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        NT TCP Support for RFC 1122 Handle Urgent Data

Section(s): Network
Published on Apr 20, 2004.
Last Modified on Apr 20, 2004.
Last Modified by Wayne Maples.
Rating: Not Rated

Hive: HKEY_LOCAL_MACHINE
Key: System\CurrentControlSet\Services\VxD\MSTCP
Name: PMTUDiscovery
Type: REG_DWORD
Value: 1 default = RFC 1122

A value of 0 specifies that Microsoft TCP/IP is to treat urgent data the way many UNIX systems do.