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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