Cisco GLC-SX-MMD= 1000Base SX Multi Mode Fiber Duplex Refurbished

The Cisco GLC-SX-MMD= 1000Base-SX Multi-Mode Fiber Transceiver Module is a critical component in modern networking, providing a reliable and high-speed connection for data transmission. In this comprehensive explanation, we will delve into the various aspects of this transceiver module, including its technical specifications, features, and applications

The Cisco GLC-SX-MMD= is a Small Form-Factor Pluggable (SFP) Transceiver Module designed for Gigabit Ethernet applications. It operates on the 1000Base-SX standard, indicating its compatibility with multi-mode fiber optic cables. This module is well-suited for scenarios where high-speed and efficient data transfer is essential.

Data Transfer Standard: 1000Base-SX

The GLC-SX-MMD= module adheres to the 1000Base-SX standard, ensuring compatibility with Gigabit Ethernet networks. This standard specifies the use of short-wavelength signals over multi-mode fiber optic cables for high-speed data transmission.

Fiber Type: Multi-Mode Fiber

The GLC-SX-MMD= module is optimized for use with multi-mode fiber optic cables. Multi-mode fibers allow multiple light modes to propagate simultaneously, making them suitable for shorter-distance transmissions within networking environments.

Transmission Distance: 550m

This transceiver module supports a transmission distance of up to 550 meters. This makes it ideal for applications where devices are in relatively close proximity, such as within the same building or data center.

Wavelength: 850nm

The module operates at a wavelength of 850nm. This specific wavelength is well-suited for multi-mode fiber optic cables, contributing to efficient data transmission over short to medium distances.

Connector Type: Duplex Low Current (LC)

The GLC-SX-MMD= module is equipped with a Duplex Low Current (LC) connector. The duplex configuration allows for simultaneous transmission and reception of data, while the LC connector type is known for its compact design and reliable performance.

Form-Factor: Small Form-Factor Pluggable (SFP)

The Small form-factor pluggable (SFP) design of the GLC-SX-MMD= module ensures compatibility with various networking devices. SFP modules are hot-swappable, allowing for easy installation and replacement without disrupting the entire network.

Alternate Name: Mini-GBIC Transceiver Module

The GLC-SX-MMD= is sometimes referred to as a Mini-GBIC (Gigabit Interface Converter) Transceiver Module. This alternative name underscores its role in converting Gigabit Ethernet signals and its compact form factor.

Hot-Swappable Design

One of the key features of the GLC-SX-MMD= module is its hot-swappable design. This means that the module can be replaced or installed without shutting down the entire network. This feature is especially valuable for minimizing downtime during maintenance or upgrades.

Digital Optical Monitoring (DOM)

The GLC-SX-MMD= module supports Digital Optical Monitoring (DOM), allowing for real-time monitoring of the module's parameters. This feature enables network administrators to gather critical information about the module's performance, including optical power levels and temperature.

Low Power Consumption

Efficient power consumption is a noteworthy feature of the GLC-SX-MMD= module. Designed to operate with minimal power requirements, the module contributes to overall energy efficiency in networking environments, making it an environmentally friendly option.

Wide Compatibility

The SFP design of the GLC-SX-MMD= module enhances its compatibility with a variety of networking equipment. This flexibility allows it to be used in switches, routers, and other devices, providing a versatile solution for different networking scenarios.

The GLC-SX-MMD= module is well-suited for enterprise networks, where high-speed and reliable connections are essential for the efficient operation of various devices. Its compatibility with multi-mode fiber optic cables makes it a suitable choice for short to medium-distance connections within office buildings.

In data center environments, where the transmission of large volumes of data between servers and storage systems is crucial, the GLC-SX-MMD= module finds its application. The 550m transmission distance is suitable for interconnecting devices within the same data center.

Campus networks, spanning university campuses or large corporate facilities, benefit from the GLC-SX-MMD= module's high-speed data transfer capabilities. Its compatibility with multi-mode fiber optics and relatively short transmission distance make it an optimal choice for connecting devices within a campus network.

The GLC-SX-MMD= module is suitable for telecommunication networks where high-performance components are necessary for the transmission of data, voice, and multimedia. Its compatibility with multi-mode fiber optics aligns with the requirements of telecommunication infrastructure.

Design Considerations of the SFP Transceiver

The Cisco GLC-SX-MMD= is a small form-factor pluggable (SFP) transceiver module that supports Gigabit Ethernet data rates over multi-mode fiber optic cables. Here are some design considerations of this module:

• Compatibility: The GLC-SX-MMD= SFP module is designed to be compatible with a wide range of Cisco networking equipment, including routers, switches, and wireless access points. When selecting an SFP module, it's important to ensure that it's compatible with your equipment to ensure proper operation.
• Fiber Type: The GLC-SX-MMD= module supports multi-mode fiber optic cables with a maximum range of 550 meters. When designing a fiber optic network, it's important to select the appropriate fiber type based on the required data rate, distance, and other factors.
• Connector Type: The GLC-SX-MMD= module features LC duplex connectors, which are small and easy to use. LC connectors are commonly used in data center environments where space is at a premium.
• Wavelength: The GLC-SX-MMD= module operates at a wavelength of 850 nanometers (nm), which is the standard for multi-mode fiber optic cables. When designing a fiber optic network, it's important to select the appropriate wavelength based on the fiber type and other factors.
• Power Consumption: The GLC-SX-MMD= module has a maximum power consumption of 1 watt, which is relatively low compared to other SFP modules. This is an important consideration when designing a network with multiple SFP modules, as the total power consumption can add up quickly.
• Hot-Swappable: The GLC-SX-MMD= module is hot-swappable, which means it can be inserted or removed from a running network device without shutting down the device. This is an important feature for networks that require high availability and minimal downtime.

Testing and validation are critical processes in ensuring the functionality and reliability of the Cisco GLC-SX-MMD= 1000Base SX Multi-Mode Fiber Duplex SFP Transceiver Module. This module is designed to provide high-speed data transmission over a multi-mode optical fiber network, making it an essential component in a wide range of networking applications.

Testing and validation are important for several reasons:

• Performance: Testing and validation ensure that the module performs as expected, meeting the specified parameters for data transfer rates, signal strength, and other performance metrics.
• Compatibility: Testing and validation ensure that the module is compatible with other networking equipment, such as switches, routers, and servers.
• Reliability: Testing and validation help identify any potential issues or defects that could impact the module's reliability, ensuring that it operates consistently over time.
• Safety: Testing and validation also help ensure that the module meets safety standards and does not pose any risk to users or the network.

• Manufacturer: Cisco
• Part Number or SKU# GLC-SX-MMD=
• Product Type: Transceiver Module

• Application/Usage: Optical Network
• Application/Usage: Data Networking
• Transceiver Type: SFP (mini-GBIC)
• Connectivity Technology: Wired
• Form Factor: Plug-in module

• Total Number of Ports: 1
• Connector Type: LC/PC
• Interfaces/Ports Details: 1 x LC/PC Duplex 1000Base-SX Network

• Media Type Supported: Optical Fiber
• Fiber Optic Cable Standard: 62.5 µm, 50 µm
• Fiber Mode Supported: Multi-mode
• Ethernet Technology: Gigabit Ethernet
• Network Technology: 1000Base-SX
• Compatible Networks: 1000 MBPS (1 GBPS)
• DDM: Yes
• Fiber Operating Mode: Full-Duplex
• Max Transfer Distance: 550 M (1804 ft)
• Maximum Data Transfer Rate: 1.25 GBPS
• MTBF: 3,381,761 Hours
• Wavelength: 850NM

• Power Consumption (In Watts): 1 W

• Min Operating Temperature: 32 °F
• Max Operating Temperature: 158 °F
• Humidity Range Operating: 5 - 95%

Miscellaneous

Compatibility

• Multisource Agreement Compliant
• Cisco ME 3400
• Catalyst Express 500
• Catalyst Express 520
• Cisco ME 4900 Series
• Catalyst 2960-S Series
• Catalyst 2960 series
• Catalyst 2950 Series
• Catalyst 2970 series
• Catalyst 3550 Series
• Catalyst 3560-E Series
• Catalyst 3560-X Series
• Catalyst 3750 series
• Catalyst 3750-E Series
• Catalyst 3750-X Series
• Catalyst 3560 Series
• Cisco IE3010 series
• Catalyst 4500 series
• Catalyst 4900 Series
• Catalyst 6500 series
• Cisco Catalyst 2350 Series
• Cisco Catalyst 2360 Series
• Cisco Catalyst 3000 and 3100 Blade Switches
• Cisco Nexus 7000 Series
• Cisco uBR7200 Series
• Cisco 7300 Series Router
• Cisco 7600 Series Router
• Cisco uBR10000 Series Router
• Cisco MWR 2941 Mobile Wireless Routers

In summary, the Cisco GLC-SX-MMD= 1000Base-SX Multi-Mode Fiber Transceiver Module is a versatile and reliable component in networking. Its adherence to the 1000Base-SX standard, compatibility with multi-mode fiber optics, and features such as hot-swappability and low power consumption make it an ideal choice for various applications. From enterprise networks to data centers and telecommunication infrastructure, the GLC-SX-MMD= module plays a crucial role in facilitating high-speed and efficient data transfer. As networking technology continues to evolve, the Cisco GLC-SX-MMD= remains a steadfast solution for meeting the demands of modern, high-performance networks.