ZTE, a leading global provider of telecommunications equipment and network solutions, offers a range of products designed to meet the needs of various business environments. One such product is the OLT (Optical Line Terminal) Board, which is a critical component in fiber optic networks, facilitating the transmission of data over long distances with high bandwidth and low latency.

The ZTE OLT Board, specifically the C300 and C600 models, are designed for business applications and are part of a broader suite of products that include the GTGH, GFGM, GFGH, GFBL, and GFGN series. Here's a brief introduction to the key specifications and parameters of these boards:

1. OLT Board C300: This model is typically an entry level OLT board, offering basic functionalities suitable for small to medium sized businesses. It may support a limited number of users and provide essential features such as QoS (Quality of Service) management and basic security protocols.

2. OLT Board C600: An upgrade from the C300, the C600 model is designed for more demanding environments, offering increased capacity, enhanced performance, and advanced features. It may support a larger number of users and provide more sophisticated network management tools.

3. GTGH Series: This series may refer to a specific type of OLT board or a group of boards that are designed for high throughput applications. They might be optimized for handling large volumes of data traffic and ensuring minimal latency.

4. GFGM Series: These boards could be part of a mid range offering, providing a balance between cost and performance. They might be suitable for businesses that require reliable connectivity without the need for the most advanced features.

5. GFGH Series: This could be a high end series, offering the latest technology and features for businesses that demand the highest levels of performance and reliability.

6. GFBL Series: These boards might be designed for businesses with specific bandwidth requirements, offering customizable solutions to meet unique network demands.

7. GFGN Series: This series could represent a next generation offering, incorporating the latest advancements in network technology to provide cutting edge performance and future proofing for businesses.

Each of these boards would come with its own set of specifications, including but not limited to:

  Bandwidth: The maximum data transfer rate supported by the board.

  Number of Ports: The quantity of physical connections available for devices.

  Protocol Support: The network protocols that the board can handle, such as Ethernet, PPPoE, etc.

  Security Features: Encryption, firewall, and other security measures to protect data.

  Management Tools: Software and interfaces for monitoring and controlling the network.

  Compatibility: The ability to work with existing infrastructure and other ZTE products.

For a detailed and accurate understanding of the specifications, it's essential to refer to the official ZTE documentation or consult with a ZTE representative, as the exact parameters can vary based on the specific model and the updates or customizations made by the manufacturer.