MQ Channel management

This section looks at how we define, stop, start, and display the status of WebSphere MQ Channels. For each local Queue Manager, we need a Sender Channel and a Receiver Channel, both of which need a matching pair on a remote Queue Manager.

To define a Channel

In the following figure, on the left-hand side, we are on QMA and define two Channels:

• A Sender Channel called QMA.TO.QMB, which uses the Transmission Queue QMB.XMITQ and points to the remote WebSphere MQ system at IP address 127.0.0.1, which is listening on port number 1451 (which is QMB).

• A Receiver Channel called QMB.TO.QMA, which is used to receive messages (from QMB in this case).

There are corresponding Sender and Receiver Channels defined on QMB. Note that the pair of Sender and Receiver Channel names on both QMA and QMB must be the same, so the Receiver Channel on QMB must have the same name as the Sender Channel on QMA.

To start a Channel

There are four ways of starting a Channel, the choice depending on your...