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Chapter 2 Product Overview and Troubleshooting 2-43
2.9.4 netstat Command
The netstat command displays the network status.
2.9.4.1 Options
TABLE 2-16 describes options for the netstat command and how those options can
help troubleshooting.
pseudo-console, instance #0
nvram (driver not attached)
pseudo-mc, instance #0
pseudo-mc, instance #1
pseudo-mc, instance #4
cmp (driver not attached)
core (driver not attached)
cpu (driver not attached)
cpu (driver not attached)
(The rest is omitted.)
TABLE 2-16 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.