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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
RD1
TD2
RD2
TDNRDN
TD1
ALM
/TST
1
A
C
B
4
D
F
E
S
H
IF
T
DELETE
Q
UICK
N
E
X
T
PREV
ADD
7
2
5
#
3
6
9
8
0
DSU/CSU
DSU IQ
RD1
TD2
RD2
TDNRDN
TD1
ALM
/TST
1
A
C
B
4
D
F
E
S
H
IF
T
DELETE
QUICK
N
E
X
T
PREV
ADD
7
2
5
#
3
6
9
8
0
DSU/CSU
DSU IQ
RD1
TD2
RD2
TDNRDN
TD1
ALM
/TST
1
A
C
B
4
D
F
E
S
H
IF
T
DELETE
QUICK
N
E
X
T
PREV
ADD
7
2
5
#
3
6
9
8
0
Figure 4-6
Dial Backup Application