NDA-24298 CHAPTER 4
Page 513
Issue 1
AFCD : Assignment of Fixed Connection-Nailed Down Connection-Data
AFCD: Assignment of Fixed Connection-Nailed Down Connection-Data
1. General
This command assigns (connect link), deletes (release link), and displays the data (linked LENS) pertaining to
Fixed Connections (Nailed Down Connections).
2. Precautions
1. The Nailed Down connections available among the following circuit cards/terminals.
Single Line station (Line circuit)
D
term
(ELC/DLC)
Trunk (DTI, etc.)
Conference Trunk (CFT)
Digital Signaling Trunk (DST)
MODEM Trunk (MDMT)
Data Module (DTL)
2. The status of the link is supervised periodically by the system. If the link is not in a “Nailed Down
Connection,” the link is forcibly released and reconnected.
3. The port specified by the LENS-A parameter and LENS-B parameter are “Nailed Down,” with respect to
the EAD-A parameter and EAD-B parameter.
4. The EAD-A parameter and EAD-B parameter should be entered by the hexadecimal value as explained in
Table 4-19.
Table 4-19 EAD-A and EAD-B Parameters
KIND OF
TERMINAL
BIT No. CONTENTS REMARKS
TRUNK
b
0
PAD CONTROL
b
2
b
1
b
0
b
2
b
1
b
0
0 0 0 : by dip sw 1 0 0 : 11/15 dB
001 : 2dB 101 :
010 : 4dB 110 :
011 : 11/12 dB 111 : PAD OFF
Note 1
b
1
b
2
b
3
0/1:
Note 2
b
4
-b
7
Not used