1 options, Options – FUJITSU SPARC ENTERPRISE M5000 User Manual

Page 71

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Chapter 2

Fault Isolation

2-33

2.7.4.1

Options

TABLE 2-15

describes options for the netstat command and how those options can

help troubleshooting.

The

following example shows output for the netstat -p command.

TABLE 2-15

Options for

netstat

Option

Description

How It Can Help

-i

Displays the interface state,
including packets in/out, error
in/out, collisions, and queue.

Provides a quick overview of the network status.

-i

interval

Providing a trailing number
with the

-i

option repeats the

netstat

command every

interval seconds.

Identifies intermittent or long duration network events.
By piping

netstat

output to a file, overnight activity

can be viewed all at once.

-p

Displays the media table.

Provides MAC address for hosts on the subnet.

-r

Displays the routing table.

Provides routing information.

-n

Replaces host names with IP
addresses.

Used when an address is more useful than a host name.

# netstat -p

Net to Media Table: IPv4

Device IP Address Mask Flags Phys Addr

------ -------------------- --------------- -------- ---------------

bge0 san-ff1-14-a 255.255.255.255 o 00:14:4f:3a:93:61

bge0 san-ff2-40-a 255.255.255.255 o 00:14:4f:3a:93:85

sppp0 224.0.0.22 255.255.255.255

bge0 san-ff2-42-a 255.255.255.255 o 00:14:4f:3a:93:af

bge0 san09-lab-r01-66 255.255.255.255 o 00:e0:52:ec:1a:00

sppp0 192.168.1.1 255.255.255.255

bge0 san-ff2-9-b 255.255.255.255 o 00:03:ba:dc:af:2a

bge0 bizzaro 255.255.255.255 o 00:03:ba:11:b3:c1

bge0 san-ff2-9-a 255.255.255.255 o 00:03:ba:dc:af:29

bge0 racerx-b 255.255.255.255 o 00:0b:5d:dc:08:b0

bge0 224.0.0.0 240.0.0.0 SM 01:00:5e:00:00:00

#

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