A ppendix
A.1 Message Tracking Log Format
Field Type Description
Client-IP IPAddress The IP address of the submitting server, which could be a
remote Messaging Client/MTA.
Client-hostname string The name of the messaging client application that submitted
the message.
Connector-ID string The ID of the connector that this message was received/sent
Message-ID string Internet message ID – from the P2 headers of the message. If
none is present on an inbound message, Exchange stamps a
unique Message ID on the message
Source string The component that submitted this message to the system. It
can be one of the following:
Gateway (Notes Connector or any other third party
application to Exchange 2007)
Store Driver
Event string The transport action (such as SUBMIT) carried out on this
984 A.1 Message Tracking Log Format
Internal-message-id Long A unique identifier for the message that is generated by the
Exchange 2007 server. Unlike the Message identifier, which
remains constant for the message lifetime, this identifier is
unique for every hop the message takes in the system.
Message-subject string Subject of the message
Source-context string A hint associated with source to provide some extra informa-
tion while troubleshooting.
The pr
otocol session ID for the “SMTP” source.
The pickup fi
le name and email file name for “PickUp” and
“Gateway” source.
The Agent name
for the “Agent” source
Sender Address string The email address in the RFC 822 From: header
Collection of
The e-mail addresses of the recipients in a message. This could
be a group address and not the addressees of the individual
string Related-Recipient-Address is used with the Resolve event to
indicate the secondary SMTP address or in the Expand case it
is the expanded address.
Recipient-count Integer The number of recipients in the message
string This field is only populated for the Send Event and contains
the SMTP Response that the server generates when the mes-
sage is sent or relayed to another server.
Reference Collection of
Reference is a field to provide administrators with more infor-
mation about the event:
For Send Events, it contains the Internet-Message-Id of
the DSN, if any
For Transfer Events, it contains the Internal-Message-Id
of the message being forked
For DSN Events, it contains the Internet-Message-Id of
the message that caused the DSN
Server-hostname string The name of the server instance that created the message
tracking log entry.
Server-IP IPAddress The IP address of the Exchange server. In case
of IP Load balancing this
is the connecting IP not the server static IP
Time DateTime The date and time, (in UTC) the message tracking log entry
was created
Field Type Description

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