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TcpUseRFC1122UrgentPointer

HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters

Data type

Range

Default value

REG_DWORD

0 | 1

0

Description

Determines which mode TCP uses for urgent data. The two modes interpret the urgent pointer in the TCP header and the length of the urgent data differently. The two modes do not interoperate.

Value

Meaning

0

TCP uses the mode used by systems derived from Berkeley Software Distribution (BSD).

1

TCP uses the specification in RFC 1122, Requirements for Internet hosts—communication layers, for urgent data.

Note Image Note

Windows 2000 does not add this entry to the registry. You can add it by editing the registry or by using a program that edits the registry.

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