Article ID: 188040
Article Last Modified on 10/28/2006
APPLIES TO
- Microsoft Exchange Server 5.5 Standard Edition
This article was previously published under Q188040
SYMPTOMS
When you send a message through the X.400 Connector, the message transfer agent (MTA) may disconnect and the following events may be displayed in the event log:
A command was sent at the network services interface. Control block
index = 1 Internal Connection Handle (LPI) = 1-15-1
Message type = NDATA request [POP4 POP4 UP 7 21] (8)
Event: 2004
Type: Warning
Category: Internal Processing
Description: Attempted to log an unknown event/error. Product
identifier 0, Event/error code 255 [BASE TCP/IP DRVR 8 0] (14)
CAUSE
This problem occurs if an error is returned after Winsock flow control has been established between the two servers.
STATUS
Microsoft has confirmed this to be a problem in Microsoft Exchange Server version 5.5. This problem has been corrected in the latest U.S. service pack for Microsoft Exchange Server version 5.5. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base (without the spaces):
S E R V P A C K
Additional query words: dcl
Keywords: kbbug kbfix kbqfe KB188040
