Bridging

To access the SONET/SDH Statistics window

from the Bridge Status window:

1.Click on the desired Port button () to display the port menu.

2.Drag down to select SONET/SDH Statistics…. The SONET/SDH Statistics window for that interface, Figure 4-24, will appear.

from the Chassis View window:

1.Click on the appropriate port index to access the Port menu.

2.Drag down to select SONET/SDH Statistics…. The SONET/SDH Statistics window for that interface, Figure 4-24, will appear.

Figure 4-24. The SONET/SDH Statistics Window

Errors

The Errors indicators at the bottom of the SONET/SDH Statistics window show the status of the SONET link as reported by the monitored interface, by indicating whether the link has experienced Loss of Pointer, Loss of Signal, or Loss of Frame defects or failures during the current 15-minute interval.

Note that Loss of Pointer is detected at the Path level on the SONET link, meaning that the error occurred anywhere on the end-to-end link between the connected FE100-Sx or APIM-2x devices that are customer premises equipment (CPE), and Loss of Signal and Loss of Frame are detected at the Section level, meaning that the error occurred on the SONET section between the monitored CPE device and the ADM node (line-terminating equipmentÑLTE) to which it is connected.

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SONET Port Configuration

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Cabletron Systems CSX400, CSX200 manual The SONET/SDH Statistics Window

CSX200, CSX400 specifications

Cabletron Systems was a leading developer of networking solutions, and its CSX400 and CSX200 series of high-performance switches represent some of the key innovations in the field of enterprise networking during their time. Both models were geared towards enhancing network reliability, efficiency, and speed, particularly in environments where heavy data traffic and complex networking demands were prevalent.

The CSX400, designed for larger enterprises, boasts a robust architecture capable of handling significant throughput. One of its standout features is its stackable design, allowing multiple switches to be interconnected and managed seamlessly as a single unit. This scalability provides organizations with the flexibility to expand their networks without significant infrastructure overhauls. The CSX400 supports various Ethernet standards, including 10/100 Ethernet and Gigabit Ethernet, positioning it to effectively manage both legacy and modern networking requirements.

In addition to its scalability, the CSX400 is distinguished by its advanced Layer 2 and Layer 3 routing capabilities. This dual-layer functionality enables efficient data handling and is instrumental in managing traffic between different network segments. Moreover, the switch incorporates features like VLAN (Virtual Local Area Network) support and Quality of Service (QoS) prioritization, allowing for enhanced performance of critical applications and streamlined bandwidth allocation.

On the other hand, the CSX200 series is tailored for smaller enterprises or branch offices needing a reliable yet efficient networking solution. Despite its compact design, the CSX200 is equipped with essential features that promote effective network management and security. It offers a simplified management interface, making it user-friendly for network administrators. The switch also provides essential access control measures, employing technologies like IEEE 802.1X for network access security.

Both the CSX400 and CSX200 prioritize performance through the incorporation of advanced switching technologies. They support features such as Spanning Tree Protocol (STP), enabling loop-free topologies and enhanced network resilience. These attributes are particularly crucial in dynamic networking environments where downtime can have significant repercussions on business operations.

Overall, Cabletron Systems' CSX400 and CSX200 series represent a blend of scalability, advanced routing capabilities, and user-friendly management, making them vital assets for organizations looking to optimize their network infrastructure during a period of rapid technological evolution. With their rich feature sets and unwavering performance, these switches helped pave the way for modern networking solutions that cater to diverse enterprise needs.