IPConfig displays a machines IP configuration. This is an important troubleshooting tool to verify a machines configuration.

Windows 2000 IP Configuration
USAGE:
ipconfig [/? | /all | /release [adapter] | /renew [adapter]
| /flushdns | /registerdns
| /showclassid adapter
| /setclassid adapter [classidtoset] ]

adapter Full name or pattern with '*' and '?' to 'match',
* matches any character, ? matches one character.
Options
/? Display this help message.
/all Display full configuration information.
/release Release the IP address for the specified adapter.
/renew Renew the IP address for the specified adapter.
/flushdns Purges the DNS Resolver cache.
/registerdns Refreshes all DHCP leases and re-registers DNS names
/displaydns Display the contents of the DNS Resolver Cache.
/showclassid Displays all the dhcp class IDs allowed for adapter.
/setclassid Modifies the dhcp class id.

The default is to display only the IP address, subnet mask and
default gateway for each adapter bound to TCP/IP.

For Release and Renew, if no adapter name is specified, then the IP address
leases for all adapters bound to TCP/IP will be released or renewed.

For SetClassID, if no class id is specified, then the classid is removed.

Examples:
> ipconfig ... Show information.
> ipconfig /all ... Show detailed information
> ipconfig /renew ... renew all adapaters
> ipconfig /renew EL* ... renew adapters named EL....
> ipconfig /release *ELINK?21* ... release all matching adapters,
eg. ELINK-21, myELELINKi21adapter.

Windows 2000 IP Configuration

Host Name . . . . . . . . . . . . : www
Primary DNS Suffix . . . . . . . :
Node Type . . . . . . . . . . . . : Hybrid
IP Routing Enabled. . . . . . . . : Yes
WINS Proxy Enabled. . . . . . . . : No
DNS Suffix Search List. . . . . . : teamapproach.ca

Ethernet adapter Local Area Connection:

Connection-specific DNS Suffix . : teamapproach.ca
Description . . . . . . . . . . . : 3Com EtherLink 10/100 PCI TX NIC (3C905B-TX)
Physical Address. . . . . . . . . : 00-10-5A-A7-33-03
DHCP Enabled. . . . . . . . . . . : No
IP Address. . . . . . . . . . . . : 209.47.184.43
Subnet Mask . . . . . . . . . . . : 255.255.255.224
Default Gateway . . . . . . . . . :
DNS Servers . . . . . . . . . . . : 209.47.166.1
24.153.22.195

PPP adapter Virtual Private Connection:
Connection-specific DNS Suffix . :
Description . . . . . . . . . . . : WAN (PPP/SLIP) Interface
Physical Address. . . . . . . . . : 00-53-45-00-00-00
DHCP Enabled. . . . . . . . . . . : No
IP Address. . . . . . . . . . . . : 209.47.184.122
Subnet Mask . . . . . . . . . . . : 255.255.255.255
Default Gateway . . . . . . . . . : 209.47.184.120
DNS Servers . . . . . . . . . . . : 209.47.166.1