Document Revision 1 Electra Elite IPK II
2 - 896 Universal Slots
TLI (2)-U( ) ETU This 2-Port Tie Line Interface ETU
supports the termination and operation
of two E&M tie lines (4-wire, type I and
type V, and 10/20 pps Dial Pulse or
DTMF). Immediate, wink start, second
dial tone, and delay dial signaling can
be combined on this ETU. This ETU is
installed in slots S1~S8 in any
B64-U20 KSU. The maximum number
depends on other trunk ETUs installed.
This ETU shares the total number of
CO/PBX lines in the system.
14 23 Note 2
Note 1: Calculating maximum capacities are based on the system having a minimum of eight Electronic Station Interface
(ESI) ports and four Trunk ports.
Note 2: When 2-port Trunk Interface ETUs are installed, the system uses four ports from its maximum port capacity.
Note 3: With the Electra Elite IPK II Expanded Port Package, a maximum of 14 COIB(4)-U( ) ETUs can be installed as
COID(4)-U( ) ETUs.
Note 4: Refer to the KSU Power-Based Calculator Chart .
Note 5: Firmware 5.0 or higher is required.
Note 6: Firmware 3.0 or higher is required.
Note 7: The first four DTI/PRI ETUs are assigned 24 Channels, the next 6 are assigned 16 Channels, and the 11th is
assigned 8 channels.
Table 2-28 Maximum System Capacities for Trunk Interface ETUs (Continued)
Trunk Interface
ETUs
Description
Maximum Capacities
Notes
Basic Port
Package
Expanded
Port Package
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