XADM: Empty Notification-Requests Bitstring Causes Error

• Microsoft Exchange Server, version 4.0

SYMPTOMS

The Microsoft Exchange MTA fails to handle a legal encoding of the P2 field notification-requests. The content conversion process from P2 to MDBEF fails and a non-delivery report (NDR) is generated.

You may see the following Event IDs:

message NMI0210: X.400 Service Event, severity 14

(MTA DISP:FANOUT(15) Proc 112) 10-30-96 02:04:35pm
Content conversion failed
Object at fault 06000046
Conversion error 26
MTS Identifier C=AT;A=ADA;L=1905031430101996/A33827/ADA1
Old content type 56010A00
New content type 2A864886F7140501

message NMI0062: X.400 Service Event, severity 12

(MTA DISP:FANOUT(15) Proc 112) 10-30-96 02:04:35pm
Delivery failure
X.400 reason code unable-to-transfer
X.400 diagnostic code content-type-not-supported
Internal qualifier 0
MTS Identifier C=AT;A=ADA;L=1905031430101996/A33827/ADA1

message NMI0290: X.400 Service Event, severity 12

(MTA DISP:RESULT(20) Proc 136) 10-30-96 02:04:36pm
Generating Non-Delivery report
Reason code unable-to-transfer
Diagnostic code content-type-not-supported
Recipient Number 1
Original recipient C=AT;A=ADA;P=282;S=POSTMASTER;
Reassigned to DN:/o=rac/ou=mbm-
1/cn=Recipients/cn=p[ASCII 167]C=AT;A=ADA;P=282;S=POSTMASTER;
Original MTS identifier
C=AT;A=ADA;L=1905031430101996/A33827/ADA1

CAUSE

What is happening conforms to X.400 specifications, but the Microsoft Exchange MTA mishandles an element.

STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange version 4.0. This problem was corrected in the latest Microsoft Exchange 4.0 U.S. Service Pack. For information on obtaining the service pack, query on the following word in the Microsoft Knowledge Base:

SERVPACK

MORE INFORMATION

Additional query words:

Keywords : kbusage kbbug4.00 kbfix4.00.sp4 XADM
Version : winnt:4.0
Platform : winnt
Issue type : kbbug