The Outbound Sub-Channel table displays information about every sub-channel used for a particular inbound channel.
Outbound Sub-Channel Table
The Outbound Sub-Channel table has four columns of information:
Sub-Channel: The name of the message filter sub-channel.
Destination Type: The destination component of the channel, which specifies where your data is going. This could be a Database, LLP Client, File, Client Executable or even another Message Filter.
Filter Index (Sub-Channel ID#): The sub-channel ID number used by the inbound message filter channel.
"W" - Waiting/Queued Entries: The number of queued entries waiting to be processed.