Aastra MX-ONE - Private Trunk Lines (Tie Lines)

Connection of External Cables
Figure 103 Daughter Boards on TLU75
6.9.2 Call Metering TLU83/2
The TLU83/2 is needed as this board contains the call metering hardware. The
metering frequency, of 12 kHz or 16 kHz, is set when the board is activated.
6.10 Private Trunk Lines (tie lines)
The tie lines can be analog, digital or H.323. See Section 6.6 on page 122 or
see Section 6.7 on page 124.
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