HP E4510-48G, Command Reference Manual

Page: 1169 / 1334

15-2
default, the padded value starts from 0x01 up to 0xff, where another round starts again if necessary,
like 0x010203…feff01….
-q : Presence of this parameter indicates that only statistics are displayed. By default, all information is
displayed.
-r : Records routes. By default, routes are not recorded.
-s packet-size : Specifies length (in bytes) of an ICMP echo request, in the range 20 to 8100. The
default value is 56.
-t timeout : Specifies the timeout value (in milliseconds) of an ICMP echo reply (ECHO-REPLY), in the
range 0 to 65535. It defaults to 2000.
-tos tos : Specifies type of service (ToS) of an echo request, in the range 0 to 255. The default value is
0.
-v : Displays non ICMP echo reply received. By default, the system does not display non ICMP echo
reply.
-vpn-instance vpn-instance-name : Specifies the name of an MPLS VPN instance, which is a string of
1 to 31 characters. It is case sensitive.
remote-system : IP address or host name (a string of 1 to 20 characters) of the destination device.
Description
Use the ping command to verify whether the destination device in an IP network is reachable, and to
display the related statistics.
Note that:
z
You must use the command in the form of ping ip ip instead of ping ip if the destination name is a
key word, such as ip .
z
Only the directly connected segment address can be pinged if the outgoing interface is specified
with the -i argument.
During the execution of the command, you can press Ctrl+C to abort the ping operation.
Examples
# Check whether the device with an IP address of 10.1.1.5 is reachable.
<Sysname> ping 10.1.1.5
PING 10.1.1.5 : 56 data bytes, press CTRL_C to break
Reply from 10.1.1.5 : bytes=56 Sequence=1 ttl=255 time=1 ms
Reply from 10.1.1.5 : bytes=56 Sequence=2 ttl=255 time=2 ms
Reply from 10.1.1.5 : bytes=56 Sequence=3 ttl=255 time=1 ms
Reply from 10.1.1.5 : bytes=56 Sequence=4 ttl=255 time=3 ms
Reply from 10.1.1.5 : bytes=56 Sequence=5 ttl=255 time=2 ms
--- 10.1.1.5 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 1/2/3 ms
The above information indicates the following:
z
The destination host was reachable