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ND-71762 (E) CHAPTER 2
Page 15
Issue 2
GENERAL INFORMATION FOR CCIS
×: Applicable —: Not Applicable
Table 2-4 Office Hierarchy and PBX
SYSTEM
Single System Dual System REMARKS
Source Office
—
×
Sub-Source Office
—
×
Receiver office
××
Local Receiver Office
××
OFFICE RANK
S
SS
R
LR LR LR
R
SS
S: SOURCE OFFICE
SS: SUB-SOURCE OFFICE
R: RECEIVER OFFICE
LR: LOCAL RECEIVER OFFICE
: DIRECTION OF CLOCK SIGNAL
SUPPLY