140
T1600G-52TS# firmware upgrade ip-address fe80::1234 filename
firmware.bin
It will only upgrade the backup image. Continue? (Y/N):y
Operation OK!
Reboot with the backup image? (Y/N): n
17.20 ping
Description
The ping command is used to test the connectivity between the switch and
one node of the network.
Syntax
ping [ ip | ipv6 ] {
ip_addr
} [ -n
count
] [ -l
count
] [ -i
count
]
Parameter
ip —— The type of the IP address for ping test should be IPv4.
ipv6 —— The type of the IP address for ping test should be IPv6.
ip_addr
—— The IP address of the destination node for ping test. If the
parameter ip/ipv6 is not selected, both IPv4 and IPv6 addresses are
supported, for example 192.168.0.100 or fe80::1234.
-n
count
—— The amount of times to send test data during Ping testing. It
ranges from 1 to 10. By default, this value is 4.
-l
count
—— The size of the sending data during ping testing. It ranges from 1
to 1500 bytes. By default, this value is 64.
-i
count
—— The interval to send ICMP request packets. It ranges from 100
to 1000 milliseconds. By default, this value is 1000.
Command Mode
User EXEC Mode and Privileged EXEC Mode
Privilege Requirement
None.
Example
To test the connectivity between the switch and the network device with the
IP 192.168.0.131, please specify the
count
(-l) as 512 bytes and
count
(-i) as
1000 milliseconds. If there is not any response after 8 times’ Ping test, the
connection between the switch and the network device is failed to establish:
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