3. Troubleshooting Functional Failures in Operation

No.

Troubleshooting Steps and Command

Action

 

 

 

8

Execute the show vlan mac-vlancommand

• If the authenticated MAC address is registered by the show vlan

 

and confirm that the authenticated MAC address is

mac-vlancommand, authentication for the MAC address is not

 

registered in the MAC VLAN function.

enabled. Clear the MAC address registered by the command.

 

 

• If the MAC address authenticated for each VLAN is not displayed,

 

 

internal conflict has occurred. Restart the authentication VLAN

 

 

using the restart vaa command.

 

 

• If the authenticated MAC address is not displayed even though the

 

 

authentication VLAN is restarted, restart the L2MAC manager

 

 

program using the restart vlan command with "mac-manager"

 

 

parameter specified.

 

 

• Otherwise, go to No. 9.

 

 

 

9

Execute the show fense logging command

• If the "The registration of the MAC address failed." log is output by

 

and confirm that exchange with the authentication

the show fense logging command, see "4.2.2 Action to Be Taken

 

server is performed.

When VLAN Identification Table Resource Shortage Occurs."

 

 

[IP8800/S6700] [IP8800/S6600] [IP8800/S6300]

 

 

Otherwise, check the configuration of the authentication VLAN.

 

 

 

For the configuration relating to the authentication VLAN, check the following.

Table 3-57: Checking Authentication VLAN Configuration

No.

Check Point

 

Troubleshooting Steps

 

 

 

1

Setting of authentication VLAN configuration

Confirm that the following configuration command is set correctly:

 

 

• fense vaa-name

 

 

•

fense vlan

 

 

•

fense server

 

 

• fense retry-count

 

 

• fense retry-timer

 

 

• fense alive-timer

2

IP address setting for VLAN interface

Confirm that the IP address is set correctly for each VLAN interface:

 

 

• Pre-authentication VLAN

 

 

• Post-authentication VLAN

 

 

•

Authentication server VLAN

 

 

•

VLAN to access

 

 

 

 

101

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NEC IP8800/S6700 Checking Authentication Vlan Configuration, 101, When Vlan Identification Table Resource Shortage Occurs
Page 162 Page 164

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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