TROUBLESHOOTING COMMON ETHERNET PROBLEMS

Solaris provides commands to troubleshoot common Ethernet and other network problems. The most common commands are as follows:

  • ifconfig

  • netstat

  • snoop

  • ping

  • traceroute

  • ndd

This chapter provides just an introduction to these commands. They are discussed in more detail later in this book.

Using the ifconfig Command

The ifconfig command can be used for troubleshooting as well. You already know how to list installed network interfaces using this command. To find out the Network layer IP address assigned to a network adapter and other network parameters, you can use the following command:

# ifconfig hme0 hme0: flags=1000843<UP,BROADCAST,RUNNING,MULTICAST,IPv4> mtu 1500 index 2 inet 192.168.2.222 netmask ffffff00 ...

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