Description
INC CM-1056E 101TDT20A T1 CSU/DSU Network Unit V.35 Integrated Network Corp
T1 CSU/DSU (Channel Service Unit/Data Service Unit) for terminating and managing T1 leased lines. Supports V.35 and RJ-45 network interfaces at 1.544 Mbps data rate.
Specifications & What's Included
- Model: CM-1056E / 101TDT20A
- Data Rate: 1.544 Mbps (T1)
- Interfaces: V.35, RJ-45 (SW/DED), DB-25 Dial Port
- LCD front panel display with LED indicators (DSR, RTS, CTS, RLSD, TD, RD, NS, ALARM)
- Desktop/Standalone form factor
- Manufactured in the United States
- Unit only — no connecting cables included
Applications
CSU/DSU units were standard for connecting enterprise networks and telecom equipment to T1 leased lines in corporate and service provider environments. This unit interfaces with routers, multiplexers, and legacy telecom systems requiring T1 circuit termination. Historically used in WAN deployments and carrier-grade network infrastructure.
Condition: Used
This INC CM-1056E 101TDT20A T1 CSU/DSU Network Unit has been inspected and appears to be in good condition. The front panel LCD display, LED status indicators, and keypad are all intact and show no obvious damage. The rear V.35, RJ-45 network interface, and dial port connectors appear clean and undamaged. The enclosure shows light surface wear consistent with normal use. No connecting cables are included with this unit. Please view our photo set and contact us if you have any questions.
This INC CM-1056E 101TDT20A T1 CSU/DSU Network Unit has been inspected and appears to be in good condition. The front panel LCD display, LED status indicators, and keypad are all intact and show no obvious damage. The rear V.35, RJ-45 network interface, and dial port connectors appear clean and undamaged. The enclosure shows light surface wear consistent with normal use. No connecting cables are included with this unit. Please view our photo set and contact us if you have any questions.
Warranty Information
We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
View AllClose
Additional Information
Brand: |
Integrated Network Corporation |
Model: |
CM-1056E |
Secondary Model: |
101TDT20A |
MPN: |
101TDT20A |
CLEI Code: |
DDCS7DD6AA |
SKU: |
16512 |
Type: |
T1 CSU/DSU Network Unit |
Interface Type: |
V.35, RJ-45 (Network Interface SW/DED), Dial Port |
Data Rate: |
1.544 Mbps (T1) |
Connector Type: |
V.35, RJ-45, DB-25 Dial Port |
Form Factor: |
Desktop / Standalone |
Display: |
LCD front panel display |
LED Indicators: |
DSR, RTS, CTS, RLSD, TD, RD, NS, ALARM |
Network Interface Ports: |
SW and DED RJ-45 ports (Network Interface) |
Country/Region of Manufacture: |
United States |
Condition: |
Used – Inspected |
Seller Notes: |
Unit only — no connecting cables included. |
Condition Notes: |
INC CM-1056E 101TDT20A T1 CSU/DSU inspected and in good condition. Front panel LCD, LEDs, and keypad intact. Rear connectors clean. Light surface wear. No connecting cables included. |
