DCN DCRS-5650-28CT - User Manual

Port Configuration Content
1
Content
CHAPTER 1 PORT CONFIGURATION......................................1-1
1.1 INTRODUCTION TO PORT ......................................................................1-1
1.2 NETWORK PORT CONFIGURATION TASK LIST ........................................1-1
1.3 PORT CONFIGURATION EXAMPLE .........................................................1-3
1.4 PORT TROUBLESHOOTING ...................................................................1-4
CHAPTER 2 PORT ISOLATION FUNCTION CONFIGURATION
....................................................................................................
2-1
2.1 INTRODUCTION TO PORT ISOLATION FUNCTION ......................................2-1
2.2 TASK SEQUENCE OF PORT ISOLATION...................................................2-1
2.3 PORT ISOLATION FUNCTION TYPICAL EXAMPLES ...................................2-2
CHAPTER 3 PORT LOOPBACK DETECTION FUNCTION
CONFIGURATION ......................................................................
3-1
3.1 INTRODUCTION TO PORT LOOPBACK DETECTION FUNCTION ...................3-1
3.2 PORT LOOPBACK DETECTION FUNCTION CONFIGURATION TASK LIST .....3-2
3.3 PORT LOOPBACK DETECTION FUNCTION EXAMPLE ...............................3-3
3.4 PORT LOOPBACK DETECTION TROUBLESHOOTING ................................3-4
CHAPTER 4 ULDP FUNCTION CONFIGURATION...................4-1
4.1 INTRODUCTION TO ULDP FUNCTION.....................................................4-1
4.2 ULDP CONFIGURATION TASK SEQUENCE .............................................4-2
4.3 ULDP FUNCTION TYPICAL EXAMPLES ..................................................4-5
4.4 ULDP TROUBLESHOOTING ..................................................................4-6
CHAPTER 5 LLDP FUNCTION OPERATION CONFIGURATION

Summary

Port Configuration

Introduction to Port

Provides an overview of the switch model's fixed electric and combo ports, detailing their quantities and types.

Network Port Configuration Task List

Outlines the step-by-step procedure for configuring network port properties, including mode, speed, duplex, and tests.

Port Configuration Example

Illustrates a practical network setup with configuration commands for switches and ports, demonstrating bandwidth and speed settings.

Port Troubleshooting

Addresses common port configuration issues, such as link-up problems due to negotiation mismatches and recommended configuration combinations.

Port Isolation Function Configuration

Introduction to Port Isolation Function

Explains port isolation as a method to isolate traffic between ports within a VLAN for enhanced network security and resource management.

Task Sequence of Port Isolation

Details the steps required to configure port isolation, including creating groups, adding ports, and displaying configurations.

Port Isolation Function Typical Examples

Presents a network diagram and configuration commands to demonstrate how port isolation prevents communication between specified ports.

Port Loopback Detection Function Configuration

Introduction to Port Loopback Detection Function

Discusses the importance of detecting port loopbacks to prevent network collapse and describes how the function helps identify and resolve issues.

Port Loopback Detection Function Configuration Task List

Provides a list of tasks for configuring loopback detection, including setting intervals, enabling functions, and controlling detection methods.

Port Loopback Detection Function Example

Shows a network topology and configuration commands to illustrate how the switch detects and responds to loopback events.

Port Loopback Detection Troubleshooting

Offers guidance on troubleshooting port loopback detection, noting its default disabled state and requirements for proper operation.

ULDP Function Configuration

Introduction to ULDP Function

Explains Unidirectional Link Detection Protocol (ULDP) for identifying and mitigating unidirectional link errors in fiber and Ethernet connections.

ULDP Configuration Task Sequence

Details the sequence of tasks for configuring ULDP, including global and port-specific settings, aggressive modes, and recovery intervals.

ULDP Function Typical Examples

Demonstrates ULDP functionality in a fiber cross-connection scenario, showing how it detects and shuts down unidirectional links.

ULDP Troubleshooting

Provides configuration notices and troubleshooting tips for ULDP, emphasizing duplex mode, authentication, and hello message intervals.

LLDP Function Operation Configuration

Introduction to LLDP Function

Introduces Link Layer Discovery Protocol (LLDP) for neighbor discovery, device information exchange, and network topology mapping.

LLDP Function Configuration Task Sequence

Lists tasks for LLDP configuration, covering global enablement, port settings, message intervals, trap functions, and optional attributes.

LLDP Function Typical Examples

Illustrates LLDP configuration for message-receiving-only mode and optional TLV settings between connected switches.

LLDP Function Troubleshooting

Offers guidance on LLDP troubleshooting, recommending the use of debug and show commands for checking configuration and status.

Port Channel Configuration

Introduction to Port Channel

Explains Port Channel and Port Group concepts for link aggregation, bandwidth enhancement, and link backup.

Port Channel Configuration Task List

Details the process for configuring port channels, including creating port groups and adding physical ports with different modes.

Port Channel Examples

Demonstrates configuring Port Channels using LACP (active/passive) and ON modes with specific port assignments and group settings.

Port Channel Troubleshooting

Provides troubleshooting steps for port aggregation, focusing on consistent port properties, command usage, and flow sharing methods.

Jumbo Configuration

Introduction to Jumbo

Defines Jumbo frames, their typical size range, and their impact on network speed, noting they are not sent to the CPU.

Jumbo Configuration Task Sequence

Details the single task for enabling Jumbo function by configuring the MTU size for receiving and sending frames.

DCN DCRS-5650-28CT Specifications

General

Brand	DCN
Model	DCRS-5650-28CT
Category	Network Router
Language	English