Chapter 7. Configuring the Network Port
61200275L1-1
TSU IQ+ User Manual
7-7
equipped with an “Adtran Safety Net” device that is capable of
restoring the PVC which is designated by the DBU DLCI element.
If auto DBU is triggered by port failure, then the DBU Call Order
element determines the order of a dialing list for alternate backup
locations.
DBU on Inactive
This option works in conjunction with the dial backup criteria
option
W
ITH
PVC I
NACTIVE
.
For the
DBU O
N
I
NACTIVE
option to
have an affect on auto DBU operation, the
W
ITH
PVC I
NACTIVE
option must be set to
E
NABLE
. See With PVC Inactive on page 8-5.
If
DBU
ON
I
NACTIVE
is set for
E
NABLED
and the PVC designated by
the DLCI element goes to an inactive or unknown state, the TSU
IQ+ will dial the phone number designated by the
DBU
PHONE
NUMBER
element in the table entry.
G
ROUP
is a special case in which all PVCs that are part of a group
must be in an inactive or unknown state before the auto DBU
process is triggered. This special case is treated as a port failure in
which the
DBU C
ALL
O
RDER
entry applies.
DBU Call Order #
This determines the order in which a list of backup locations will be
dialed. This applies only to auto dial backup processes that are
triggered by port failure. If all DBU Call Order entries are set to
N
ONE
, then the first entry with a DBU phone number will be used.
CIR (Kbps)
Enter the CIR (committed information rate) in kbps for the
corresponding DLCI. The information is provided by your service
provider and must be entered for each PVC.
Range is
0
to
1536
.
Seq Num Checking (SEQ #)
Set to
E
NABLE
only if there are TSU IQ+s on both ends of the PVC.
When enabled, the TSU IQ+ tags each frame with a sequence
number which is then used by the remote TSU IQ+ to detect lost
Summary of Contents for 1200275L1
Page 12: ...xii TSU IQ User Manual 61200275L1 1...
Page 30: ...List of Tables xxx TSU IQ User Manual 61200275L1 1...
Page 38: ...Chapter 1 Introduction 1 8 TSU IQ User Manual 61200275L1 1...
Page 44: ...Chapter 2 Installation 2 6 TSU IQ User Manual 61200275L1 1...
Page 76: ...Chapter 4 Applications 4 16 TSU IQ User Manual 61200275L1 1...
Page 96: ...Chapter 7 Configuring the Network Port 7 10 TSU IQ User Manual 61200275L1 1...
Page 150: ...Chapter 10 Statistics 10 38 TSU IQ User Manual 61200275L1 1...
Page 158: ...Chapter 11 Testing 11 8 TSU IQ User Manual 61200275L1 1...
Page 162: ...Chapter 12 Activating Dialing Functions 12 4 TSU IQ User Manual 61200275L1 1...
Page 168: ...Appendix A Pinouts A 6 TSU IQ User Manual 61200275L1 1...
Page 172: ...Appendix B Specifications Summary B 4 TSU IQ User Manual 61200275L1 1...
Page 178: ...Appendix C Acronyms and Abbreviations C 6 TSU IQ User Manual 61200275L1 1...
Page 192: ...Appendix D Glossary D 14 TSU IQ User Manual 61200275L1 1...
Page 196: ...Index Index 4 TSU IQ User Manual 61200275L1 1...
Page 198: ......