PA-T3+ Cisco Serial Port Adapter 1 Port T3

Cisco PA-T3+ 1-Port T3 Serial Port Adapter

The Cisco PA-T3+ 1-Port T3 Serial Port Adapter is a high-performance networking module designed to provide reliable DS3/T3 WAN connectivity for enterprise routing environments. Built for Cisco router platforms, this adapter delivers efficient data communication through a single T3 interface while supporting advanced framing, diagnostics, and transmission technologies for dependable network operations.

Product Information

• Brand: Cisco
• Part Number: PA-T3+
• Device Type: Serial Port Adapter

Technical Specifications

• Network Technology: T3 / DS3
• Maximum Data Rate: 44.74 Mbit/s
• Maximum Transmission Distance: Up to 450 feet
• Supported Medium: Coaxial cable

Key Features of Cisco PA-T3+ T3 Port Adapter

• Provides one high-speed T3 WAN interface for enterprise networking.
• Supports full-duplex DS3 connectivity through BNC connections.
• Designed for Cisco 7200 and compatible router platforms.
• Delivers data transfer speeds up to 44.74 Mbit/s.
• Includes integrated DSU functionality for simplified deployment.
• Supports advanced WAN management and diagnostic features.

High-Speed T3 WAN Connectivity

• Supports T3 network technology.
• Provides peak throughput of up to 44.74 Mbit/s.
• Designed for consistent WAN performance.
• Ideal for professional data networking applications.

Single-Port BNC T3 Interface Design

• 1 x BNC female T3 WAN interface.
• 1 x BNC T3 connection support.
• Full-duplex transmission capability.
• Coaxial cable media compatibility.

Integrated DSU Capabilities

• Integrated DSU support.
• Reduces additional hardware requirements.
• Simplifies WAN connection management.
• Improves deployment flexibility.

Flexible Framing and Encoding

• Supports C-bit framing.
• Compatible with M13 framing.
• Provides bypass framing support.
• Uses B3ZS line coding for reliable transmission.

Enhanced Data Integrity Features

• Supports 16-bit CRC checking.
• Supports 32-bit CRC checking.
• Complies with DS3 Management Information Base standards (RFC 1407).
• Provides improved transmission monitoring.

WAN Optimization and Diagnostic Functions

• Supports local and remote loopback testing.
• Provides troubleshooting capabilities for WAN connections.
• Offers scrambling functionality for improved signal quality.
• Helps optimize available bandwidth usage.
• Supports efficient DS3 network management.

Operating Environment Specifications

• Minimum Operating Temperature: 32 °F
• Maximum Operating Temperature: 104 °F
• Humidity Range: 10% to 90% non-condensing

DSU Device Compatibility

• Compatible with DL3100 DSU systems.
• Compatible with Kentrox equipment.
• Compatible with Larscom solutions.

Router and Module Platforms

• Compatible with Cisco 7200 Series Routers.
• Compatible with Cisco 7401ASR Router.
• Compatible with VIP modules in Cisco 7000 Series Routers.
• Compatible with VIP modules in Cisco 7500 Series Routers.
• Compatible with Catalyst 6000 Series FlexWAN Module.

Benefits of Cisco PA-T3+ Port Adapter

• Provides dependable T3 bandwidth for demanding network applications.
• Combines DSU functionality with advanced WAN features.
• Supports flexible framing and encoding configurations.
• Enhances Cisco router connectivity capabilities.
• Offers reliable performance for enterprise communication systems.
• Designed for long-term operation in professional networking environments.

Cisco PA-T3+ 1 Port T3 Port Adapter

The Cisco PA-T3+ 1 Port T3 Serial Port Adapter is an enterprise networking interface solution designed to provide reliable high-speed T3 connectivity for compatible Cisco modular routing platforms. This adapter belongs to the category of Cisco serial interface modules that expand router capabilities by enabling dedicated WAN communication through T3 network connections. Built for organizations that require stable, predictable, and efficient data transmission, the Cisco PA-T3+ provides a practical solution for connecting enterprise networks, telecommunications systems, and wide area network infrastructures.

As businesses continue to depend on reliable communication between offices, data centers, service locations, and remote environments, network connectivity components play an essential role in maintaining operational efficiency. The Cisco PA-T3+ 1 Port T3 Serial Port Adapter allows organizations to extend their existing Cisco routing systems with specialized serial connectivity, helping support applications that require consistent bandwidth, dependable performance, and professional-grade network communication.

Cisco T3 Serial Port Adapter Technology

Serial port adapters are specialized networking components designed to provide additional interface options for modular routers. Unlike standard Ethernet interfaces, serial adapters are commonly used for dedicated WAN connections where controlled bandwidth, predictable transmission characteristics, and reliable long-distance communication are required. The Cisco PA-T3+ represents this category by delivering a single T3 interface that supports high-capacity serial networking applications.

The adapter is designed for environments where organizations need to integrate T3 services into their routing infrastructure. By adding a dedicated serial interface, businesses can connect to external networks, telecommunications services, or remote locations while maintaining centralized control through their Cisco routing platforms.

Single Port T3 Connectivity for Professional Networks

The Cisco PA-T3+ features one T3 serial port, providing a focused connectivity solution for organizations that require a dedicated high-speed WAN interface. A single-port design can be beneficial for deployments where one reliable T3 connection is needed without requiring additional interface capacity.

This type of adapter allows network administrators to customize router functionality according to specific infrastructure requirements. Instead of replacing existing networking equipment, organizations can expand capabilities by installing an appropriate interface adapter, helping maximize the value of their modular Cisco systems.

Enterprise Wide Area Network Connectivity

Wide area networks connect geographically distributed offices, facilities, and operational locations. Reliable WAN connectivity is essential for organizations that need continuous access to centralized resources, applications, and communication services.

The Cisco PA-T3+ 1 Port T3 Serial Port Adapter supports enterprise WAN designs by providing a dedicated interface for connecting remote locations and network resources. This enables businesses to maintain communication channels that support productivity, collaboration, and operational continuity.

Existing Network Infrastructure

Many organizations operate complex technology environments that include a combination of newer and legacy networking systems. Maintaining compatibility with existing infrastructure can help reduce unnecessary replacement costs and minimize operational disruption.

The Cisco PA-T3+ 1 Port T3 Serial Port Adapter provides a practical option for organizations that need to continue using T3-based connectivity while integrating those connections into modular Cisco routing environments.

Performance Advantages of Cisco PA-T3+ Serial Connectivity

Network performance depends on the ability of infrastructure components to deliver consistent and reliable communication. The Cisco PA-T3+ adapter is designed to support high-speed serial connectivity, allowing organizations to maintain efficient data transfer across wide area network connections.

By providing a dedicated T3 interface, the adapter helps support applications where stable bandwidth and dependable communication are important. This makes it a valuable component for enterprise environments that require professional networking performance.

Enhancing Cisco Router Functionality

Modular Cisco routers are designed to support expansion through interface adapters and additional networking components. The Cisco PA-T3+ enhances router functionality by adding specialized T3 connectivity without requiring a complete hardware upgrade.

This modular approach allows organizations to adapt their networking equipment according to changing requirements. Additional interfaces can be deployed when needed, providing greater flexibility in infrastructure planning.

Optimized Resource Utilization

Efficient use of existing networking resources is an important consideration for many organizations. Interface adapters allow businesses to expand capabilities while continuing to use established router platforms.

The Cisco PA-T3+ supports this approach by providing additional connectivity options through a compact and efficient hardware solution. Organizations can improve network functionality while maintaining their existing infrastructure investments.

Consistent Data Transmission Performance

Reliable data transmission is essential for business applications, remote communication, and network operations. The Cisco PA-T3+ provides a stable interface for T3 connections, helping maintain consistent communication between connected systems.

Professional networking environments require components that can operate effectively under continuous workloads. Serial adapters such as the Cisco PA-T3+ contribute to dependable network architectures by supporting reliable communication pathways.

Cisco PA-T3+ Adapter Integration and Compatibility

Successful network deployment requires careful consideration of compatibility, configuration requirements, and infrastructure objectives. The Cisco PA-T3+ 1 Port T3 Serial Port Adapter is designed for integration with compatible Cisco modular routing platforms, providing organizations with expanded connectivity options.

Before deployment, network administrators typically evaluate system compatibility, available router resources, and operational requirements to ensure the adapter meets their networking goals.

Modular Network Expansion

Modular networking systems provide flexibility by allowing organizations to customize hardware configurations. The Cisco PA-T3+ follows this design philosophy by offering a specialized interface that can be added to supported Cisco platforms.

This approach allows businesses to build networking solutions that match their specific communication requirements rather than relying on fixed hardware configurations.

Simplifying Network Architecture Planning

Effective network planning requires solutions that balance performance, scalability, and cost efficiency. Serial interface adapters provide additional design options for organizations managing complex communication environments.

The Cisco PA-T3+ helps network teams create flexible architectures by providing dedicated T3 connectivity within existing Cisco environments. This supports gradual infrastructure improvements and long-term technology planning.

Enterprise Connectivity Expansion Solution

As organizations expand, their communication requirements often increase. Additional locations, growing data demands, and evolving applications create the need for adaptable networking solutions.

The Cisco PA-T3+ 1 Port T3 Serial Port Adapter provides a specialized connectivity option for businesses that require dependable WAN communication. Its role within the Cisco networking ecosystem makes it a valuable component for professional environments where reliable serial connectivity remains important.