GLC-2BX-D Cisco Mini GBIC SFP Transceiver Module LC Connector 10km

Cisco Mini GBIC SFP Transceiver Module

The Cisco GLC-2BX-D 2-channel 1000Base-BX-D BiDi CSFP Transceiver Module is a high-performance SFP (mini-GBIC) optical networking solution designed for reliable wired connectivity. With advanced bidirectional transmission, this module ensures efficient data flow across long-distance fiber optic infrastructures.

General Information

• Manufacturer: Cisco
• Part Number: GLC-2BX-D
• Device Type: SFP (mini-GBIC) Transceiver Module

Technical Specifications

• Wired networking solution
• Designed for enterprise-grade infrastructures
• 1000Base-BX-D bidirectional fiber optic cabling
• Supports efficient duplex communication

Data Protocols

• Gigabit Ethernet (GigE)
• Optimized for high-speed data transmission

Optical Specifications

• Wavelength: 1490 nm (Tx) / 1310 nm (Rx)
• Maximum Transfer Distance: 10 km (6.2 miles)

Expansion and Connectivity

• 2 x Ethernet 1000Base-BX-D ports
• Reliable duplex LC fiber connections

Compatible Slots

• 1 x SFP (mini-GBIC) slot
• Seamless integration with Cisco networking hardware

Key Advantages

• Compact SFP form factor for easy installation
• Supports long-distance fiber optic communication
• High-speed Gigabit Ethernet performance
• Reliable bidirectional data transmission
• Compatible with enterprise-grade Cisco systems

Cisco GLC-2BX-D SFP Mini GBIC Transceiver Module Overview

The Cisco GLC-2BX-D SFP Mini GBIC Transceiver Module LC Connector 10km is designed for organizations that require dependable Gigabit Ethernet connectivity across single-mode fiber infrastructure. This Small Form-Factor Pluggable (SFP) optical transceiver delivers stable data transmission while supporting long-distance communication over fiber optic cabling. As businesses continue expanding their network environments, reliable optical networking components become increasingly important for maintaining uninterrupted communication, reducing latency, and supporting enterprise-grade applications.

This optical transceiver is engineered to support bidirectional communication using a single strand of single-mode fiber, making it an efficient solution for organizations seeking to optimize existing fiber infrastructure. The compact SFP form factor enables flexible deployment across numerous Cisco networking devices while simplifying installation, replacement, and future network upgrades. Whether deployed in enterprise campuses, telecommunications environments, educational institutions, healthcare facilities, industrial facilities, or data centers, this transceiver provides dependable Gigabit performance with excellent signal integrity over distances reaching up to 10 kilometers.

Designed for Reliable Gigabit Ethernet Connectivity

Consistent Network Performance

The Cisco GLC-2BX-D is engineered to maintain reliable Gigabit Ethernet communication across demanding network environments. Modern businesses depend upon uninterrupted connectivity for cloud applications, unified communications, virtualization, remote collaboration, and centralized storage systems. This SFP transceiver helps ensure that these critical services operate with minimal interruption by delivering stable optical transmission characteristics.

Network administrators appreciate the predictable performance provided by Cisco optical modules because they reduce compatibility concerns while maintaining consistent communication between switches, routers, and aggregation devices. Reliable optical performance also minimizes packet loss, improves application responsiveness, and supports bandwidth-intensive workloads throughout enterprise environments.

Enterprise-Class Optical Technology

Enterprise networking requires hardware capable of maintaining consistent operation around the clock. The Cisco GLC-2BX-D incorporates optical transmission technology optimized for continuous operation within demanding business environments. The module supports long operational lifecycles while maintaining signal quality across extended transmission distances, helping organizations reduce maintenance requirements and improve overall network reliability.

Compact Small Form-Factor Pluggable Design

Space-Efficient Deployment

The compact Small Form-Factor Pluggable design allows network engineers to maximize switch port density without sacrificing flexibility. Modern enterprise switches often contain dozens of SFP ports, making compact transceiver modules essential for supporting high-density network deployments.

The reduced physical footprint enables organizations to deploy numerous fiber connections within limited rack space while maintaining organized cable management and simplified equipment maintenance.

Hot-Swappable Installation

The hot-swappable capability allows administrators to replace or install transceiver modules without powering down network equipment. This minimizes service interruptions and significantly reduces maintenance windows. Organizations operating twenty-four hours a day benefit from this capability because critical network infrastructure can remain operational while upgrades or replacements occur.

Bidirectional Fiber Communication Technology

Single Fiber Transmission

One of the defining characteristics of the Cisco GLC-2BX-D is its bidirectional optical communication capability. Rather than requiring two separate fiber strands for transmitting and receiving data, the module supports communication over a single strand of single-mode fiber. This design allows organizations to maximize the utilization of existing fiber infrastructure while reducing deployment complexity.

Efficient Infrastructure Utilization

Many organizations possess limited fiber resources between buildings or remote facilities. By transmitting and receiving data through different optical wavelengths over the same fiber strand, network engineers can effectively double the utilization of existing fiber infrastructure without installing additional cabling.

Lower Infrastructure Costs

Reducing the number of required fiber strands can significantly decrease installation expenses, especially for long-distance outdoor fiber deployments where trenching, conduit installation, and cable replacement represent substantial costs. Organizations benefit from lower capital expenditures while maintaining high-speed Gigabit connectivity.

LC Optical Connector Compatibility

Industry-Standard Connectivity

The LC connector has become one of the most widely adopted optical connector standards within enterprise networking. The Cisco GLC-2BX-D utilizes an LC connector interface that provides secure fiber termination while maintaining low insertion loss and dependable optical performance.

The compact LC connector also enables higher connection density within patch panels, switches, and fiber distribution systems. This makes network installations cleaner, easier to manage, and more scalable as infrastructure expands.

Improved Cable Management

Fiber management contributes significantly to long-term network reliability. LC connectors support organized routing within equipment racks while reducing cable congestion. Organized cable layouts simplify maintenance procedures, accelerate troubleshooting, and reduce accidental cable disconnections.

Support for Single-Mode Fiber Networks

Long Distance Communication

The Cisco GLC-2BX-D is specifically designed for deployment across single-mode fiber infrastructure. Single-mode fiber enables significantly longer communication distances compared to multimode fiber while maintaining excellent signal quality and lower attenuation.

Organizations connecting separate office buildings, educational campuses, manufacturing facilities, hospitals, or metropolitan branch offices often rely upon single-mode fiber because of its superior transmission characteristics. The 10-kilometer operating range allows administrators to interconnect geographically separated locations while maintaining reliable Gigabit Ethernet performance.

Excellent Signal Integrity

Single-mode fiber minimizes signal dispersion and optical attenuation across long transmission distances. This contributes to improved communication stability, consistent throughput, and dependable network operation under demanding workloads.

Compatibility with Cisco Networking Equipment

Seamless Integration

The Cisco GLC-2BX-D has been developed for compatibility with numerous Cisco networking platforms supporting Gigabit Ethernet SFP interfaces. This integration simplifies deployment because administrators can install the module into supported switches and routers with confidence that operational compatibility has been thoroughly validated.

Simplified Network Expansion

Organizations frequently expand network capacity as business operations grow. The standardized SFP interface enables flexible network scaling by allowing administrators to add optical connectivity without replacing existing networking equipment. This modular approach supports cost-effective infrastructure growth while protecting prior hardware investments.

Applications Across Enterprise Networks

Campus Network Connectivity

Large educational institutions, universities, and corporate campuses often require dependable fiber connections between multiple buildings. The Cisco GLC-2BX-D provides reliable Gigabit communication across campus environments while supporting centralized servers, wireless infrastructure, security systems, and administrative networks.

Business Office Interconnection

Organizations operating multiple office buildings frequently deploy fiber infrastructure between facilities. This optical transceiver enables secure, high-speed communication supporting business applications, voice services, file transfers, and centralized management platforms.

Industrial Network Infrastructure

Manufacturing plants increasingly rely upon fiber networking to connect production systems, industrial controllers, monitoring equipment, and administrative networks. Long-distance optical communication helps maintain stable connectivity within electrically noisy industrial environments.

Healthcare Network Deployments

Hospitals and medical facilities require dependable networking for electronic health records, diagnostic imaging systems, laboratory equipment, surveillance platforms, and administrative applications. Reliable optical connectivity helps support uninterrupted access to mission-critical healthcare systems.

Performance Advantages for Modern Businesses

Reduced Electromagnetic Interference

Fiber optic communication is inherently resistant to electromagnetic interference, making the Cisco GLC-2BX-D suitable for deployment near industrial equipment, electrical infrastructure, or environments where copper networking may experience interference-related performance issues.

Improved Network Stability

Stable optical communication contributes to consistent application performance, reduced retransmissions, and improved overall user experience. Organizations benefit from predictable network behavior that supports both business productivity and IT operational efficiency.

Supporting Data Center Connectivity

Reliable Server Communication

Modern data centers require dependable network infrastructure connecting servers, storage systems, virtualization platforms, backup appliances, and aggregation switches. The Cisco GLC-2BX-D provides reliable Gigabit optical links that contribute to efficient data center operations.

Storage Network Support

Organizations implementing centralized storage infrastructures require stable network connectivity for backup operations, disaster recovery, and virtual machine communication. Optical networking helps maintain consistent throughput while supporting storage-intensive workloads.

Energy Efficient Optical Networking

Optimized Power Consumption

The compact SFP architecture supports efficient power utilization while delivering enterprise-grade optical performance. Lower power consumption contributes to reduced operating costs across large network deployments containing numerous optical interfaces.

Thermal Efficiency

Efficient thermal characteristics contribute to improved equipment reliability while reducing cooling requirements within networking cabinets and data centers. Maintaining stable operating temperatures helps extend equipment lifespan and improve infrastructure reliability.

Network Scalability and Future Expansion

Flexible Infrastructure Growth

Organizations continuously evolve their network environments to accommodate new applications, cloud services, additional employees, and expanding business operations. The modular nature of SFP transceivers allows administrators to increase optical connectivity as network demands change.

Investment Protection

Deploying standardized Cisco optical modules supports long-term infrastructure planning. Organizations can expand, upgrade, or reconfigure networks without replacing entire switching platforms, allowing existing investments to continue delivering operational value.

Dependable Optical Components for Mission-Critical Networks

Reliable Business Communication

Business operations increasingly depend upon uninterrupted network connectivity supporting cloud computing, collaboration platforms, video conferencing, cybersecurity systems, financial applications, and enterprise resource planning software. Reliable optical transceivers play an important role in maintaining these critical communication pathways.

Continuous Network Availability

Maintaining network uptime is essential for organizations operating around the clock. The Cisco GLC-2BX-D contributes to dependable infrastructure by supporting consistent optical transmission across long-distance fiber links while minimizing downtime associated with unreliable network components.