Chapter 1 Overview of the Router

LED Indicators

Table 1-5

Cisco CGR 2010 LED Indicators — Cable Side

 

 

 

 

 

 

LED

 

Color

Description

 

 

 

 

 

 

ACT

 

Solid or blinking

Solid or blinking indicates packet activity between the forwarding

 

 

 

green

and routing engine and any I/O port.

 

 

 

 

 

 

 

 

Off

No packet transfers are occurring.

 

 

 

 

 

 

CF 0

 

Green

Flash memory is being accessed; do not eject the compact flash

 

CF 1

 

 

memory card.

 

 

 

 

 

 

 

 

Amber

Compact flash error.

 

 

 

 

 

 

 

 

Off

Flash memory is not being accessed; okay to eject the compact

 

 

 

 

flash memory card.

 

 

 

 

 

 

PSU 1

 

Green

Valid output.

 

PSU 2

 

 

 

 

 

Red

Invalid output.

 

 

 

 

 

 

 

 

 

 

 

Blinking red

Invalid input

 

 

 

 

 

 

CONSOLE EN

 

Green

Serial console is active.

 

(RJ-45)

 

 

 

 

 

 

 

 

 

USB CON

 

Green

USB console is active.

 

 

 

 

 

 

SFP 0/0 EN

 

Off

Not present.

 

SFP 0/1 EN

 

 

 

 

 

Green

Present and enabled.

 

 

 

 

 

 

 

 

 

 

 

Amber

Present with failure.

 

 

 

 

 

 

SFP 0/0 SPD

 

Off

No link.

 

SFP 0/1 SPD

 

 

 

 

 

blinking

Blink frequency indicates port speed:

 

 

 

 

 

 

 

2 blinks before pause – 100Mbps link speed.

 

 

 

 

3 blinks before pause – 1000Mbps link speed.

 

 

 

 

 

 

Table 1-6

Cisco CGR 2010 LED Indicators — Power Supply Side

 

 

 

 

 

 

LED

 

Color

Description

 

 

 

 

 

 

SYS

 

Solid green

Solid green indicates normal operation.

 

 

 

 

 

 

 

 

Blinking green

System is booting or is in ROM monitor mode.

 

 

 

 

 

 

 

 

Amber

System error.

 

 

 

 

 

 

 

 

Off

Power is off or system board is faulty.

 

 

 

 

 

 

ACT

 

Solid or blinking

Solid or blinking indicates packet activity between the forwarding

 

 

 

green

and routing engine and any I/O port.

 

 

 

 

 

 

 

 

Off

No packet transfers are occurring.

 

 

 

 

 

 

PSU 1

 

Green

Valid output.

 

PSU 2

 

 

 

 

 

Red

Invalid output.

 

 

 

 

 

 

 

 

 

 

 

Blinking red

Invalid input

 

 

 

 

 

 

 

Cisco 2010 Connected Grid Router Hardware Installation Guide

1-10

OL-31454-01

Page 26
Image 26
Cisco Systems OL-31454-01 manual Act, Psu, Console EN, Usb Con, SFP 0/0 SPD, SFP 0/1 SPD

OL-31454-01 specifications

Cisco Systems OL-31454-01 refers to a specific configuration guide for Cisco networking equipment, which serves an essential role in helping IT professionals understand how to deploy and manage their networking hardware efficiently. This document is particularly relevant for those working with Cisco routers and switches, highlighting various features, technologies, and best practices in network management.

A core feature of Cisco Systems OL-31454-01 is its focus on enhancing network performance and reliability. The systems typically include advanced Quality of Service (QoS) mechanisms, ensuring that critical applications receive the necessary bandwidth and performance even during peak usage times. This is crucial for enterprises that rely on uninterrupted access to applications and services.

The guide also discusses technologies such as VLANs (Virtual Local Area Networks), which allow network administrators to segment networks for improved performance and security. By isolating traffic within different VLANs, organizations can mitigate congestion and enhance overall network efficiency.

Another critical aspect of OL-31454-01 is its in-depth look at security features. Cisco networking solutions typically come equipped with integrated security protocols, such as IPsec for Virtual Private Networks (VPNs) and advanced threat detection mechanisms. This layered approach to security helps protect sensitive data from unauthorized access and cyber threats.

Furthermore, the guide emphasizes the importance of automation and programmability in modern networks. Utilizing Cisco's software-defined networking (SDN) capabilities, network engineers can automate various tasks, reducing the potential for human error and freeing up valuable resources. The integration of tools like Cisco DNA Center provides a unified network management platform, enhancing visibility and control across the entire network.

In addition to these features, Cisco Systems OL-31454-01 outlines various compatibility options with existing technologies and infrastructure. The guide ensures that IT teams can seamlessly integrate new hardware into their current networks without significant overhauls, facilitating a more efficient transition.

Overall, OL-31454-01 serves as a comprehensive resource for deploying and managing Cisco systems, offering valuable insights into essential features, technologies, and best practices that can significantly enhance an organization's networking capabilities.