ADTRAN 1200214L1, 1204002L1, 1204006L1 Dial Backup Application

61200214L1-1 IQ Probe User Manual 35
Chapter 4. Applications
See Figure 4-6 for an example of a dial backup application.
Tables 4-A and 4-B provide example setups for the DBU Options
(CONFIG ->DIAL BACKUP) and the PVC Configuration Table
(CONFIG ->DCE PORT ->PVC CONFIG). The tables are based
on the example application shown in Figure 4-6. Please note that
the configuration selections given may need modification based
on your network configuration.
Router
DTE
DCE
DBU
IQ Probe
SITE A
SITE B
SITE C
ISDN or
POTS Network
Router
LAN
LAN
Router
LAN
DTE
DCE
DBU
IQ Probe
DTE
DCE
DBU
IQ Probe
Frame Relay
16
17
116
117
DSU/CSU
DSU IQ
RD1TD2RD2TDNRDN
TD1 ALM
/TST
1
AC
B
4
DF
E
SHIFT
DELETE
QUICK
NEXT
PREV
ADD
7
2
5
#
3
6
9
8
0
DSU/CSU
DSU IQ
RD1TD2RD2TDNRDN
TD1 ALM
/TST
1
AC
B
4
DF
E
SHIFT
DELETE
QUICK
NEXT
PREV
ADD
7
2
5
#
3
6
9
8
0
DSU/CSU
DSU IQ
RD1TD2RD2TDNRDN
TD1 ALM
/TST
1
AC
B
4
DF
E
SHIFT
DELETE
QUICK
NEXT
PREV
ADD
7
2
5
#
3
6
9
8
0
Figure 4-6
Dial Backup Application