Dsu Csu Modems

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Adtran TSU ACE DSU / CSU (1200295L1)
ADTRAN designs, develops, and manufactures Advanced Transmission products for high-speed digital communications. ADTRAN's commitment to total customer satisfaction requires continually developing and improving products to meet changing needs while maintaining the highest level of quality. That's why ... More
$237.00 - $463.00
from 4 stores

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ADC Kentrox Kentrox T-SERV II DSU / CSU (77965)
The T-SERV II T1 Basic Channel Service Unit (CSU) meets all FCC and carrier requirements for a standard interface between the user and the network. Its transparent operation passes AMI/B8ZS and ESF/D4 enhanced T1 formats unaltered. ??All basic CSU functions are contained in the T-SERV II CSU, includ ... More
$775.00 - $846.00
from 2 stores

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ADC Kentrox Satellite™ 651 DSU / CSU (72651)
The Satellite 651 DSU/CSU is the ideal low-cost access solution for T1 and FT1 networks. The unit ships with default settings for the most common configurations (ESF framing and B8ZS line coding), so it is as easy to set up as it is to use. You can customize these settings and manage the unit locall ... More
$403.00 - $403.00
from 1 store

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3Com Smart Interface Card DSU / CSU (3C13720)
These Smart Interface Cards (SICs) provide a variety of expansion options that let you enhance 3Com Router 5009 performance to optimize network operation. Customize your network to your business needs.
$195.00 - $245.00
from 2 stores

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Adtran DSU 5600 (1200078L1)
The ADTRAN DSU 5600 provides cost-effective solutions for termination of 56 kbps DDS services. The unit is a very economical solution for single port point-to-point, multi-point or frame relay applications. Extensive use of VLSI technology provides a highly reliable feature-rich DSU. The enclosure f ... More
$283.00 - $283.00
from 1 store

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Adtran TSU 600 DSU / CSU (1200076L1)
The TSU Series consists of T1 DSU/CSUs, multiplexers, and integrated access devices. It provides the industry's most flexible and reliable solutions for aggregating voice-only or voice and data services over a single T1. TSU solutions feature modular interface slots and a broad range of option modul ... More
$675.00 - $675.00
from 1 store

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Verilink Access-T DSU / CSU (ACST-411)
Combining the features of a multiplexer, a DSU, and a CSU, the Access-T family of products lets you leverage the full benefits of today's T1 and fractional T1 services while consolidating your network architecture. At the same time, Access-T helps to simplify network management by providing centrali ... More
$2,300.00 - $2,535.00
from 2 stores

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ADC Kentrox Kentrox DataSMART DSU / CSU (15951)
The Access Products Division DataSMART T3/E3 IDSU (Intelligent Data Service Unit) provides economical and flexible access for high-speed data networking. The DataSMART T3/E3 IDSU provides powerful access for bandwidth-intensive Frame Relay and high-speed router applications. With a selectable T3 or ... More
$2,680.00 - $2,810.00
from 3 stores

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Adtran TSU LT (3rd Gen) DSU / CSU (1203060L1)
The ADTRAN TSU LT is a low cost, full-featured T1/FT1 Data Service/ Channel Service Unit (DSU/CSU). The TSU LT provides an interface between T1 or Fractional T1 service and the end user's Data Terminal Equipment (DTE) for applications such as LAN to LAN bridging, Frame Relay circuit termination and ... More
$691.00 - $691.00
from 1 store

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Adtran DSU III AR (1202011L1)
The ADTRAN DSU III AR is a technologically advanced, high performance data service unit/channel service unit. This unit provides a reliable interface between the digital data service (DDS) or 4-wire Switched 56 (SW56) network and the customer's data terminal equipment (DTE). The unit is an all-rate ... More
$285.00 - $463.00
from 3 stores

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Adtran T1 ESF CSU Smart Card DSU / CSU (1202066L1)
The ADTRAN T1 ESF CSU is a full-featured T1 Channel Service Unit used to connect T1 data terminal equipment (DTE) such as a PBX, switch or channel bank to T1 facilities. Capable of interfacing to both B8ZS or AMI circuits, the T1 ESF CSU can convert signal formats or line code to integrate older equ ... More
$672.00 - $700.00
from 3 stores

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Adtran (4200169L1) DSU / CSU
The ADTRAN TSU ESP is a full-featured T1/FT1 Data Service/Channel Service Unit (DSU/CSU) with an integral SNMP agent and optional, modular dial backup (DBU) capabilities. It provides an interface between T1 or Fractional T1 service and the customer's data terminal equipment (DTE). The TSU ESP provid ... More
$800.00 - $800.00
from 2 stores

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ADC Kentrox Kentrox T-SERV II DSU / CSU (77115)
The T-SERV II T1 Basic Channel Service Unit (CSU) meets all FCC and carrier requirements for a standard interface between the user and the network. Its transparent operation passes AMI/B8ZS and ESF/D4 enhanced T1 formats unaltered. ??All basic CSU functions are contained in the T-SERV II CSU, includ ... More
$696.00 - $708.00
from 2 stores

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ADC Kentrox Kentrox DataSMART 658 DSU / CSU (72658)
The DataSMART 658 Single-Port Add/Drop DSU/CSU is designed for businesses that require both voice and data services. With the DataSMART 658, you can integrate your voice traffic from a T1 PBX and data or Internet traffic onto a single T1/FT1 line, avoiding multiple WAN access charges.??The DataSMART ... More
$1,225.00 - $1,225.00
from 1 store

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Adtran TSU V.35 DSU / CSU (1202077L1)
ADTRAN designs, develops, and manufactures ADvanced TRANsmission products for high-speed digital communications. ADTRAN commitment to total customer satisfaction requires continually developing and improving products to meet changing needs while maintaining the highest level of quality. That's why a ... More
$683.00 - $683.00
from 1 store

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3Com Multi-function Interface Module DSU / CSU (3C13769)
Maximize Performance with Optional Interface Modules. These Multi-function Interface Modules (MIMs) provide a variety of expansion options that let you enhance router performance to optimize network operation. Customize your network to your business needs.
$159.00 - $159.00
from 1 store

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ADC Kentrox DataSMART T1 MAX DSU / CSU (01-72561XXX)
The DataSMART T1 MAX Dual-Port features two data ports, allowing video and data to be integrated onto a single network service. In addition, the two data ports have programmable interfaces allowing them to support a variety of data equipment including routers and video codecs.
$190.00 - $200.00
from 2 stores

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Adtran DSU III AR (1200127L1#HS)
The ADTRAN Dual DSU III Module is one of several expansion modules for the TSU multiplexer family of products. This module should be selected when the customer's data terminal equipment (DTE) needs to be connected to the Digital Data Service (DDS) or the Switched 56 network using a T1 line. The modu ... More
$295.00 - $295.00
from 1 store

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ADC Kentrox (77020) DSU / CSU
Kentrox as a leading global supplier of transmission and networking systems performs critical functions that ensure the quality and reliability of broadband networks throughout the world. Kentrox offers you cost-effective network access products that provide an increasing range of features and opti ... More
$802.00 - $802.00
from 1 store

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3Com Multi-function Interface Module DSU / CSU (3C13765)
Maximize Performance with Optional Interface Modules. These Multi-function Interface Modules (MIMs) provide a variety of expansion options that let you enhance router performance to optimize network operation. Customize your network to your business needs.
$1,000.00 - $1,265.00
from 2 stores

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ADC Kentrox DataSMART 656 DSU / CSU (k-72656)
The DataSMART 656 combines ease of installation, intelligent operation and application flexibility. Designed for smaller offices or remote sites, it offers reliable connectivity for high-speed data or video network access. Includes Ethernet connection and front-panel LCD for simplified local managem ... More
$820.00 - $820.00
from 1 store

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Adtran DSU III AR (1200034L1)
The ADTRAN DSU III AR is a technologically advanced, high performance data service unit/channel service unit. This unit provides a reliable interface between the digital data service (DDS) or 4-wire Switched 56 (SW56) network and the customer's data terminal equipment (DTE). The unit is an all-rate ... More
$249.00 - $249.00
from 1 store

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Motorola (49159) DSU / CSU
The Motorola 3512 Data Service Unit (DSU), with integral Channel Service Unit (CSU), is an intelligent, multi-rate digital product, with multi-channel and restoral options ideally suited for today's digital environment. The 3512 is available in both managed (3512 NMS) and non-managed (3512) versions ... More
$28.00 - $28.00
from 1 store

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Adtran (1200060L2) DSU / CSU
The ADTRAN TSU is a low-cost, full-featured T1/FT1 data service unit/ channel service unit (DSU/CSU). The TSU provides an interface between T1 or Fractional T1 service and the end user's data terminal equipment (DTE) for applications such as LAN to LAN bridging, Frame Relay circuit termination and v ... More
$320.00 - $320.00
from 1 store

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Adtran DSU III DBU S2W (1200067L1)
The ADTRAN DSU III DBU, a high-performance rackmount data channel service unit (DSU/CSU), provides an interface between the digital data service (DDS) and the customers data terminal equipment (DTE) while providing automatic switched dial backup (DBU) of the dedicated circuit. This is the 1B+D ISDN ... More
$619.00 - $619.00
from 1 store

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Adtran DSU III TDM (1200063L1)
The ADTRAN DSU III TDM, a full-featured four-port digital data service (DDS) data service unit/channel service unit (DSU/CSU), connects up to four DTE devices to a single 56/64 kbps DDS circuit. One communications link is shared by up to four DTE devices through time division multiplexing (TDM). The ... More
$399.00 - $399.00
from 1 store

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Cisco (DS58-12CT1=) DSU / CSU
The DS5800 supports channelized T1 and PRI interfaces. The CT1 trunk card provides physical termination for up to 12 T1/Primary Rate Interface (PRI) lines, includes channel service units (CSUs), and connects directly to the telco network. You can put up to four cards in the DS5814. Cables for connec ... More
$795.00 - $795.00
from 1 store

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ADC Kentrox Datasmart SPort 556 DSU / CSU (72556)
ADC as a leading global supplier of transmission and networking systems performs critical functions that ensure the quality and reliability of broadband networks throughout the world. ADC offers you cost-effective network access products that provide an increasing range of features and options. The ... More
$31.00 - $31.00
from 1 store

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ADC DSX 1 DSU / CSU (CADSX1)
Campus-RS CSU/DS1/DSX-1 interface modules install directly into a Campus-RS remote unit or Campus-RS Star concentrator and provide direct access to a T1 (1.544 Mbps) network. These interface cards, which feature fully integrated DSU/CSU capabilities, simplify installation and reduce the overall cost ... More
$217.00 - $217.00
from 1 store

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Adtran T1 CSU ACE DSU / CSU (1200022L2)
The ADTRAN T1 CSU ACE is a compact, full-featured T1 channel service unit used to connect T1 data terminal equipment (DTE) and T1 facilities. The unit is designed to provide alarms, loopbacks, signal regeneration, line build out, and surge protection, as well as maintain 1s density for the DTE and T ... More
$120.00 - $120.00
from 1 store

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