NEC ELECTRA ELITE IPK II - Page 198

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6 - 56 Installing ETUs (Circuit Cards)
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Document Revision 3 Electra Elite IPK II
Figure 6-28 ISDN PRI Connectors
Table 6-21 DTI Configurations
DTI-U(X)
E&M Tie
Lines
T-1 Trunking K-CCIS PRT Mode
DTI-U10 X N/A
DTI-U20 X N/A
DTI-U30 X X X N/A
DTI-U40 X1 X1 X1 X2
X Supported
N/A Not Supported
X1 When using 4.XX or lower firmware or 5.XX or higher, DIP Switch SW3-1
is set in the T-1 Mode.
X2 When using 5.XX or higher, DIP Switch SW3-1 is set in the PRT Mode.
ISDN
PRI
Provider
CSU/DSU
MDF
TA
TB
RA
RB
The CSU may not always be required
ISDN PRI