Knowledge Base

Error Message: Bad IP Address /?.

Article ID: 177737

Article Last Modified on 10/31/2006

Microsoft Windows NT Workstation 4.0 Developer Edition
Microsoft Windows NT Server 4.0 Standard Edition
Microsoft Windows NT Server 4.0 Enterprise Edition

This article was previously published under Q177737

SYMPTOMS

When you type the "help ping" command at a command prompt, you receive the following error message:

This command is not supported by the help utility. Try "ping /?".

When you type the "ping /?" command at a command prompt, you receive the following error message:

Bad IP address /?.

RESOLUTION

To work around this issue and for additional information about the Packet InterNet Groper (PING) utility included with Windows NT (Ping.exe), click Start, click Help, click the Index tab, type ping in the text box, and then double-click the Ping Utility topic.

STATUS

Microsoft is researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.

MORE INFORMATION

Ping is a Transport Control Protocol/Internet Protocol (TCP/IP) utility designed to test network connectivity by sending an Internet Control Message Protocol (ICMP) echo request to the computer to which you are trying to connect.

For additional information about the Ping utility, type ping or ping - ? at a command prompt.

For information about troubleshooting TCP/IP using the Ping utility, please see the following articles in the Microsoft Knowledge Base:

ARTICLE-ID : 102908
TITLE : How to Troubleshoot TCP/IP Connectivity with Windows NT

ARTICLE-ID : 169790
TITLE : How to Troubleshoot Basic TCP/IP Problems in Windows NT 4.0

Additional query words: tool

Keywords: kberrmsg KB177737