile information
is kept private on your PC and is not sent to any web server.
Intel Tools and Utilities
+Compatibility Tools
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Windows can not access the specified device,path or file. windows 2003
Some time you copied a file on windows 2003 server and want to execute you got an error “Windows cannot access the specified device, path or file. You may not have the appropriate permissions to access the item.”
Right Click on file go to properties >
On General Tab you will find “This file came from another computer and might be blocked to help protect this computer”
Click on unblock button you should be able to execute the file.