It is common to use binary 8-zero substitution (B8ZS) line coding with Extended Superframe (ESF), and alternate mark inversion (AMI) line coding with Super Frame (SF). Note the values of the counters for the current interval.Ĭontact your Service Provider for framing and line coding settings. To see if the framing, line coding, and slip seconds error counters are increasing, execute the show controller t1 command repeatedly. Use the show controller command to see if there are alarms or errors displayed by the controller. Local or remote alarm information, if any, on the T1 line. Information to troubleshoot physical layer and data link layer problems. If you specify a slot and a port number, statistics for each 15 minute period are displayed. The show controller t1 EXEC command also provides the following: The Network Processor Module (NPM) or MultiChannel Interface Processor (MIP) can query the port adapters to determine their current status. This information is useful for diagnostic tasks performed by technical support personnel. The show controller t1 command displays the controller status specific to the controller hardware. Conventionsįor more information on document conventions, see the Cisco Technical Tips Conventions. This document is not restricted to specific software and hardware versions. There are no specific requirements for this document. Use this document in conjunction with the T1 Error Events Troubleshooting and the Internetwork Troubleshooting Guide.įor more information on the terms used in this document refer to the DS1, T1 and E1 Glossary Prerequisites Requirements An explanation of the alarm and common troubleshooting techniques are provided. It is essential to repair or replace the faulty components for better maintenance.This document explains common alarm types that may appear during T1 operation. One should keep an eye on the blinking lights. It keeps things safe and alerts the thieves to stop getting in. There you have it! The red light blinking in the car offers protection to the vehicle. Some cars have a blue blinking light on the dashboard as well (Photo Source: anpadeh) The Final Words It is the best way to keep your vehicle safe from bad guys. According to the expert maintenance tips, replacing the faulty system comes truly handy. Red color alerts the thieves to stop making wrong attempts to open the car. Some cars have a blue blinking light on the dashboard as well. A vehicle stops taking the ignition if anyone tries to start the vehicle unusually. The vehicle sirens come active in case of theft. The red light on dashboard stops blinking when you turn on the ignition. Or there can be a fault with internal switches or wiring. The immobilizer system might not be working properly. Take the vehicle to the service station immediately if the light is OFF or is continuously ON. Keeping the red alert blinking light in good shape is necessary. How Red Light Blinking In Car Is A Top Safety Feature?
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