PBX Cascading Putting a Cascaded PBX into Operation
Note: Changes to the configuration while initialising the slave system may trigger error reports referring to the ongoing initialisation.
You can see that the initialisation has been completed from the display on the system telephone connected to the slave system.
11.3.1 Notes
Observe the following when operating a cascaded PBX system:
■ All U pn
, S
0
and a/b ports of the slave system can be used with appropriate telephones. All features of system telephones on U pn restriction.
ports are available without
■ The S
0
ports of the slave system can also be used for trunk lines or for PBX net-
working (see PBX Networking starting on page 153).
■ It is not possible to operate a DECT base station on one of the U pn slave system.
ports of the
■ The COM, actor/sensor and LAN ports of the slave system cannot be used. The
LAN ports on the add-on module of slave system can be used without restriction.
■ The two communications systems must have a direct Ethernet connection or be connected via a hub in order to exchange data. They cannot be connected through a router.
■ The OpenCom 150 is equipped with the PCM2 port in order to realize cascading of a third PBX with a future release. Use one of the two LAN0 ports, to connect the OpenCom 150 to the Local Area Network.
■ The slave system cannot be addressed directly through a LAN. For configuration, always use the Web console of the master system.
■ A memory card installed in the slave system (OpenVoice, OpenAttendant) cannot be used.
■ To operate the slave system again normally, you must reset it to its factory set-
tings (refer to Resetting the System Data starting on page 87).
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