Chapter 5 Troubleshooting the System Hardware

Identifying Problems Using Trouble Indicators and Status LEDs

Table 5-4

Light Path Diagnostics

 

 

 

 

 

 

 

 

System Error LED

 

 

 

 

 

(on the Outside

 

Diagnostic Panel

 

 

 

Front Panel)

 

LED

Cause

Action

 

 

 

 

 

On

 

None

The system error log is 75%

Check the system error log

A system error

 

 

or more full or a PFA alert

and correct any problems.

 

 

was logged.

Disconnecting the device from all

was detected.

 

 

 

 

 

power sources for at least

Check to see

 

 

 

 

 

 

20 seconds turns off the

which LEDs on

 

 

 

 

 

 

system error LED.

the diagnostic

 

 

 

 

 

 

 

 

panel inside the

 

 

 

 

 

device are on.

 

 

 

 

 

 

 

 

 

 

 

On

 

CPU

One of the microprocessors

1.

Check the microprocessor

 

 

 

has failed, or a

 

error LEDs on the system

 

 

 

microprocessor is installed

 

board. If a microprocessor

 

 

 

in the wrong socket.

 

error LED is on for a

 

 

 

 

 

microprocessor socket that is

 

 

 

 

 

empty, the microprocessors

 

 

 

 

 

are not installed in the

 

 

 

 

 

correct order.

 

 

 

 

2. If the problem remains, the

 

 

 

 

 

microprocessor needs to be

 

 

 

 

 

reseated or replaced.

 

 

 

 

 

Have the system serviced.

 

 

 

 

 

 

On

 

VRM

One of the microprocessor

1.

Check the microprocessor

 

 

 

VRMs has failed.

 

VRM connectors on the

 

 

 

 

 

system board to locate the

 

 

 

 

 

error LED next to the failing

 

 

 

 

 

component.

 

 

 

 

2. If the problem remains, the

 

 

 

 

 

microprocessor VRM needs

 

 

 

 

 

to be reseated or replaced.

 

 

 

 

 

Have the system serviced.

 

 

 

 

 

 

 

Cisco Wide Area Application Engine 7326 Hardware Installation Guide

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Cisco Systems 7326 manual Front Panel, Cause Action

7326 specifications

Cisco Systems 7326 is a powerful networking appliance designed to meet the demands of modern network environments. As part of Cisco's robust series of routers, the 7326 features a variety of capabilities that cater to both enterprises and service providers.

One of the standout features of the Cisco 7326 is its ability to seamlessly integrate into existing network infrastructures. It supports various routing protocols, including OSPF, EIGRP, and BGP, enabling efficient routing and management of data traffic. This flexibility allows organizations to maintain reliable connectivity across complex networks.

The Cisco 7326 is built on Cisco’s IOS XR operating system, renowned for its scalability and resilience. This operating system ensures that the router can handle increasing data loads seamlessly, making it suitable for high-traffic environments. Additionally, the IOS XR provides advanced features such as in-service software upgrades, which minimizes downtime during maintenance and enhancements.

In terms of hardware specifications, the Cisco 7326 offers multiple port configurations, including Ethernet and fiber options, allowing for extensive connectivity possibilities. It also supports high-speed interfaces, ensuring fast data transfer rates essential for bandwidth-intensive applications. The router's modular design means that organizations can easily add or upgrade components, providing a future-proof solution that can grow with their needs.

Security is a critical focus for Cisco, and the 7326 is no exception. With integrated security features like Advanced Malware Protection and secure access protocols, organizations can safeguard their networks against emerging threats. The router also supports VPNs and other encryption technologies, reinforcing data security during transmission.

The Cisco 7326 is optimized for cloud-based applications and services, making it an excellent fit for enterprises embracing digital transformation. Its ability to support software-defined networking (SDN) solutions allows organizations to dynamically manage their network resources, improving efficiency and responsiveness to changing business requirements.

Overall, the Cisco 7326 router exemplifies a blend of performance, security, and scalability, making it a vital component for organizations aiming to maintain a competitive edge in an increasingly digital landscape. With its advanced features and technologies, the Cisco 7326 is well-equipped to handle the challenges of modern networking needs.