To support analog voice applications in the TSU multiplexer, ADTRAN has several modules available that provide FXS, FXO and E&M interfaces. For flexibility, the analog voice modules come in a variety of formats. These modules provide a quick and simple upgrade path for TSU multiplexers requiring... Read more

$487.00 - $572.00

The Catalyst 6000 family 8-port T1/E1 PSTN interface module is a high-density, 8-port, T1/E1 Voice over IP (VoIP) module that can support digital T1/E1 connectivity to the Public Switched Telephone Network (PSTN) or transcoding and conferencing. The module requires an IP address, is registered with ... Read more

$934.00 - $1200.00

AIM-VOICE-30 is an advanced integration module capable of supporting up to 30 voice or fax channels when used in a Cisco 2600 series or Cisco 3660 router with one of the T1/E1 voice/WAN interface cards (such as VWIC-1T1). This AIM includes powerful DSPs that are used for a number of voice processing... Read more

$1828.00 - $2975.00

The HiGain Line Unit HLU-319 L5 is the Central Office (CO) side of a repeaterless T1 transmission system. The HLU-319 L5 is designed to mount in 3192 mechanics shelves. When used in conjunction with a HiGain Remote Unit (HRU), the system provides 1.544 Mbps transmission on two unconditioned copper p... Read more

$186.00 - $186.00

Networking solutions from 3Com represent flexible and expandable platforms ready for expansion and new features accommodation. 3Com provides these platforms with various modules to satisfy customer specific requirements. ... Read more

$117.00 - $329.00

3Com® SuperStack® 3 Remote Access System 1500 base or expansion unit lets you offer your users reliable digital Internet access and/or remote LAN access. The card has two ISDN modems on board and is very simple to install. ... Read more

$435.00 - $590.00

Modems are the most widely used way to get online, from big cities to the backwoods. And all the modems that 3Com offers to you are part of a long and distinguished line of award-winning, history-making products that connect people to information, ideas and each other. ... Read more

$427.00 - $995.00

The digital modem network modules significantly enhance the dial access flexibility and scalability of the Cisco 3600 series platform. Each network module supports up to 30 digital modems. The digital modem network modules use either the single or dual PRI network modules to offer support for up to ... Read more

$225.00 - $390.00

Perle Systems provides network connectivity solutions that link users reliably and securely to central servers for a multitude of essential business applications. It's a trusted partner and the only company to offer essential WAN and LAN connectivity for today's leading e-business platforms. Perle d... Read more

$247.00 - $315.00

Perle Systems provides network connectivity solutions that link users reliably and securely to central servers for a multitude of essential business applications. It's a trusted partner and the only company to offer essential WAN and LAN connectivity for today's leading e-business platforms. Perle d... Read more

$430.00 - $505.00

The Perle P1700 series routers are extremely flexible high-performers that provide the corporate user with a high degree of investment protection. The routers offer many configuration options, with single or dual leased line speeds up to 2.048Mbps. P1700 routers boast a comprehensive software featur... Read more

$247.00 - $287.00

The Perle P2600 is one of the industry's most cost-effective and flexible central site routers. With simultaneous connections for up to 128 DLCIs (Frame Relay Data-link Connection Identifiers) or 14 remote offices connected using modular WAN interfaces, the P2600 handles the pressure and traffic of ... Read more

$247.00 - $299.00

Cisco offers a wide variety of connectivity, expansion and upgrade modules to accommodate the range of application needs in customer networks. The network modules assure customers that they can choose a connectivity solution that fits their requirements. As modular components, they are easily and in... Read more

$275.00 - $550.00

Perle Systems provides network connectivity solutions that link users reliably and securely to central servers for a multitude of essential business applications. It's a trusted partner and the only company to offer essential WAN and LAN connectivity for today's leading e-business platforms. Perle d... Read more

$429.00 - $483.00

Perle Systems provides network connectivity solutions that link users reliably and securely to central servers for a multitude of essential business applications. It's a trusted partner and the only company to offer essential WAN and LAN connectivity for today's leading e-business platforms. Perle d... Read more

$307.00 - $307.00

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$50.00 - $50.00

The ADTRAN Total Access Ear and Mouth /Transmit Only Dataport (E&M/TO) is an access module that plugs into a single channel slot of a Total Access 1500 platform. It provides an interface between a platform PCM interface and a Voice Frequency (Voice Frequency) transmission facility with E&M D... Read more

$125.00 - $167.00

The Dual T1/PRI module combines with other ATLAS components to implement a variety of WAN access products, including a T1 Bandwidth Manager, an ISDN Switch, and a Digital Access Cross-Connect System (DACS). The module provides two user ports, each of which can be independently configured to operate ... Read more

$645.00 - $645.00

The ADTRAN Dual OCU DP Module is an expansion module for the TSU Multiplexer family. Designed to provide full OCU DP operation for office applications, the module can be used to extend 64k DDS, Switched 56 or Frame Relay circuits up to 18, 000 feet from the multiplexer. For CPE applications, the Dua... Read more

$685.00 - $685.00

Cisco offers a wide variety of connectivity, expansion and upgrade modules to accommodate the range of application needs in customer networks. The network modules assure customers that they can choose a connectivity solution that fits their requirements. As modular components, they are easily and in... Read more

$470.00 - $470.00