کد:
http://www.sysprobs.com/enable-ping-reply-windows-7

Indication: Your Windows 7 computer not responding for ping requests from other network devices.
‘Request Time Out’ message from Windows 7 Computer.
Windows 7 not responding for ICMP echo requests from other network devices.
All network sharings are working but ping is not working in Windows 7, so how to enable ping reply in Windows 7? Reasons: By default ICMP echo request, used for ping command is blocked in Windows 7 default firewall settings.
Solutions: in two methods you can solve this ping request reply problem in windows 7.
1) Disable the firewall completely in windows 7 which is not recommended.
2) Give exception for ICMP echo request to reply ping command in existing firewall rule, without disabling it in windows 7.

ICMP Rule in Windows 7

To create an exception rule for ICMP echo request in default firewall in windows 7, follow the steps.
These steps are similar to enable ping in Windows Vista
Also Check how to enable ping in Windows XP
1) Go to Windows Firewall in Control panel
You can see, Windows Firewall status is On. Click on Advanced settings in left side as mentioned above.
2) Select Inbound Rule, Right clink on it and select New Rule…
3) Select Custom (Custom Rule) at last and press Next.
4) Leave All programs and go to Next.
5) Click on Protocol type and select ICMP4 as shown below. ICMP4 is the protocol used in ping command when your network is communicating with IPv4.
6) Since we are going to apply this rule for any IP, means responds to any IP addresses coming with echo request, select ‘Any IP addresses’ in next screen. You can add specific IP addresses also, if you want your windows 7 computer to respond to them only for ICMP echo request (ping )
7) Allow the connection in next screen, press Next.
8) Keep the all three check boxes checked in the next screen, to apply this rule any type of network you connected.
9) Give a name to this rule. This name will be showing under Inbound Rules in Windows Firewall. In future you can delete the rule by this name.
Click Finish.
10) That’s it; these are easy steps to enable ping in windows 7 and the rule will be immediately applied and appeared in inbound rules. Now, Windows 7 computer will be responding to ICMP echo ping requests without disabling or stopping the windows firewall




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