Using The Ping Command; Options - Fujitsu SPARC Enterprise M3000 Service Manual

The following example shows the output for the netstat -p command:
# netstat -p
Net to Media Table: IPv4
Device IP Address
------ -------------------- --------------- -------- ---------------
bge0 san-ff1-14-a
bge0 san-ff2-40-a
sppp0 224.0.0.22
bge0 san-ff2-42-a
bge0 san09-lab-r01-66
sppp0 192.168.1.1
bge0 san-ff2-9-b
bge0 bizzaro
bge0 san-ff2-9-a
bge0 racerx-b
bge0 224.0.0.0
#
3.6.5

Using the ping Command

The ping command sends an ICMP ECHO_REQUEST packet to a network host.
Depending on how the ping command is configured, troublesome network links or
nodes can be identified from the displayed output. The destination host is specified
in the variable hostname.
3.6.5.1

Options

TABLE 3-11
troubleshooting.
Options for ping
TABLE 3-11
Option Description
hostname The probe packet is sent to hostname and
returned.
-g hostname Forcibly routes the probe packet through a
specified gateway.
-i interface Specifies through which interface to send and
receive the probe packet.
Mask
255.255.255.255 o
255.255.255.255 o
255.255.255.255
255.255.255.255 o
255.255.255.255 o
255.255.255.255
255.255.255.255 o
255.255.255.255 o
255.255.255.255 o
255.255.255.255 o
240.0.0.0
lists the options of the ping command and how those options can help
Flags Phys Addr
00:14:4f:3a:93:61
00:14:4f:3a:93:85
00:14:4f:3a:93:af
00:e0:52:ec:1a:00
00:03:ba:dc:af:2a
00:03:ba:11:b3:c1
00:03:ba:dc:af:29
00:0b:5d:dc:08:b0
SM 01:00:5e:00:00:00
How it can help
Verifies that a host is active on the network.
By sending the probe packet through different
routes to the target host, individual routes can
be tested for quality.
Enables a simple check of secondary network
interfaces.
Chapter 3 Troubleshooting 3-27