Administrator Guide

Version Description
8.1.1.0 Introduced on the E-Series ExaScale (IPv4).
7.9.1.0 Introduced VRF.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
7.4.1.0 Added support for IPv6 address on the E-Series.
Usage Information When you enter the ping command without specifying an IP/IPv6 address (Extended Ping), you are prompted
for a target IP/IPv6 address, a repeat count, a datagram size (up to 1500 bytes), a timeout (in seconds), and for
extended commands. For information on ICMP message types, refer to the Usage Information in deny icmp.
The following table provides descriptions for the ping command status response symbols displayed in the output.
Symbol Description
! Each exclamation point indicates receipt of a reply.
. Each period indicates the network server timed out while waiting for a reply.
U A destination unreachable error PDU was received.
Q Source quench (destination too busy).
M Could not fragment.
? Unknown packet type.
& Packet lifetime exceeded.
Example (IPv4)
Dell#ping 172.31.1.255
Type Ctrl-C to abort.
Sending 5, 100-byte ICMP Echos to 172.31.1.255, timeout is 2 seconds:
Reply to request 1 from 172.31.1.208 0 ms
Reply to request 1 from 172.31.1.216 0 ms
Reply to request 1 from 172.31.1.205 16 ms
::
Reply to request 5 from 172.31.1.209 0 ms
Reply to request 5 from 172.31.1.66 0 ms
Reply to request 5 from 172.31.1.87 0 ms
Dell#
Example (IPv6)
Dell#ping 100::1
Type Ctrl-C to abort.
Sending 5, 100-byte ICMP Echos to 100::1, timeout is 2 seconds:
!!!!!
Success rate is 100.0 percent (5/5), round-trip min/avg/max = 0/0/0 (ms)
Dell#
power on
C9000 Series
Syntax
power on
Command Modes EXEC
Control and Monitoring 89