CISCO routing fault |
| Author： Date：2016/8/10 16:10:33 |
Cisco router as a high-end router, has been used in important places, such as government agencies, enterprise network environment and set is more complex, not professional staff is very hard to figure out. This article introduce is Cisco router in the use of some of the common fault, in order to facilitate everyone in the event of a failure, you can quickly find out why.
First, the router identification problem 1, in order to determine the cause, the first step will get as much information about the problem as far as possible, the following information for is important to determine the cause of the problem, the console log system log information - if the router is set to send logs to a syslog server, you can to get information about what happened. 2, technical-support show command is the compilation of many different commands, including version show, running-config show and stacks show. When a router running to problems, technicians usually request this information hardware troubleshooting, prior to perform a reload, or restart collection show technical-support important because these actions can cause the loss of all information about the problem. 3, fully boot sequence if the router experience the boot error. Crash information file on get crash information files can be find in retrieving information from the crash information file, if the show command output from your Cisco devices (you can use the output interpreter display potential problems and fixes, using the output interpreter, you must is a registered user, log in, and arrange the JavaScript is enabled. Two, router parity error If the parity error appears only once, it considers the single event interference and actions do not need to take, the more information about a single event upsets can find in improving network availability, if the router reports a parity error, then this is sign of hardware problems. These types of faults can be caused by hardware or software. |