Cisco Systems SCE8000 manual Troubleshooting with the User Log, Logging System, Show interface

Models: SCE8000

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Chapter 8 Troubleshooting

Troubleshooting with the User Log

 

Table 8-8

Troubleshooting the Link Interface Subsystem

 

 

 

 

 

Symptom

Diagnostic Action

Possible Cause

Possible Solution

 

 

 

 

Link is down. (LINK

CLI command:

Connector is not connected to

Reconnect the fiber to the

 

LED not lit)

show interface

the platform or to the network.

10GBE port and to network.

 

 

 

 

Output counters not

 

TenGigabitEthernet

 

 

 

incrementing.

 

3/#/0 counters

 

 

 

 

 

 

 

 

 

 

 

 

Fiber is broken or damaged.

Reconnect / replace the fiber

 

 

 

 

 

to the 10GBE port.

 

 

 

 

 

 

 

 

 

 

Connectivity using external

Reconnect / replace the fiber

 

 

 

 

optic bypass is incorrect or

between the 10GBE port and

 

 

 

 

problematic.

the optic bypass module.

 

 

 

 

 

 

 

Temporarily disconnect optic

Problem with external optic

Replace the optic bypass

 

 

bypass module and check

bypass module.

module.

 

 

operation. See Cabling the

 

 

 

 

10GBE Line Interface Ports,

 

 

 

 

page 6-9

 

 

 

 

 

 

 

10GBE link is up

 

 

No traffic is being transmitted to

Check traffic connection at

 

(LINK LED is

 

 

the Cisco SCE8000 from its

peer.

 

continuous green)

 

 

peers.

 

No traffic received

 

 

 

 

 

(10GBE interface Rx

 

 

 

 

 

LED is not flashing)

 

 

 

 

 

 

 

 

 

 

Troubleshooting with the User Log

The user log is an ASCII file that can be viewed in any editor. It contains a record of system events, including startup, shutdown and errors. You can use the Logger to view the user log to determine whether or not the system is functioning properly, as well as for technical support purposes.

The Logging System, page 8-11

Generating a File for Technical Support, page 8-13

The Logging System

Events are logged to one of two log files. After a file reaches maximum capacity, the events logged in that file are then temporarily archived. New events are then automatically logged to the alternate log file. When the second log file reaches maximum capacity, the system then reverts to logging events to the first log file, thus overwriting the temporarily archived information stored in that file.

Basic operations include:

Copying the User Log to an external source

Viewing the User Log

Clearing the User Log

Viewing/clearing the User Log counters

 

 

Cisco SCE8000 Installation and Configuration Guide, Rel 3.1.7

 

 

 

 

 

 

OL-16478-02

 

 

8-11

 

 

 

 

 

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Cisco Systems SCE8000 Troubleshooting with the User Log, Logging System, Show interface, TenGigabitEthernet, #/0 counters

SCE8000 specifications

Cisco Systems SCE8000 is an advanced service control edge solution designed to enhance the management and performance of service provider networks. Targeted at carriers and large enterprises, the SCE8000 is characterized by its capacity to efficiently handle traffic management, quality of service (QoS), and policy enforcement across various services including voice, video, and data.

One of the main features of the SCE8000 is its scalability. The platform supports a high-density architecture, allowing service providers to seamlessly expand their networks to accommodate growing traffic demands. This scalability is complemented by an impressive throughput, which enables the handling of millions of concurrent sessions, making it ideal for environments with significant user activity.

The SCE8000 employs advanced traffic management capabilities, leveraging deep packet inspection (DPI) technology. This allows for granular visibility into network traffic, enabling service providers to make informed decisions about resource allocation and policy application. Additionally, the device supports multiple protocol analysis, ensuring compatibility across various network services and enhancing overall efficiency.

Quality of Service (QoS) is another critical characteristic of the SCE8000. The platform provides sophisticated mechanisms to prioritize traffic, thereby ensuring that delay-sensitive applications such as VoIP and video streaming receive the necessary bandwidth. This capability is enhanced by Cisco's intelligent traffic shaping and congestion management features, which work together to optimize the user experience even in congested network conditions.

The SCE8000 also integrates robust security features, including session initiation protocol (SIP) security, to protect against malicious attacks and maintain service integrity. This is particularly important in today's cyber landscape where service providers must safeguard their infrastructure from various threats.

Automation and programmability are essential characteristics of the SCE8000, enabling operators to implement policies quickly and efficiently. This feature allows for dynamic scaling and rapid deployment of new services, significantly reducing the time to market for new offerings.

In conclusion, Cisco Systems SCE8000 stands out as a powerful platform for managing service provider networks. With its high scalability, advanced traffic management, quality of service assurance, robust security features, and automation capabilities, the SCE8000 enables service providers to deliver a superior customer experience while optimizing their operational efficiency. This makes it an invaluable asset for any organization looking to enhance its network performance and service delivery.