2.Troubleshooting System Failures

No.

Failure

 

Action

 

 

 

5

• ST1 LED on the system is blinking in red

System or line has failed.

 

• LINK LED (10GBASE-R port and

1.

For the redundant power supply model, check the states of the power

 

1000BASE-X port) and 1-48 LED (10/100/

 

supplies and fan unit. Replace them if they have failed.

 

1000BASE-T port) on each port of the system

 

- If ALM LED on the fan unit is lit in red, replace the fan unit.

 

are lit in orange or OFF

 

- If ALM1 LED or ALM2 LED or the power supply is lit in red, replace

 

 

 

the power supply.

 

 

 

- If POWER LED on the power supply is off, take the action against

 

 

 

power failure according to "Table 2-4: Isolating Power Supply

 

 

 

Failure." If POWER LED is still off after the action is taken, replace

 

 

 

the power supply.

 

 

2.

For cases other than 1 above, refer to the error message and take the

 

 

 

action against the failure. Execute the show logging command to

 

 

 

check the failure information and take the action.

 

 

 

>show logging grep ERR

 

 

3.

For the failure on the external power unit, refer to "2.2.2 Isolating

 

 

 

Failures on External Power Unit" to isolate the failure.

 

 

 

6

"EPU:Disconnect" is displayed for the system

Check the cable interconnecting the system and EPU. If the cable has

 

management command although LEDs on the

slipped off, restart the system as described below.

 

system and external power unit are normal

1.

Power off the system.

 

 

2.

Reconnect the cable that has slipped off.

 

 

3.

Power off the system.

 

 

 

 

Table 2-4: Isolating Power Supply Failure

No.

Failure

 

Action

 

 

 

1

Power switch on the system (or power supply for the

Turn on the power switch.

 

redundant power model) is OFF

 

 

 

 

 

2

Power cable has slipped off or is loose

Follow the steps below.

 

 

1.

Turn off the power switch.

 

 

2.

Connect the power cable correctly.

 

 

3.

Turn on the power switch.

 

 

 

3

For the redundant power supply model, the power

Follow the steps below.

 

supply is not securely mounted but loose

1.

Turn off the power switch.

 

 

2.

Insert the power supply correctly.

 

 

3.

Turn on the power switch.

 

 

 

4

Measured input power is out of the range below.

Contact the person in charge of the power facility and ask him/her to

 

100VAC: 90 to 127VAC

take the action for input power.

 

200VAC: 180 to 254VAC

 

 

 

-48VDC: -40.5 to -57VDC

 

 

 

Note: Implement this matter only if input power can be

 

 

 

measured.

 

 

 

 

 

 

16

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NEC IP8800/S6700, IP8800/S6600 manual Isolating Power Supply Failure, Power failure according to -4 Isolating Power Supply
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IP8800/S6700, IP8800/S3600, IP8800/S6600, IP8800/S6300, IP8800/S2400 specifications

The NEC IP8800 series comprises a range of advanced networking solutions designed for various applications ranging from enterprise networking to service provider environments. This series includes models such as the IP8800/S2400, IP8800/S3600, IP8800/S6300, IP8800/S6600, and IP8800/S6700, each with its unique set of features and capabilities aimed at delivering robust performance, security, and scalability.

The IP8800/S2400 is an entry-level switch tailored for small to medium enterprises. It features a compact design and high port density, making it ideal for network edge applications. The model supports both Layer 2 and Layer 3 switching capabilities, enabling efficient traffic management. With its robust security features, including access control lists and support for VLANs, the IP8800/S2400 ensures secure connectivity.

Moving to the IP8800/S3600, this switch is designed for data center environments and offers high throughput with advanced routing capabilities. It is equipped with high-capacity 10G and 40G Ethernet ports, facilitating faster data transfer rates. The S3600 supports various protocols such as MPLS and Segment Routing, enhancing its ability to manage complex network architectures. Its energy-efficient design also helps reduce operational costs.

The IP8800/S6300 is tailored for high-performance networking scenarios, featuring a flexible architecture that supports both traditional and cloud-based services. With extensive QoS capabilities, the S6300 optimizes traffic flow and manages bandwidth efficiently, ensuring high-quality service delivery. Its virtualization support allows for easier integration into modern, software-defined networking environments.

The IP8800/S6600 provides a comprehensive solution for service providers and large enterprises, boasting high scalability and modularity. This model supports advanced features such as network slicing and the ability to handle high-density 100G interfaces. Its robust management tools, including centralized control and automation capabilities, simplify network operations significantly.

Finally, the IP8800/S6700 represents the pinnacle of the series, designed for mission-critical applications requiring the utmost reliability and performance. It supports advanced analytics, AI-driven insights, and comprehensive telemetry, enabling proactive network management. With high availability features and extensive redundancy options, the S6700 ensures continuous operation, making it ideal for core network functions.

In summary, the NEC IP8800 series offers a versatile range of switches that combine advanced technologies, high performance, and robust security features, catering to various networking needs across different industries. Each model is designed to provide not only superior connectivity but also the flexibility and scalability required in today’s fast-paced digital landscape.
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