When you type systeminfo /? at a CMD prompt, you receive:

<b>SYSTEMINFO \[/S system \[/U username \[/P \[password\]\]\]\] \[/FO format\] \[/NH\]

Description:
    This command line tool enables an administrator to query for basic
    system configuration information.

Parameter List:
    /S      system           Specifies the remote system to connect to.

    /U      \[domain\\]user    Specifies the user context under which
                             the command should execute.

    /P      \[password\]       Specifies the password for the given
                             user context. Prompts for input if omitted.

    /FO     format           Specifies the format in which the output
                             is to be displayed.
                             Valid values: "TABLE", "LIST", "CSV".

    /NH                      Specifies that the "Column Header" should
                             not be displayed in the output.
                             Valid only for "TABLE" and "CSV" formats.

    /?                       Displays this help/usage.

Examples:
    SYSTEMINFO
    SYSTEMINFO /?
    SYSTEMINFO /S system
    SYSTEMINFO /S system /U user
    SYSTEMINFO /S system /U domain\user /P password /FO TABLE
    SYSTEMINFO /S system /FO LIST
    SYSTEMINFO /S system /FO CSV /NH</b>
When I type systeminfo on my desktop computer, the following information is displayed:
Host Name:                 JSI009
OS Name:                   Microsoft Windows XP Professional
OS Version:                5.1.2600 Service Pack 1 Build 2600
OS Manufacturer:           Microsoft Corporation
OS Configuration:          Member Workstation
OS Build Type:             Multiprocessor Free
Registered Owner:          Jerold Schulman
Registered Organization:   JSI, Inc.
Product ID:                nnnnn-OEM-nnnnnnn-nnnnn
Original Install Date:     05/03/2003, 15:34:04
System Up Time:            7 Days, 1 Hours, 55 Minutes, 17 Seconds
System Manufacturer:       Dell Computer Corporation
System Model:              Precision WorkStation 650
System type:               X86-based PC
Processor(s):              4 Processor(s) Installed.
                           \[01\]: x86 Family 15 Model 2 Stepping 7 GenuineIntel ~2657 Mhz
                           \[02\]: x86 Family 15 Model 2 Stepping 7 GenuineIntel ~2657 Mhz
                           \[03\]: x86 Family 15 Model 2 Stepping 7 GenuineIntel ~2657 Mhz
                           \[04\]: x86 Family 15 Model 2 Stepping 7 GenuineIntel ~2657 Mhz
BIOS Version:              DELL   - 6
Windows Directory:         C:\WINDOWS
System Directory:          C:\WINDOWS\System32
Boot Device:               \Device\HarddiskVolume2
System Locale:             en-us;English (United States)
Input Locale:              en-us;English (United States)
Time Zone:                 (GMT-05:00) Eastern Time (US & Canada)
Total Physical Memory:     1,023 MB
Available Physical Memory: 405 MB
Virtual Memory: Max Size:  3,485 MB
Virtual Memory: Available: 2,361 MB
Virtual Memory: In Use:    1,124 MB
Page File Location(s):     C:\pagefile.sys
Domain:                    JSIINC.COM
Logon Server:              \\JSI001
Hotfix(s):                 94 Hotfix(s) Installed.
                           \[01\]: File 1
                           . . .
                           \[12\]: Q322011 - Windows XP Hotfix (SP2) Q322011
                           . . .
                           \[94\]: Q818733 - Update
NetWork Card(s):           2 NIC(s) Installed.
                           \[01\]: Intel(R) PRO/1000 MTW Network Connection
                                 Connection Name: JSIINC
                                 DHCP Enabled:    Yes
                                 IP address(es)
                                 \[01\]: 192.168.0.12
                           \[02\]: 1394 Net Adapter
                                 Connection Name: 1394 Connection
                                 DHCP Enabled:    Yes
                                 DHCP Server:     N/A
                                 IP address(es)
When I type SystemInfo on my primary DC, the following is displayed:
Host Name:                 JSI001
OS Name:                   Microsoft(R) Windows(R) Server 2003, Standard Edition
OS Version:                5.2.3790 Service Pack 1, v.1069 Build 3790
OS Manufacturer:           Microsoft Corporation
OS Configuration:          Primary Domain Controller
OS Build Type:             Multiprocessor Free
Registered Owner:          Jerold Schulman
Registered Organization:   JSI, Inc.
Product ID:                nnnnn-nnn-nnnnnnn-nnnnn
Original Install Date:     04/27/2003, 16:33:19
System Up Time:            30 Days, 12 Hours, 44 Minutes, 32 Seconds
System Manufacturer:       Dell Computer Corporation
System Model:              PowerEdge 1300/500
System Type:               X86-based PC
Processor(s):              2 Processor(s) Installed.
                           \[01\]: x86 Family 6 Model 7 Stepping 3 GenuineIntel ~497 Mhz
                           \[02\]: x86 Family 6 Model 7 Stepping 3 GenuineIntel ~497 Mhz
BIOS Version:              DELL   - 1
Windows Directory:         C:\WINDOWS
System Directory:          C:\WINDOWS\system32
Boot Device:               \Device\HarddiskVolume1
System Locale:             en-us;English (United States)
Input Locale:              en-us;English (United States)
Time Zone:                 (GMT-05:00) Eastern Time (US & Canada)
Total Physical Memory:     256 MB
Available Physical Memory: 44 MB
Page File: Max Size:       1,010 MB
Page File: Available:      798 MB
Page File: In Use:         212 MB
Page File Location(s):     c:\pagefile.sys
                           d:\pagefile.sys
Domain:                    JSIINC.COM
Logon Server:              \\JSI001
Hotfix(s):                 14 Hotfix(s) Installed.
                           \[01\]: Q147222
                           \[02\]: Q827560 - Update
                           . . .
                           \[14\]: Q819639 - Update
Network Card(s):           2 NIC(s) Installed.
                           \[01\]: 3Com EtherLink XL 10/100 PCI TX NIC (3C905B-TX)
                                 Connection Name: Internet
                                 DHCP Enabled:    Yes
                                 DHCP Server:     nnn.nnn.nnn.nnn
                                 IP address(es)
                                 \[01\]: nnn.nnn.nnn.nnn
                           \[02\]: 3Com EtherLink Server 10/100 PCI (3C980B-TX)
                                 Connection Name: JSIINC
                                 DHCP Enabled:    No
                                 IP address(es)
                                 \[01\]: 192.168.0.1