Cisco HWIC-1DSU-T1= Interface Card Voice WAN Factory Sealed New

In the world of networking, the Cisco HWIC-1DSU-T1= Interface Card stands out as a crucial component for Voice Wide Area Network (WAN) connectivity. This comprehensive guide aims to provide a detailed understanding of this 1 port interface card, its features, applications, and how it plays a pivotal role in voice communication over wide-area networks.

Voice WAN Interface Cards, commonly referred to as VWICs, are specialized hardware components designed by Cisco to facilitate voice communication across networks. These cards are integral in connecting traditional telephony systems to modern IP-based networks, ensuring seamless voice transmission over WANs. The Cisco HWIC-1DSU-T1= is a specific variant of the Voice WAN Interface Card tailored for T1 connections. T1, or T-carrier, is a high-speed digital communication link commonly used in telecommunications. This HWIC variant is engineered to support voice communication over T1 connections, making it a valuable asset for organizations relying on T1 infrastructure for their communication needs.

The primary feature of the Cisco HWIC-1DSU-T1= is its compatibility with T1 lines. T1 is a digital transmission technology widely used in telecommunications for high-speed data and voice communication.

Unlike generic interface cards, the HWIC-1DSU-T1= is specifically crafted to support voice traffic. This makes it an ideal choice for organizations that rely on voice communication over their wide-area networks.

In addition to voice support, the interface card offers high-speed data transmission capabilities. This is crucial for businesses with data-intensive applications and the need for seamless connectivity.

The HWIC-1DSU-T1= combines the functions of a Data Service Unit (DSU) and Channel Service Unit (CSU) into a single integrated device. This integration simplifies the setup process and ensures efficient data transfer.

Cisco is renowned for prioritizing network security in its products, and the HWIC-1DSU-T1= is no exception. The interface card comes equipped with security features to safeguard data and voice transmissions over the network.

The Cisco HWIC-1DSU-T1= finds widespread use in enterprise networking scenarios. Its T1 compatibility, combined with voice support, makes it an invaluable asset for organizations with distributed offices that require reliable and efficient communication.

Voice over Internet Protocol (VoIP) has become a standard for voice communication in many organizations. The HWIC-1DSU-T1= plays a crucial role in VoIP deployments, ensuring that voice traffic is transmitted seamlessly over T1 lines.

For businesses with remote offices or branches, the HWIC-1DSU-T1= offers an effective solution for establishing connectivity over T1 lines. This is particularly beneficial for maintaining consistent communication between headquarters and remote locations.

As organizations grow, so does the need for scalable and reliable networking solutions. The HWIC-1DSU-T1= supports network expansion by providing an additional interface for T1 connections, accommodating the increased demand for voice and data transmission.

Enterprise Telephony and T1 Connections

Large enterprises, characterized by a high volume of voice communication needs, commonly turn to T1 connections to fulfill their requirements. T1 connections, with their ability to transmit data at a rate of 1.544 megabits per second, provide the bandwidth necessary for handling substantial voice traffic within an organization. The HWIC-1DSU-T1= emerges as a key enabler in such scenarios, seamlessly integrating voice communication into the overall network infrastructure.

T1 Connections

T1 connections have long been favored in enterprise environments due to their reliability and high-speed capabilities. With 24 channels, each capable of transmitting 64 kilobits per second, T1 lines offer a dedicated and stable pathway for voice communication. This makes them ideal for large enterprises where uninterrupted communication is paramount.

The Role of HWIC-1DSU-T1= in Enterprise Telephony

The HWIC-1DSU-T1= module proves instrumental in harnessing the full potential of T1 connections within large enterprises. This hardware interface card, designed for integration with routers, facilitates the smooth incorporation of T1-based voice communication into the broader network infrastructure. It acts as a bridge, ensuring that voice traffic flows seamlessly across the T1 lines, contributing to efficient and reliable enterprise telephony.

Unified Communications Strategies

In the contemporary landscape, businesses are increasingly adopting unified communications strategies that consolidate voice, video, and data into a single, integrated platform. This strategic shift aims to streamline communication processes, enhance collaboration, and boost overall operational efficiency. In this context, the HWIC-1DSU-T1= module assumes a pivotal role as a vital link in incorporating T1-based voice communication into the unified framework.

• Manufacturer: Cisco
• Part Number or SKU# HWIC-1DSU-T1=
• Product Type: Interface Card

• Application/Usage
• Designed for Wide Area Network (WAN) applications.

• Total Number of Ports: 1
• Connector Type: RJ-48
• Interface Details: 1 x RJ-48 T1/FT1 WAN

• Ethernet Technology: Ethernet
• Network Technology: T1/FT1
• Connectivity Media: Copper T1
• Data Transfer Rate: 1.54 Mbps T1

• Type: DSU/CSU
• Enclosure Type: Integrated, Plug-in module
• Interface Type: HWIC
• Connectivity Technology: Wired

• Form Factor: Internal
• Bus: HWIC
• Network Interface Specifications:
• Transmit Bit Rate: 1.544 Mbps +/- 50 bps
• Receive Bit Rate: 1.544 Mbps +/- 100 bps
• Line Code: AMI, B8ZS
• AMI One's Density

• UL 60950 (United States)
• CAN/CSA 22.2, CSA60950 (Canada)
• GB 4943 (China)
• AS/NZS 60950 (Australia/New Zealand)
• EN60950 (Europe)
• IEC 60950 (International)

Expansion/Connectivity

• Interfaces: 1 x modem - T1 - RJ-48
• Compatible Slots: 1 x HWIC

Environmental Parameters

• Min Operating Temperature: 32 °F
• Max Operating Temperature: 104 °F
• Humidity Range Operating: 10 - 85%

Compatibility Information

• Explore compatibility with various Cisco router models, including but not limited to:
• Cisco 1841, 1941, 2801, 2821, 2851, 2911, 2921, 2951, 3825, 3845, 3925, 3925E, 3945, 3945E

Overall, the Cisco HWIC-1DSU-T1= Interface Card stands as a reliable and versatile solution for voice communication over wide-area networks. Its compatibility with T1 lines, integrated DSU/CSU functionality, and support for high-speed data transmission make it a valuable asset for businesses of all sizes. By understanding its features, applications, installation, and maintenance procedures, network administrators can leverage the full potential of the HWIC-1DSU-T1= to ensure seamless voice communication in their organizations.