ถ้าใครเผลอกดไปแล้วจะทำให้เข้า Net ไม่ได้ ให้แก้ไขด้วย System Restore นะจ๊ะถ้าปิด System Restore อยู่ ให้แก้ปัญหาด้วยการ ก๊อปปี้ไฟล์ tcpip.sys จาก
C:\WINDOWS\system32\drivers
ของเครื่องอื่น มา paste ในเครื่องที่เกิดปัญหาครับ ** โดยทำตามขั้นตอนดังต่อไปนี้ ** Reinstall the TCP / IP protocol
1.Safe Mode with Networking
2.Pusk-run-regedit and delete the two registry key
HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Services \ Winsock
HKEY_LOCAL_MACHINE \ System \ CurrentControlSet \ Services \ WinSock2
3.folder windows \ inf find the file Nettcpip.inf, open, find the section [MS_TCPIP.PrimaryInstall] and recorded Characteristics = 0xa0 replace 0xa0 to 0x80
4.Network Connections, right-click on your network connection
Properties.
Open the General tab, click Install series, Protocol, and Add.
In the Select Network Protocols window click Have DiskIn the Copy manufacturer's files from:
enter C: \ Windows \ inf
and OK.
Select Internet Protocol (TCP / IP) and click OK
Returns to the properties of a connection on a local network, the Delete button is now active.
Now delete the Internet Protocol (TCP / IP)
Reboot the computer
5. Copy the file new tcpip.sys to a folder system32 \ dllcache and system32
6. back to Network Connections and set the Internet Protocol (TCP / IP) again using the Have Disk button and the path c: \ windows \ inf
Again reboot
ber.by
=============================================================
eplacing ‘TCPIP.SYS’ from Windows.
—————————————————–
1.] Click Start >> Run >> Type: cmd >> Press Enter.
2.] Insert your ‘Windows XP CD’ and type the following commands and directories.
expand D:\i386\tcpip.sy_ C:\WINDOWS\system32\drivers\tcpip.sys
3.] Type ‘Exit’ to close the Command Prompt.
4.] Reboot your computer and start normally.
Replacing ‘TCPIP.SYS’ from Microsoft Recovery Consol.
—————————————————–
1.] Insert your ‘Windows XP CD’ and start Windows. After that, you will need to press ‘F10’ or press ‘R’ to start recovery console.
2.] When you’re inside, the recovery console will prompt you to type in your password.
By default, your Admin password should be blank – hit ‘Enter’ to continue.
3.] Backup your ‘tcpip.sys’ files with this command and press ‘Enter.’
Copy C:\WINDOWS\system32\drivers\tcpip.sys C:\backup\tcpip.old
4.] Type this command and double – check your directory, just before you press Enter.
copy D:\i386\tcpip.sy_ C:\WINDOWS\system32\drivers\tcpip.sys
5.] Type ‘Exit’ and start Windows normally.
6.] Take out your disk and keep it in a safe place
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จะขึ้นมาฟ้องแบบนี้ (ดูที่ข้อความนะครับ ถ้าลงท้ายว่า tcpip.sys ละก็ใช่เลย)

ให้กดตามนี้

ต่อด้วยตอบ ไม่ หรือ NO
