Dell DR4000 Reference Manual page 40

If no options are specified, the following prompts are shown:
administrator@mydr4000 > network --ping
--destination missing: Destination IP address or hostname
If you specified options, but did not provide values, you are prompted as
shown:
administrator@mydr4000 > network --destination
--destination requires a value : --destination <ip address |
hostname> Destination IP address or hostname
In addition, you can specify the number of ping attempts by entering a value
with the --tries option as shown:
administrator@mydr4000 > network --ping --destination
10.250.194.5 --tries 7
PING 10.250.194.5 (10.250.194.5) from 10.250.194.5 bond0:
56(84) bytes of data.
64 bytes from 10.250.194.5: icmp_seq=1 ttl=64 time=0.032 ms
64 bytes from 10.250.194.5: icmp_seq=2 ttl=64 time=0.049 ms
64 bytes from 10.250.194.5: icmp_seq=3 ttl=64 time=0.047 ms
64 bytes from 10.250.194.5: icmp_seq=4 ttl=64 time=0.042 ms
64 bytes from 10.250.194.5: icmp_seq=5 ttl=64 time=0.040 ms
64 bytes from 10.250.194.5: icmp_seq=6 ttl=64 time=0.049 ms
64 bytes from 10.250.194.5: icmp_seq=7 ttl=64 time=0.042 ms
--- 10.250.194.5 ping statistics ---
7 packets transmitted, 7 received, 0% packet loss, time
5999ms
rtt min/avg/max/mdev = 0.032/0.043/0.049/0.005 ms
If you specified the --tries option, but did not provide values, you are
prompted as shown:
administrator@mydr4000 > network --ping --destination
10.250.194.5 --tries
--tries requires a value : --tries <number> number of
attempts
30
Managing the DR4000 System