2N StarGate/BlueTower v5.5 - Manual (Page 46)

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2N TELEKOMUNIKACE a.s., www.2n.cz
®
1.
2.3 Gateway Rack Configuration
The gateways use different hardware rack types. For 2N StarGate
®
/ BlueTower
detailed information on the differences refer to the subsection All the 1.2 System
systems can be distributed with a VoIP, ISDN or VoIP+ISDN interface. The main back
bus located in the gateway hardware rack is pre-configured to a defined type of
interface (VoIP, PRI and VoIP+ISDN). There are six jumpers on the main bus between
the 3 and 4 connector (from the right).The jumper lay-out shown below applies to
rd th
all the connection types (VoIP, ISDN, VoIP+ISDN).
There are three setting options:
ISDN: The gateway is configured to work with the ISDN PRI card only as shown
in the figure below:
Keep the jumpers connected as shown below to make your system work
properly.