How to clear the arp cache?

Answer 1

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The Microsoft Windows ARP cache will occasionally become corrupt and need to be cleared.

The first symptom you are likely to notice is that connections to web pages will time out and fail.

If you troubleshoot further, you will notice that you can `ping` your IP address and also 127.0.0.1, but not other IP addresses.

Clearing the ARP Cache
To fix this error, you will need to clear the ARP cache. This is done with the `netsh` command:

C:\>netsh interface ip delete arpcache
Ok.
Viewing the ARP Cache
If you would like to view your ARP cache, this can be accomplished using the `arp` command:

C:\>arp -a

Interface: 192.168.1.100 --- 0x10004
Internet Address Physical Address Type
192.168.1.1 00-0f-66-37-22-32 dynamic
If Clearing the ARP Cache Fails
Occasionally, clearing your ARP cache will fail due to a bug in Microsoft Windows.

If you try to use Microsoft Windows to repair the network connection, you will receive an error message that says:

Windows could not finish repairing the problem because the following operation could not be completed:
Clearing the ARP cache
For assistance, contact the person who manages your network
This bug occurs when Routing and Remote Services is enabled. Routing and Remote Services is almost unnnecessary and can be turned off unless you know that you are using it.

To disable Routing and Remote Services:

Click the button
Click the button
Switch to "Classic View" if you are in "Category View"
Click
Click
Double-click
Double-click
Scroll down to
Double-click
Examine the "Startup Type"
The options are "Automatic", "Manual", and "Disabled"
Set the "Startup Type" to "Disabled"
Examine the "Service status"
Make sure that the service status is Stopped. If it is not Stopped, click the button
Click the button
Now, try clearing the ARP cache again and it should complete with no error messages

Answer 2

Clear Arp Cache

Answer 3

Flush Arp Cache

Answer 4

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to clear the arp cache you can enter the command: arp -d * this command requires administrator privileges in modern Windows, so you may need to click Start, Accessories, find Command Prompt and right click it, choose "run as Administrator", then enter the command.

Answer 5

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RE:
How to clear the arp cache?

Answer 6

I am assuming that you are asking for the Windows OS.
Start->Run->'cmd' ,this will open command prompt.
Type 'arp -d *' this will delete all entries in the arp table.

Answer 7

Enter this from a command prompt:

netsh interface ip delete arpcache

Answer 8

Click the button.
Click .
Type in "cmd" and press .

In the command shell which opens, type in "netsh interface ip delete arpcache" and press .

Your results should look like this:

C:\>netsh interface ip delete arpcache

Answer 9

thanks alot