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Chapter 2
Hardware Descriptions
2BRI
Contains two Basic Rate access ports, i.e. four ISDN channels. Protocol is compatible with
Euro–ISDN BRI. For S
0 applications, power feeding to ports is selectable by programming.
(See also
PLL
, below.)
4BRI
Contains four Basic Rate access ports, i.e. eight ISDN channels. Protocol is compatible with
Euro–ISDN BRI. For S
0 applications, power feeding to ports is selectable by programming.
(See also
PLL
, below.)
PLL
Any ISDN card (i.e. BRI or PRI) requires that a PLL card be installed in the dedicated PLL
slot on the KSU motherboard.
TEPRI
Can be configured as a T1/E1 card or PRI card. If configured as T1/E1 it provides up to 30
trunk circuits in any combination of the following:
y Loop-start lines
y
DID (Direct Inward Dialing)
y E & M tie lines or two-way DID calling
y QSIG
If configured as PRI, refer to the description for the
PRI
card, below.
PRI
Contains one Primary Rate access port, i.e. thirty ISDN channels. Protocol is compatible with
Euro–ISDN PRI. (See also PLL, above.)
ITM3 (IP Telephony Module)
Supports eight Voice over IP (VoIP) channels. These channels are H.323 compliant and are
used in conjunction with either the G.723 or G.729 voice compression protocols. The ITM3
card may be installed in any Universal card slot.
2. Station Cards
2SLI
The 2SLI card is installed in the dedicated SLI slot on the KSU motherboard. The card pro-
vides two single line telephone interfaces equipped with Long Line protection and the ability
to provide a loop-disconnect signal.
8SLI
The 8SLI card provides eight SLI ports for industry–standard single line telephones and the
ability to provide a loop-disconnect signal. This card does not provide Long Line protection.
8DLI
Provides eight DLI ports for digital stations.