Digital Link DL3800 DS1 Bedienungsanleitung
DL3800 DS1 Inverse
Multiplexer
User Guide
Part 098-10380-01 Rev J
February 1999
C
OPYRIGHT
Copyright © 1999, Digital Link Corporation
World copyright reserved. No part of this publication may be stored in a
retrieval system, transmitted, or reproduced in any way, including but not
limited to photocopy, photograph, magnetic, chemical, or other record,
without the prior agreement and written permission of Digital Link
Corporation.
Y
EAR
2000 C
OMPLIANCE
Digital Link warrants that products offered as generally available for sale
and shipped on or after February 1, 1999 will meet "Year 2000 compliant"
requirements. In addition, software released in and after 1998 meets the
Year 2000 compliance criteria. For more information on Year 2000
compliance, see our web site information at
www.dl.com
and click on the
Year 2000 compliance sticker.
P
RODUCT
L
IMITED
W
ARRANTY
Digital Link warrants to buyer that any unit shipped to buyer, under
normal and proper use, will be free from defects in material and
workmanship for a period of 24 months from the date of shipment to
buyer.
THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL
OTHER WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, BUT NOT
LIMITED TO, ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE.
R
EMEDIES
AND
L
IMITATIONS
OF
L
IABILITY
All claims for breach of the foregoing warranty shall be deemed waived
unless notice of such claim is received by Digital Link during the applicable
warranty period and unless the items claimed to be defective are returned
to Digital Link within thirty (30) days after such claim. Failure of Digital
Link to receive written notice within the speciÞc period shall constitute a
waiver by buyer of any such claim irrespective of whether the facts giving
rise to such a claim shall have then been discovered or whether processing,
further manufacturing, other use or resale of such items shall have taken
place.
ii DL3800 DS1 Inverse Multiplexer User Guide—February 1999
Digital Link shall not be liable for failure to perform its obligations if such
results directly or indirectly from, or is contributed to by, any act of God or
of buyer; riot; Þre; explosion; accident; ßood; sabotage; epidemics; delays
in transportation; lack of or inability to obtain raw materials, components,
labor, fuel or supplies; governmental laws, regulations or orders; or labor
trouble, strike, or lockout (whether or not such labor event is within the
reasonable control of Digital Link); other circumstances beyond Digital
Link's reasonable control, whether similar or dissimilar to any of the
foregoing.
D
ISCLAIMER
Digital Link Corporation makes no representation of warranties with
respect to the contents of this document and speciÞcally disclaims any
implied warranties of merchantability or Þtness for any particular purpose.
Further, Digital Link Corporation reserves the right to revise this
publication and to make changes in it from time to time without obligation
to notify any person or organization of such revision or changes.
ISO C
OMPLIANCE
W
ARNING
The DL3800 complies with FCC Part 15 of the Federal Communications
Commission (FCC) Rules concerning radio frequency emissions for Class A
computing devices. The following section is required by the FCC.
C
AUTION
In accordance with FCC Part 15 section 15.21, changes or modiÞcations
made by the buyer that are not expressly approved by Digital Link
Corporation could void the buyerÕs authority to operate this equipment.
Products Manufactured Under
An ISO 9001 CertiÞed
Quality Management System
iii
This equipment has been tested and found to comply with the limits for a
Class A digital device, pursuant to Part 15 of the FCC Rules. These limits
are designed to provide reasonable protection against harmful interference
when the equipment is operated in a commercial environment. This
equipment generates, uses, and can radiate radio frequency energy and, if
not installed and used in accordance with the instruction manual, may
cause harmful interference to radio communications. Operation of this
equipment in a residential area is likely to cause harmful interference in
which case the user will be required to correct the interference at his own
expense.
C
USTOMER
I
NFORMATION
The equipment complies with Part 68 of the FCC Rules. You will Þnd the
label located on the bottom of the enclosure. This label contains the FCC
Registration Number and Ringer Equivalence Number (REN) for this
equipment. You must, upon request, provide this information to your
telephone company.
Incidence of harm: If your telephone equipment causes harm to the
telephone network, the telephone company may discontinue your service
temporarily. If possible, they will notify you in advance. But if advance
notice is not practical, you will be notiÞed as soon as possible. You will be
informed of your right to Þle a complaint with the FCC.
Rights of the telephone company: Your telephone company may make
changes in its facilities, equipment, operations or procedures that could
affect the proper functioning of your equipment. If they do, you will be
notiÞed in advance to give you an opportunity to maintain uninterrupted
telephone service.
NOTE:
As per the Voluntary Control Council for Interference by
Information Technology Equipment (VCCI), the DL3800 complies with
VCCI Class 1 ITE. This equipment is in the 1st Class category
(information equipment to be used in commercial and/or industrial
areas) and conforms to the standards set by the Voluntary Control
Council for Interference by Information Technology Equipment aimed at
preventing radio interference in commercial and/or industrial areas.
Consequently, when used in a residential area or in an adjacent area
thereto, radio interference may be caused to radios and TV receivers,
etc. Read the instructions for correct handling.
iv DL3800 DS1 Inverse Multiplexer User Guide—February 1999
Malfunction of the equipment: In the event this equipment should fail to
operate properly, disconnect the unit from the telephone line. Try using
another FCC approved telephone in the same telephone jack. If the trouble
does not persist and appears to be with this unit, disconnect the unit from
the telephone line and discontinue use of the unit until it is repaired.
Please note that the telephone company may ask that you disconnect this
equipment from the telephone network until the problem has been
corrected or until youÕre sure that the equipment is not malfunctioning.
v
vi DL3800 DS1 Inverse Multiplexer User Guide—February 1999
-vii
Table of Contents
Audience xvii
Organization xvii
Conventions xviii
Symbols xviii
Typography xix
Digital Link Technical Support xx
Returning a Unit xx
Send Us Your Comments xxi
Document Change Record xxi
Chapter 1, Quick Install Guide 1-1
Purpose 1-1
Configuration 1-1
Equipment Needed 1-1
Setup 1-2
Terminal Log on 1-2
Terminal Configuration 1-2
Unit Configuration 1-2
DTE Configuration 1-2
Network Configuration 1-3
Save Configuration 1-3
Chapter 2, Introduction 2-1
System Overview 2-1
DL3800 Functional Description 2-2
Signal Flow 2-3
T1 Port Mismatch Detection 2-4
Overhead Functions 2-5
Table of Contents -viii
DL3800 System Features 2-6
DL3800 System Benefits 2-6
Application 2-7
Chapter 3, Installation 3-1
DL3800 Installation Procedure 3-1
Mounting The DL3800 3-2
Rack Mounting 3-2
Desk Operation And Stacking 3-2
Power Cables And Connections 3-3
AC Power Connection 3-3
DC Power Connection 3-3
T1 Network Connection 3-4
DTE Cable And Connection 3-4
ASCII Terminal and SNMP Connection 3-5
Direct Connection 3-5
Modem Connection 3-5
Telnet Connection 3-5
Daisy Chaining 3-6
Chapter 4, Terminal Interface 4-1
Log In/Log Off 4-1
Terminal Operation Overview 4-2
General Menu Flow 4-2
Screen Description 4-2
Inverse Multiplexer Main Menu Commands 4-4
Select Local/Remote 4-4
Alarms and Status 4-5
Statistics 4-8
Event History 4-11
Configuration 4-12
Unit Configuration 4-13
Table of Contents -ix
DTE Configuration 4-16
Network Configuration 4-18
Network Thresholds 4-23
Save Configuration 4-24
System Utilities 4-24
Software Download 4-25
Software Download Options 4-27
RAM Software Options 4-28
Delete Entire Unit Configuration (revert to factory config) 4-29
Login Configuration 4-30
SNMP Configuration 4-33
In-Band SNMP to Remote 4-36
Save Configuration 4-36
Tests 4-36
DTE/Network Loopback 4-37
Payload Loopback 4-38
Line Loopback 4-38
Local Loopback 4-38
Manual Network Restoration 4-39
Logout 4-40
Chapter 5, Front Panel Interface 5-1
General 5-1
Display Overview 5-1
Button Overview 5-2
Exit Button 5-2
Up Arrow and Down Arrow Buttons 5-2
Enter Button 5-2
Front Panel LEDs 5-3
Access Levels And Protected Mode 5-4
Power Up And Reset 5-5
Table of Contents -x
Top Menu 5-5
Select Remote/Select Local 5-7
Display Menu 5-7
Node (Common Equipment) Status 5-8
DTE Status 5-9
NET (1-8) Status 5-9
NET (1 through 8) Statistics 5-9
Test Menu 5-11
DTE Tests 5-13
DTE/NET Loopback 5-13
Network Tests (1 through 8) 5-14
Payload Loopback 5-14
Line Loopback 5-15
Local Loopback 5-15
Configuration Menu 5-15
Node Configuration 5-17
DTE Configuration Menu 5-22
Network Config 5-22
NET N Config 5-23
Network Thresholds 5-24
Chapter 6, Diagnostics 6-1
Equipment Return And Repair 6-1
Running Diagnostic Tests 6-1
DTE/Network Loopback Test 6-2
LOCAL Loopback Test 6-2
Payload Loopback and Line Loopback Tests 6-3
Possible Sources of Problems 6-3
Troubleshooting the DL3800 6-3
Appendix A, SpeciÞcations A-1
T1 Network Interface A-1
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