What is client channel in MQ?

Client connection. A client connection channel is a bidirectional MQI channel that is used to connect an IBM MQ client to an IBM MQ server. IBM MQ Explorer also uses client connections to connect to remote queue managers. The client connection channel is the client end of the channel.

How do you define channels in IBM MQ?

To create a channel definition for one end of the link use the MQSC command DEFINE CHANNEL. Include the name of the channel, the channel type for this end of the connection, a connection name, a description (if required), the name of the transmission queue (if required), and the transmission protocol.

What are different types of queues in MQ?

MQ queues can be thought of as conduits to transport messages between Queue Managers. There are four different types of MQ queues and one related object. The four different types of queues are: Local Queue (QL), Remote Queue (QR), Transmission Queue (TQ), and Dead Letter Queue, and the related object is a Channel (CH).

What is Svrconn channel in MQ?

SVRCONN channels are used to allow applications to connect to a queue manager over the network, the application can both send and receive data over the SVRCONN channel.

What are client channels?

A client connection channel defines the connection parameters required to connect to a queue manager for example queue manager name, connection name, SSL etc. These channel definitions are stored in channel definition table (CCDT) files.

How do I find my channel in MQ?

Use the MQSC command DISPLAY CHSTATUS, specifying the channel name and whether you want the current status of channels or the status of saved information. DISPLAY CHSTATUS applies to all message channels. It does not apply to MQI channels other than server-connection channels.

How do you create a channel in MQ?

Creating the message channel using MQ Explorer

  1. In the Navigator view, expand the queue manager QM_APPLE that you created earlier.
  2. Right-click the Channels folder, then click New > Receiver Channel. The New Receiver Channel wizard opens.
  3. In the Name field, type QM_ORANGE.QM_APPLE.
  4. Click Finish.

What is MQ listener?

A listener is an IBM® MQ process that listens for connections to the queue manager. Each listener object in MQ Explorer represents a listener process; however, if you start a listener process from the command line, the listener is not represented by a listener object in MQ Explorer.

What is local queue and remote queue in MQ?

A queue is known to a program as local if it is owned by the queue manager to which the program is connected; the queue is known as remote if it is owned by a different queue manager. The important difference between these two types of queue is that you can get messages only from local queues.

What is difference between local queue and alias queue?

Alias queues are not actually queues; they are additional definitions of existing queues. You create alias queue definitions that refer to actual local queues but you can name the alias queue definition differently from the local queue (the base queue).

What is MQI client?

An IBM MQ MQI client is a component that allows an application running on a system to issue MQI calls to a queue manager running on another system. The output from the call is sent back to the client, which passes it back to the application.

How do I create a MQ server-connection channel?

Create a server-connection channel for the queue manager, by using the DEFINE CHANNEL MQSC command:

  1. To create a server-connection channel for an unsecured Eclipse Amlen connection: runmqsc qmgrName.
  2. To create a server-connection channel for an SSL secured Eclipse Amlen connection: runmqsc qmgrName.