<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE FL_Course SYSTEM "https://www.flane.de/dtd/fl_course095.dtd"><?xml-stylesheet type="text/xsl" href="https://portal.flane.ch/css/xml-course.xsl"?><course productid="30945" language="fr" source="https://portal.flane.ch/swisscom/fr/xml-course/juniper-jt" lastchanged="2025-10-16T16:00:25+02:00" parent="https://portal.flane.ch/swisscom/fr/xml-courses"><title>Junos Troubleshooting</title><productcode>JT</productcode><vendorcode>JP</vendorcode><vendorname>Juniper Networks</vendorname><fullproductcode>JP-JT</fullproductcode><version>1.0</version><objective>&lt;p&gt;After successfully completing this course, you should be able to:
&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;Describe Junos products and related information and recovery options.&lt;/li&gt;&lt;li&gt;Explain various tools that can be used to troubleshoot Junos devices.&lt;/li&gt;&lt;li&gt;Explain Junos CLI commands used in troubleshooting.&lt;/li&gt;&lt;li&gt;Identify and isolate hardware issues.&lt;/li&gt;&lt;li&gt;Troubleshoot problems with the control plane.&lt;/li&gt;&lt;li&gt;Describe control plane protection features.&lt;/li&gt;&lt;li&gt;Troubleshoot problems with interfaces and other data plane components.&lt;/li&gt;&lt;li&gt;Describe the staging and acceptance methodology.&lt;/li&gt;&lt;li&gt;Troubleshoot networking services.&lt;/li&gt;&lt;li&gt;Troubleshoot high availability features.&lt;/li&gt;&lt;li&gt;Describe how to monitor your network with SNMP, RMON, Junos Telemetry Interface, Junos Traffic Vision (formerly known as JFlow), and port mirroring.&lt;/li&gt;&lt;/ul&gt;</objective><essentials>&lt;p&gt;The following courses, or equivalent knowledge are prerequisites for this course:
&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;span class=&quot;attentionbbcode&quot; title=&quot;inactive or disabled course: JP-JTSF&quot;&gt;!&lt;/span&gt;Juniper Technical Support Fundamentals &lt;span class=&quot;fl-prod-pcode&quot;&gt;(JTSF)&lt;/span&gt;&lt;/li&gt;&lt;li&gt;&lt;span class=&quot;cms-link-marked&quot;&gt;&lt;a class=&quot;fl-href-prod&quot; href=&quot;/swisscom/fr/course/juniper-ijos&quot;&gt;&lt;svg role=&quot;img&quot; aria-hidden=&quot;true&quot; focusable=&quot;false&quot; data-nosnippet class=&quot;cms-linkmark&quot;&gt;&lt;use xlink:href=&quot;/css/img/icnset-linkmarks.svg#linkmark&quot;&gt;&lt;/use&gt;&lt;/svg&gt;Introduction to the Junos Operating System &lt;span class=&quot;fl-prod-pcode&quot;&gt;(IJOS)&lt;/span&gt;&lt;/a&gt;&lt;/span&gt;&lt;/li&gt;&lt;/ul&gt;</essentials><audience>&lt;p&gt;The course content is for people who troubleshoot Juniper devices running the Junos OS, which includes network operators, engineers, administrators, support personnel, and reseller support personnel.&lt;/p&gt;</audience><contents>&lt;ul&gt;
&lt;li&gt;Course Introduction&lt;/li&gt;&lt;li&gt;Junos Product Families&lt;/li&gt;&lt;li&gt;Troubleshooting Toolkit&lt;/li&gt;&lt;li&gt;Hardware and Environmental Conditions&lt;/li&gt;&lt;li&gt;Control Plane&lt;/li&gt;&lt;li&gt;Control Plane Protection&lt;/li&gt;&lt;li&gt;Data Plane: Interfaces&lt;/li&gt;&lt;li&gt;Data Plane: Other Components&lt;/li&gt;&lt;li&gt;Staging and Acceptance Testing&lt;/li&gt;&lt;li&gt;Troubleshooting Network Services&lt;/li&gt;&lt;li&gt;Troubleshooting High Availability Features&lt;/li&gt;&lt;li&gt;Network Monitoring&lt;/li&gt;&lt;li&gt;Appendix: Junos RPM&lt;/li&gt;&lt;/ul&gt;&lt;p&gt;&lt;strong&gt;Labs&lt;/strong&gt;
&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;Lab: Identifying Hardware Components&lt;/li&gt;&lt;li&gt;Lab 1: Using Monitoring Tools and Establishing a Baseline&lt;/li&gt;&lt;li&gt;Lab 2: Monitoring Hardware and Environmental Conditions&lt;/li&gt;&lt;li&gt;Lab 3: Control Plane Monitoring and Troubleshooting&lt;/li&gt;&lt;li&gt;Lab 4: Protecting the Control Plane&lt;/li&gt;&lt;li&gt;Lab 5: Monitoring and Troubleshooting Ethernet Interfaces&lt;/li&gt;&lt;li&gt;Lab 6: Isolating and Troubleshooting PFE Issues&lt;/li&gt;&lt;li&gt;Lab 7: Troubleshooting Network Services&lt;/li&gt;&lt;li&gt;Lab 8: Monitoring the Network&lt;/li&gt;&lt;/ul&gt;</contents><outline>&lt;ul&gt;
&lt;li&gt;Course Introduction&lt;/li&gt;&lt;li&gt;Junos Product Families&lt;/li&gt;&lt;li&gt;Troubleshooting Toolkit&lt;/li&gt;&lt;li&gt;Hardware and Environmental Conditions&lt;/li&gt;&lt;li&gt;Control Plane&lt;/li&gt;&lt;li&gt;Control Plane Protection&lt;/li&gt;&lt;li&gt;Data Plane: Interfaces&lt;/li&gt;&lt;li&gt;Data Plane: Other Components&lt;/li&gt;&lt;li&gt;Staging and Acceptance Testing&lt;/li&gt;&lt;li&gt;Troubleshooting Network Services&lt;/li&gt;&lt;li&gt;Troubleshooting High Availability Features&lt;/li&gt;&lt;li&gt;Network Monitoring&lt;/li&gt;&lt;li&gt;Appendix: Junos RPM&lt;/li&gt;&lt;/ul&gt;</outline><objective_plain>After successfully completing this course, you should be able to:



- Describe Junos products and related information and recovery options.
- Explain various tools that can be used to troubleshoot Junos devices.
- Explain Junos CLI commands used in troubleshooting.
- Identify and isolate hardware issues.
- Troubleshoot problems with the control plane.
- Describe control plane protection features.
- Troubleshoot problems with interfaces and other data plane components.
- Describe the staging and acceptance methodology.
- Troubleshoot networking services.
- Troubleshoot high availability features.
- Describe how to monitor your network with SNMP, RMON, Junos Telemetry Interface, Junos Traffic Vision (formerly known as JFlow), and port mirroring.</objective_plain><essentials_plain>The following courses, or equivalent knowledge are prerequisites for this course:



- Juniper Technical Support Fundamentals (JTSF)
- Introduction to the Junos Operating System (IJOS)</essentials_plain><audience_plain>The course content is for people who troubleshoot Juniper devices running the Junos OS, which includes network operators, engineers, administrators, support personnel, and reseller support personnel.</audience_plain><contents_plain>- Course Introduction
- Junos Product Families
- Troubleshooting Toolkit
- Hardware and Environmental Conditions
- Control Plane
- Control Plane Protection
- Data Plane: Interfaces
- Data Plane: Other Components
- Staging and Acceptance Testing
- Troubleshooting Network Services
- Troubleshooting High Availability Features
- Network Monitoring
- Appendix: Junos RPM
Labs



- Lab: Identifying Hardware Components
- Lab 1: Using Monitoring Tools and Establishing a Baseline
- Lab 2: Monitoring Hardware and Environmental Conditions
- Lab 3: Control Plane Monitoring and Troubleshooting
- Lab 4: Protecting the Control Plane
- Lab 5: Monitoring and Troubleshooting Ethernet Interfaces
- Lab 6: Isolating and Troubleshooting PFE Issues
- Lab 7: Troubleshooting Network Services
- Lab 8: Monitoring the Network</contents_plain><outline_plain>- Course Introduction
- Junos Product Families
- Troubleshooting Toolkit
- Hardware and Environmental Conditions
- Control Plane
- Control Plane Protection
- Data Plane: Interfaces
- Data Plane: Other Components
- Staging and Acceptance Testing
- Troubleshooting Network Services
- Troubleshooting High Availability Features
- Network Monitoring
- Appendix: Junos RPM</outline_plain><duration unit="d" days="2">2 jours</duration><pricelist><price country="SE" currency="USD">2000.00</price><price country="AT" currency="USD">2000.00</price><price country="AE" currency="USD">2000.00</price><price country="IL" currency="USD">2000.00</price><price country="CH" currency="USD">2000.00</price><price country="DE" currency="USD">2000.00</price><price country="SI" currency="USD">2000.00</price><price country="SK" currency="USD">2000.00</price><price country="FR" currency="EUR">2000.00</price><price country="GB" currency="GBP">1650.00</price></pricelist><miles/></course>