ATLAS 550 System Manual
Section 4 User Interface Guide
61200305L2-1B
© 2004 ADTRAN, Inc.
127
Figure 11. T1/PRI Loopback Test Diagram
M
ODULES
(T1/PRI-2/4) > T
EST
> R
EMOTE
LB
Write security: 4; Read security: 5
Sends loopback code to remote CSU. The following options are available:
M
ODULES
(T1/PRI-2/4) > T
EST
> P
ATTERN
Write security: 4; Read security: 5
Test pattern to be transmitted out the port. The following options are available:
Selection
Framing
Description
AT&T I
NBAND
LINE
ESF/D4
Full 1.544 Mbps loopback of the signal received from the network
(metallic loopback).
ANSI FDL L
INE
ESF
Full 1.544 Mbps loopback of the signal received from the network.
Initiated through loopback activation transmission over the facility
data link (FDL).
ANSI FDL P
YLD
ESF
1.536 Mbps loopback of the payload data received from the network
maintaining bit-sequence integrity for the information bits by
synchronizing (regenerating) the timing. Initiated through loopback
activation transmission over the facility data link (FDL).
I
NBAND
NIU
ESF/D4
Full 1.544 Mbps loopback of the signal received from the network
after passing through the T1 framer of the remote unit.
A
LL
ONES
Framed ones
A
LL
ZEROS
Framed zeros
QRSS
Pseudo-random pattern with suppression of excess zeros
T1/PRI
DS1
NI CSU
Payload Loopback
Line Loopback
Содержание ATLAS 550
Страница 16: ...Table of Contents ATLAS 550 System Manual 16 2004 ADTRAN Inc 61200305L2 1B ...
Страница 24: ...Section 1 System Description ATLAS 550 System Manual 24 2004 ADTRAN Inc 61200305L2 1B ...
Страница 62: ...Section 3 Network Turnup Procedure ATLAS 550 System Manual 62 2004 ADTRAN Inc 61200305L2 1B ...
Страница 308: ...Section 4 User Interface Guide ATLAS 550 System Manual 308 2004 ADTRAN Inc 61200305L2 1B ...
Страница 310: ...Section 5 Detail Level Procedures ATLAS 550 System Manual 310 2004 ADTRAN Inc 61200305L2 1B ...
Страница 320: ...Section 5 DLP 4 ATLAS 550 System Manual 320 2004 ADTRAN Inc 61200305L2 1B ...
Страница 326: ...Section 5 DLP 6 ATLAS 550 System Manual 326 2004 ADTRAN Inc 61200305L2 1B ...
Страница 330: ...Section 5 DLP 7 ATLAS 550 System Manual 330 2004 ADTRAN Inc 61200305L2 1B ...
Страница 348: ...Section 5 DLP 14 ATLAS 550 System Manual 348 2004 ADTRAN Inc 61200305L2 1B ...
Страница 351: ...61200305L2 1B 2004 ADTRAN Inc 351 CONFIGURATION GUIDES CFG 1 Dial Backup for Dedicated T1 Circuits 353 ...
Страница 352: ...Section 6 Configuration Guides ATLAS 550 System Manual 352 2004 ADTRAN Inc 61200305L2 1B ...
Страница 364: ...Section 6 CFG 1 ATLAS 550 System Manual 364 2004 ADTRAN Inc 61200305L2 1B ...
Страница 378: ...Section 7 System Event Logging ATLAS 550 System Manual 378 2004 ADTRAN Inc 61200305L2 1B ...
Страница 388: ...Section 8 ADTRAN Utilities ATLAS 550 System Manual 388 2004 ADTRAN Inc 61200305L2 1B ...
Страница 412: ...Section 9 MIBs ATLAS 550 System Manual 412 2004 ADTRAN Inc 61200305L2 1B ...