10GBASE-ER

Definition

10GBASE-ER is an Ethernet standard that supports 10 Gigabit Ethernet over fiber optic cables, specifically designed for long-distance data transmission. It can transmit data over distances up to 40 kilometers using single-mode fiber, making it ideal for connecting different locations within a metropolitan area or between data centers. This standard emphasizes the evolution of Ethernet technology to accommodate increasing bandwidth demands and the need for reliable communication over longer distances.

5 Must Know Facts For Your Next Test

1. 10GBASE-ER operates at a wavelength of 1550 nm and uses lasers to achieve higher performance over long distances.
2. It is compliant with the IEEE 802.3ae standard, which outlines various physical media specifications for 10 Gigabit Ethernet.
3. The standard's 'ER' designation stands for 'Extended Range,' highlighting its capability for longer distances compared to other 10G Ethernet standards.
4. Due to its long-distance capabilities, 10GBASE-ER is commonly used in metropolitan area networks (MANs) and for interconnecting data centers.
5. This standard requires specific types of transceivers, known as 10GBASE-ER transceivers, which must meet stringent performance criteria for effective operation.

Review Questions

• How does 10GBASE-ER compare to other 10 Gigabit Ethernet standards in terms of distance and medium used?
  • 10GBASE-ER is specifically designed for long-distance communication, allowing data transmission up to 40 kilometers using single-mode fiber. In contrast, other standards like 10GBASE-SR are optimized for shorter distances, typically up to 400 meters using multi-mode fiber. This distinction makes 10GBASE-ER suitable for scenarios where connectivity between distant locations is essential, such as in metropolitan networks or between data centers.
• Discuss the significance of the IEEE 802.3ae standard in relation to 10GBASE-ER and its evolution within Ethernet technology.
  • The IEEE 802.3ae standard plays a crucial role in defining the technical specifications for 10 Gigabit Ethernet, including the guidelines for 10GBASE-ER. Its introduction marked a significant evolution in Ethernet technology, enabling higher bandwidth capacities to meet growing network demands. This standard has facilitated advancements in network infrastructure by allowing more efficient data transmission over long distances, thereby supporting the expansion of high-speed networking applications.
• Evaluate the impact of 10GBASE-ER on modern networking solutions and its relevance to current and future data communication requirements.
  • The implementation of 10GBASE-ER has had a profound impact on modern networking solutions by providing the necessary bandwidth and distance capabilities to support high-speed applications such as cloud computing, video streaming, and large data transfers between data centers. As businesses increasingly rely on robust and fast networking solutions, the relevance of 10GBASE-ER will continue to grow. Its ability to handle large amounts of data over extended distances positions it as a key technology in adapting to future communication needs while facilitating the ongoing evolution of Ethernet standards.

Related terms

Ethernet:

A family of computer networking technologies used for local area networks (LANs) that define protocols for data transmission over various media.

Single-Mode Fiber: A type of optical fiber that allows the transmission of a single light mode, enabling long-distance communication with minimal signal loss.

10GBASE-SR:

Another Ethernet standard that supports 10 Gigabit Ethernet but is optimized for short-range communication, typically using multi-mode fiber over distances up to 400 meters.