Diagnosing and Correcting WAN Problems in a Cisco Internetwork
Overview/Description
To describe processes for diagnosing and correcting WAN problems
Target Audience
Network engineers, network system analysts, and maintenance personnel responsible for troubleshooting network problems; anyone working towards the Cisco Certified Network Professional qualification
Prerequisites
The Interconnecting Cisco Network Devices (ICND) learning path; familiarity with the following learning paths would be advantageous: Building Scaleable Cisco Networks (BSCN), Building Cisco Remote Access Networks (BCRAN),and Cisco: Building Cisco Multilayer Switched Networks (BCMSN)
Expected Duration
270 Minutes
Objectives:
Diagnosing and Correcting WAN Problems in a Cisco Internetwork
explain the operation of Frame Relay diagnostic commands.
discuss how Cisco IOS show commands are used to troubleshoot Frame Relay problems.
describe how Cisco IOS debug commands are used to troubleshoot Frame Relay problems.
determine how to isolate problems in Frame Relay networks using Cisco IOS troubleshooting commands.
troubleshoot a Frame Relay network.
describe the ISDN BRI lower layers.
identify layer 1 troubleshooting issues.
identify troubleshooting targets at the ISDN layer 2.
troubleshoot Point-to-Point Protocol (PPP) for ISDN layer 2 negotiations.
describe layer 3 of ISDN BRI.
troubleshoot layer 3 ISDN BRI.
troubleshoot SPID problems on ISDN.
describe problems with dialers and called numbers on ISDN.
explain how to isolate problems in an ISDN BRI network using Cisco IOS commands and troubleshooting guidelines.
troubleshoot ISDN BRI.
troubleshoot Frame Relay and ISDN WANs.
Course Number: 40522_eng