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DES-7200 Configuration Guide Chapter 6 Network Communication Detection
Tools
6 Network Communication
Detection Tools
6.1 Ping Connectivity Test
To test the connectivity of a network, many network devices support the Echo
work.
T mmand runs in the user EXEC mode and privileged EXEC mode.
I ctions are available. However, in the
privileged EXEC mode, extended ping functions are available.
protocol. The protocol sends a special packet to a specified network address
and waits for a response. This allows you to evaluate the connectivity, delay
and reliability of a network. The ping tool provided by DES-7200 can effectively
help users diagnose and locate the connectivity problems in a net
he Ping co
n the user EXEC mode, only basic ping fun
Command Function
DES-7200# ping [vrf vrf-name] [ip] [address
[length length] [ntimes times] [data
data][ source source] [timeout seconds]
[df-bit] [validate] ]
Test the network connectivity.
The basic ping function can be performed in either the user EXEC mode or the
fault, this command sends five 100-byte packets
he
y default), it shows "!" . Otherwise, it shows ".".
the system shows statistics. This is a normal ping example:
DES-7200# ping
in/avg/max = 1/2/10 ms
only.
specify the number of packets, packet length, and
the extended ping:
, 1000-byte ICMP Echoes to 192.168.5.197, timeout is 3 seconds:
< press Ctrl+C to break >
privileged EXEC mode. By de
to the specified IP address. If the system receives a response within t
specified time (2 seconds b
Finally,
192.168.5.1
Sending 5, 100-byte ICMP Echoes to 192.168.5.1, timeout is 2 seconds:
< press Ctrl+C to break >
!!!!!
Success rate is 100 percent (5/5), round-trip m
The extended ping function can be performed in the privileged EXEC mode
This function allows you
timeout. As with the basic ping function, the extended ping also shows statistics.
The following is an example of
DES-7200 ping 192.168.5.197 length 1500 ntimes 100 data ffff source
192.168.4.190 timeout 3
Sending 100
6-1