Trace-route reply messages are standard WebSphere MQ messages containing a message descriptor and message data. The message data contains information about the activities performed on a trace-route message as it has been routed through a queue manager network. For information on trace-route messaging, see Trace-route messaging.
Trace-route reply messages contain the following:
Trace-route reply message data consists of one or more Activity PCF groups.
When a trace-route message reaches its target queue, a trace-route reply message can be generated that contains a copy of the activity information from the trace-route message. The trace-route reply message will be delivered to a reply-to queue or to a system queue, see Controlling queue managers for trace-route messaging.
Table 19 shows the structure of a trace-route reply message, including parameters that are only returned under certain conditions.
Message descriptor |
Message data |
|
MQMD structure |
PCF header MQCFH structure |
Trace-route reply message data |
Structure identifier Structure version Report options Message type Expiration time Feedback Encoding Coded character set ID Message format Priority Persistence Message identifier Correlation identifier Backout count Reply-to queue Reply-to queue manager User identifier Accounting token Application identity data Application type Application name Put date Put time Application origin data Group identifier Message sequence number Offset Message flags Original length |
PCF header (MQCFH) Structure type Structure length Structure version Command identifier Message sequence number Control options Completion code Reason code Parameter count |
Activity Activity application name Activity application type Activity description Operation Operation type Operation date Operation time Message Message length MQMD EmbeddedMQMD Queue manager name Queue sharing group name Queue name 1 2 3 Resolved queue name 1 3 Remote queue name 3 Remote queue manager- name 2 3 4 5 Feedback 2 Channel name 4 5 Channel type 4 5 Transmission queue name 5 TraceRoute Detail Recorded activities Unrecorded activities Discontinuity count Max activities Accumulate Deliver |
Notes:
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