TCP/IP diagnostic commands

Use the TCP/IP diagnostic commands for displaying network configuration details, statistics and other information. These commands can be useful during problem determination.

Command Purpose
arp Display or modify IP-to-Ethernet or token ring physical address translation tables used by address resolution protocol (ARP).
hostname Display workstation host name.
ifconfig Display all TCP/IP network configuration values. This is useful when determining whether or not an IP interface is active. (Linux operating systems only)
ipconfig Display all TCP/IP network configuration values. This is useful when determining whether or not an IP interface is active. (All operating systems except Linux)
netstat Display protocol statistics and TCP/IP network connections. This is used for obtaining information about your own IP interfaces, for example, listing IP addresses and TCP/IP routing tables used on your workstation.
nslookup Display information on Domain Name System (DNS) name servers.
ping Verify connection to a remote computer or computers. The equivalent command for IPv6 is ping6.
tracert Trace TCP/IP path to a requested destination. This is useful for determining whether a problem exists with an intermediate node or not. The equivalent command for IPv6 is tracert6. (Windows operating systems only)
traceroute Trace TCP/IP path to a requested destination. This is useful for determining whether a problem exists with an intermediate node or not. (All operating systems except Windows)

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Timestamp icon Last updated: Tuesday, 19 November 2013


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