UMN:CLI
User Manual
V8102
128
6.2
System Management
When there is any problem in the system, you must find what the problem is and its solu-
tion. Therefore, you should not only be aware of a status of the system but also verify if
the system is correctly configured.
6.2.1
Network Connection
To verify if your system is correctly connected to the network, use the
ping
command. For
IP network, this command transmits a message to Internet Control Message Protocol
(ICMP). ICMP is an internet protocol that notifies fault situation and provides information
on the location where IP packet is received. When the ICMP echo message is received at
the location, its replying message is returned to the place where it came from.
To perform a ping test to verify network status, use the following command.
Command
Mode
Description
ping
[
A.B.C.D
]
Enable
Performs a ping test to verify network status.
ping ipv6 X:X::X:X
[{
gigabitether-
net
|
tengigabitethernet
|
gpon
|
channelgroup
}
IFPORTS
]
Performs a ping test to verify IPv6 network status.
The followings are the available options to perform the
ping
command.
Items
Description
Protocol [ip]
Supports ping test. The default is IP.
Target IP address
Sends ICMP echo message by inputting IP address or host name of
destination in order to verify network status.
Repeat count [5]
Sends ICMP echo message as many as count. The default is 5.
Datagram size [100]
Ping packet size. The default is 100 bytes.
Timeout in seconds [2]
It is considered as successful ping test if reply returns within the con-
figured time interval. The default is 2 seconds.
Extended commands [n]
Adds the additional options. The default is no.
Tab. 6.2
Options for Ping
The following is an example of ping test 5 times to verify network status with IP address
10.55.193.110.
SWITCH#
ping
Protocol [ip]:
ip
Target IP address:
10.55.193.110
Repeat count [5]:
5
Datagram size [100]:
100
Timeout in seconds [2]:
2
Extended commands [n]:
n
PING 10.55.193.110 (10.55.193.110) 100(128) bytes of data.
108 bytes from 10.55.193.110: icmp_seq=1 ttl=255 time=0.058 ms
108 bytes from 10.55.193.110: icmp_seq=2 ttl=255 time=0.400 ms
108 bytes from 10.55.193.110: icmp_seq=3 ttl=255 time=0.403 ms
