User's Manual
68 Module - eTM_HA
The eTM_HA software must be installed on both the Publisher and the
Subscriber site. Based upon configuration settings in the registry, the
instance behaves as Publisher or as Subscriber.
The following functionality is available:
•
eTM functionality
— Launch tasks associated with an environment
—
Keep track of running processes of an environment
—
Restart tasks that are missing
• eTM_HA specific functionality on Publisher
— TCP server, listening on an administration port (default 7000)
— Handling KeepAlive requests from Subscriber
—
Handling GetImage requests from Subscriber
—
Keeping track of state of Publisher and Subscriber
— Changing the environment depending on the Publisher and
Subscriber states
• eTM_HA specific functionality on Subscriber
—
TCP client, connecting to Publisher administration port
—
Sending KeepAlive requests to Publisher
—
Sending GetImage requests to Publisher
—
Keeping track of state of Publisher and Subscriber
—
Changing the environment depending on the Publisher and
Subscriber states
During a change of environment, all running tasks of a previous
environment are ended, and new tasks of the new environment are
launched. During such an event, the Subscriber applies the last database
image received from the Publisher and optionally applies changes defined
in an SQL Script.
Registry settings eTM
The configuration of environments and tasks is stored in the following
section:
[HKEY_CURRENT_USER\Software\Philips\SOPHO
Messenger@Net\eTM]
This section contains definitions of environments and tasks, as described
in the documentation of module eTM, “Module - eTM” (page 49). These
settings can be entered manually of can be generated by the eCONFIG or
eGRID modules.
Nortel Communication Server 1000
DECT Messenger Installation and Commissioning — Book 2
NN43120-301 02.01 4 June 2010
Copyright © 2003-2010 Nortel Networks. All Rights Reserved.
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