ping
Command Function
This command is used to test whether the network connection is normal.
Syntax
ping_ [-n cnt_] [-w interval] [-l data_len]_ <IP>_
ping [-t] [-w interval] <IP>
ping -k
Parameter Description
Table 1 Parameters
|
Parameter
|
Description
|
Value Range
|
|
IP
|
Indicates the IPv4 address whose network connectivity is to be tested.
|
N/A
|
|
-n cnt
|
Indicates the number of execution times. If this parameter is not specified, the default value is 4.
|
1-65535
|
|
-w interval
|
Indicates the interval between two ping packets, in ms.
|
>0
|
|
-l data_len
|
Indicates the length of the ping packet, that is, the ICMP echo request packet.
The ICMP packet header is not included.
|
0-65500
|
|
-t
|
Indicates a permanent ping thread, which will be killed until the ping -k command is executed.
|
N/A
|
|
-k
|
Kills the ping thread and stops the ping operation.
|
N/A
|
Usage
- Run the ping command by setting a destination IP address to check whether the network connection to the destination IP address is normal.
- If the destination IP address is unreachable, the system displays a message indicating that the request times out.
- If no route is available to the destination IP address, an error message is displayed.
- This command can be used only after the TCP/IP protocol stack is enabled.
Example
Enter ping 192.168.1.10.
Output
Figure 1 Output of pinging the IP address of the TFTP server
