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Specifications subject to change without notice. ISU is a trademark of ADTRAN, Inc. 5ESS is a
registered trademark of Lucent, DMS-100 is a trademark of Northern Telecom, HP Openview is a
registered trademark of Hewlett Packard Company, Netview is a registered trademark of IBM
Corporation, SunNet Manager is a registered trademark of Sun Microsystems, Inc., all other
marks or trademarks are property of their respective owners.
Product Specifications
Network Interface
Four RJ-45s for ISDN 2B1Q Basic Rate U-Interface
Up to four BRIs
(Maximum of eight 56/64 kbps B channels)
DTE Interface
V.35
56 kbps to 512 kbps synchronous data rates
Dialing Selections
Manual from front panel
In-Band DTE Dialing: V.25 bis
DTR assertion
From VT100 terminal interface
RS-366
Protocols
Multilink PPP
Clear Channel
BONDING Mode 1
Switch Compatibility
National ISDN-1, Lucent 5ESS, NTI DMS-100, NEC
Diagnostic and Testing
Local and remote loopbacks, V.54 loopback,
2047 pattern (remote testing for BONDING mode only)
Remote configuration
ISU 512e
512 kbps ISDN Inverse Multiplexer with SNMP
Display
Two-line x 16-character LCD
Environmental
Operating Temperature: 0° to 50°C, 32° to 122°F
Storage Temperature: -20° to 70°C, -4° to 158°F
Relative Humidity: Up to 95%, non-condensing
Physical
Dimensions: 2.5" H, 7.875" W, 10.5" D
Weight: 3 lbs
Power: 115 vAC, 60 Hz, 8 watts maximum dissipation
Product Includes
Four 7 foot RJ-45 telephone cables
User Manual
Ordering Information
Equipment Part #
ISDN Ordering Codes are available to aid in ordering
ISDN lines for this product.
ISU 512e 1203086L1
ADTRAN, Inc.
Attn: Enterprise Networks
901 Explorer Boulevard
Huntsville, AL 35806
P.O. Box 140000
Huntsville, AL 35814-4000
256 963-8000 voice
256 963-8699 fax
256 963-8200 fax back
General Information
800 9ADTRAN
info@adtran.com
www.adtran.com
Pre-Sales
Technical Support
800 615-1176 toll-free
application.engineer@adtran.com
www.adtran.com/support
Where to Buy
877 280-8416 toll-free
channel.sales@adtran.com
www.adtran.com/where2buy
Post-Sales
Technical Support
888 423-8726
support@adtran.com
www.adtran.com/support
ACES Installation &
Maintenance Service
888 874-ACES
aces@adtran.com
www.adtran.com/support
International Inquiries
256 963 8000 voice
256 963-6300 fax
international@adtran.com
www.adtran.com/international
For the regional office
nearest you, visit:
www.adtran.com/where2buy
Printed in the U.S.A.
61203086L1-8A May 2002
©2002 ADTRAN, Inc. All rights reserved.
ADTRAN is a
TL 9000 registered company.
ADTRAN is a
ISO 9001 registered company.
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Ethernet LAN
ISDN
ISDN
ISDN
PC
Video-Conference
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CSU/DSU