Name

Required. Name of the channel.

Type

Type of the channel. The Universal Messaging channel types are:

TTL (ms)

Specifies how long (in milliseconds) each event is retained on the channel after being published. For example, if you specify a TTL of 10000, the events on the channel will be automatically removed by the server after 10000 milliseconds. Specify 0 for events to remain on the channel indefinitely.

Capacity

Event capacity of the channel. Specifies the maximum number of events that can be on a channel, once published. Specify 0 to store unlimited events. The maximum channel capacity is 2147483646.

Dead event store

Channel or queue to be used to store events that are purged before being consumed.

Engine

Type of engine to be used for the channel. By default, Universal Messaging retains all events on the channel for a specified TTL, modify the retention behavior by selecting JMS engine or Merge engine.

Cluster-wide

Selected automatically if the Universal Messaging server instance is part of a cluster.

Protobuf descriptor

Absolute path to the Protocol Buffer (protobuf) descriptor file that is stored on the machine where Software AG Platform Manager is installed.

Auto-maintenance

Select to retain events till they reach their TTL. Cancel the selection to purge events from the channel storage file.

Honor capacity

Select to prevent publishing of data when the channel is full. Cancel the selection to purge the oldest published event.

Enable caching

Select for the events to be stored in the cache memory and reused. Cancel the selection to read and stored in the file store.

Cache on reload

Select to enable caching during reload.

Enable read buffering

Select to enable read buffering for the store on the Universal Messaging server.

Enable multicast

Select to enable multicast client to receive events over multitask connections.

Read buffer size

Read buffer size in bytes.

Sync each write

Select to sync each write to the file system.

Sync batch size

Configurable only when Sync each write is selected. Number of events that is to be synced with the file system at once.

Sync batch time

Configurable only when Sync each write is selected. Time in milliseconds (ms) between syncs with the file system.

Priority

Priority range. 0 (lowest) to 9 (highest).

Events per spindle

Maximum number of events allowed per file.

Stamp dictionary

Select to stamp events on the channel by the server.

Key name

Name of the channel publish key.

Depth

Depth of the channel publish key. Depth is the maximum number of events that can exist on a channel for a specific key name.

Subject

User name in the format user@host or the name of an existing group.

Manage ACL

Select to allow the user or group to manage ACLs.

Full

Select to grant full privileges to the user or group.

Purge

Select to allow the user or group to delete events.

Subscribe

Select to allow the user or group to subscribe to events.

Publish

Select to allow the user or group to publish events.

Named (durable)

Select to allow the user or group to connect to this channel using durable subscriptions.

Type

Type of join. Outgoing: channel is source. Incoming: channel is destination.

Destination name

Destination channel or queue.

Target instance name

Name of the target instance. Required only if the channel or queue is in a remote Universal Messaging server instance.

Target instance URL

URL of the target Universal Messaging server instance that has the destination channel or queue for the join.

Filter

Type the filtering criteria, a string or a regular expression. Events will be routed to the destination channel based on the filtering criteria.

Hop count

Type the maximum number of subsequent joins.

Event ID

Last retrieved event ID.

Allow purge

Select to allow purging of events on the channel.

Archival

Select to enable archival join. Archival join is a join between a channel and a queue where events will not be checked for duplication.