NEC NEAX 2400 IPX Programming Manual page 241

Note: Example of ports allocation by ATRK command is shown below.
LV7 Bch-8
LV6 Bch-7
LV5 Bch-6
LV4 Bch-5
Odd
LV3 Bch-4
LV2 Bch-3
LV1 Bch-2
LV0 Bch-1
LV7
LV6
LV5
LV4
Even
LV3
LV2
LV1
LV0 DCH
STEP 2: Assign CCIS No. 7 related data.
STEP 3: ARTD - Assign Bearer Capability for the speech channels of the E-CCIS line.
CDN:45 A/D: 0/1 = Analog (Bearer Capability: Speech)/
Note that Bearer Capability for the signal channel is Unrestricted Digital only.
Assign Trunk Selection Sequence.
CDN:49 TRKS: 0/1= Select the trunk (CIC No.) in ascending order/descending order,
Note that each office must be assigned a different value to avoid collision at the time of
call origination.
24PRT
Dch
Signal
Speech
Speech
CCIS
Speech
Speech
Speech
Bch-17
Bch-16
Bch-15
Bch-14
Bch-13
Bch-12
Bch-11
Bch-10
Bch-9
Digital (Bearer Capability: Unrestricted Digital)
which assigned by the ACSC command.
NDA-24305
EVENT BASED CCIS - ISDN TRANSPORT
CHAPTER 6
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Revision 1.0