A channel is used to used to make a connection to an IBM MQ queue manager, thus each connection will be associated with a channel.

The stop channel command can be used to stop a channel. In this example, the channel named CHANNEL01 in the queue manager named MANAGER01 will be stopped.

echo "stop channel (CHANNEL01)" | runmqsc MANAGER01

The following should be displayed.

AMQ8019I: Stop IBM MQ channel accepted.

After the channel has been stopped, the display chstatus command should have STOPPED.

AMQ8417: Display Channel Status details.
  CHANNEL(MANAGER01.CHANNEL01.SVR)    CHLTYPE(SVRCONN)
  CONNAME(10.1.2.3)                   CURRENT
  STATUS(STOPPED)                     SUBSTATE( )