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AJSEC – Advanced Junos Security


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Upcoming Dates

Aug 16 - Aug 19, 2021
09:00 - 17:00

Nov 22 - Nov 25, 2021
09:00 - 17:00

AJSEC – Advanced Junos Security
4 days  (Instructor Led Online)  |  Junos Security

Course Details

This four-day course, which is designed to build off the current Juniper Security (JSEC) offering, delves deeper into Junos security, next-generation security features, and ATP supporting software. Through demonstrations and hands-on labs, you will gain experience in configuring and monitoring the advanced Junos OS security features with advanced coverage of advanced logging and reporting, next generation Layer 2 security, next generation advanced anti-malware with Juniper ATP On-Prem and SecIntel. This course uses Juniper Networks SRX Series Services Gateways for the hands-on component. This course is based on Junos OS Release 20.1R1.11, Junos Space Security Director 19.4, Juniper ATP On-Prem version 5.0.7.


  • Demonstrate understanding of concepts covered in the prerequisite Juniper Security courses.
  • Describe the various forms of security supported by the Junos OS.
  • Describe the Juniper Connected Security model.
  • Describe Junos security handling at Layer 2 versus Layer 3.
  • Implement next generation Layer 2 security features.
  • Demonstrate understanding of Logical Systems (LSYS).
  • Demonstrate understanding of Tenant Systems (TSYS).
  • Implement virtual routing instances in a security setting.
  • Describe and configure route sharing between routing instances using logical tunnel interfaces.
  • Describe and discuss Juniper ATP and its function in the network.
  • Describe and implement Juniper Connected Security with Policy Enforcer in a network.
  • Describe firewall filters use on a security device.
  • Implement firewall filters to route traffic.
  • Explain how to troubleshoot zone problems.
  • Describe the tools available to troubleshoot SRX Series devices.
  • Describe and implement IPsec VPN in a hub-and-spoke model.
  • Describe the PKI infrastructure.
  • Implement certificates to build an ADVPN network.
  • Describe using NAT, CoS and routing protocols over IPsec VPNs.
  • Implement NAT and routing protocols over an IPsec VPN.
  • Describe the logs and troubleshooting methodologies to fix IPsec VPNs.
  • Implement working IPsec VPNs when given configuration that are broken.
  • Describe Incident Reporting with Juniper ATP On-Prem device.
  • Configure mitigation response to prevent spread of malware.
  • Explain SecIntel uses and when to use them.
  • Describe the systems that work with SecIntel.
  • Describe and implement advanced NAT options on the SRX Series devices.
  • Explain DNS doctoring and when to use it.
  • Describe NAT troubleshooting logs and techniques.


Day 1


 2 Junos Layer 2 Packet Handling and Security Features

  • Transparent Mode Security
  • Secure Wire
  • Layer 2 Next Generation Ethernet Switching
  • MACsec

LAB 1: Implementing Layer 2 Security

  3 Firewall Filters

  • Using Firewall Filters to Troubleshoot
  • Routing Instances
  • Filter-Based Forwarding

 LAB 2: Implementing Firewall Filters

4 Troubleshooting Zones and Policies

  • General Troubleshooting for Junos Devices
  • Troubleshooting Tools
  • Troubleshooting Zones and Policies
  • Zone and Policy Case Studies

 LAB 3: Troubleshooting Zones and Policies

Day 2

 5 Hub-and-Spoke VPN

  • Overview
  • Configuration and Monitoring

 LAB 4: Implementing Hub-and-Spoke VPNs

6 Advanced NAT

  • Configuring Persistent NAT
  • Demonstrate DNS Doctoring
  • Configure IPv6 NAT Operations
  • Troubleshooting NAT

 LAB: 5: Implementing Advanced NAT Features

7 Logical and Tenant Systems

  • Overview
  • Administrative Roles
  • Differences Between LSYS and TSYS
  • Configuring LSYS
  • Configuring TSYS

LAB 6: Implementing TSYS

Day 3

 8 PKI and ADVPNs

  • PKI Overview
  • PKI Configuration
  • ADVPN Overview
  • ADVPN Configuration and Monitoring

 LAB 7: Implementing ADVPNs

9 Advanced IPsec

  • NAT with IPsec
  • Class of Service with IPsec
  • Best Practices
  • Routing OSPF over VPNs

 LAB 8: Implementing Advanced IPsec Solutions

10 Troubleshooting IPsec

  • IPsec Troubleshooting Overview
  • Troubleshooting IKE Phase 1 and 2
  • IPsec Logging
  • IPsec Case Studies

 LAB 9: Troubleshooting IPsec

Day 4

11 Juniper Connected Security

  • Security Models
  • Enforcement on Every Network Device

12 SecIntel

  • Security Feed
  • Encrypted Traffic Analysis
  • Use Cases for SecIntel

LAB 10: Implementing SecIntel

13 Advanced Juniper ATP On-Prem

  • Collectors
  • Private Mode
  • Incident Response
  • Deployment Models

LAB 11: Implementing Advanced ATP On-Prem

14 Automated Threat Mitigation

  • Identify and Mitigate Malware Threats
  • Automate Security Mitigation

LAB 12: Identifying and Mitigating Threats

A Group VPNs

  • Overview
  • Implementing Group VPNs

Target Audience

  • This course benefits individuals responsible for implementing, monitoring, and troubleshooting Juniper security components.



  • Strong level of TCP/IP networking and security knowledge
  • Complete the Juniper Security (JSEC) course prior to attending this class

Recommended prerequisites: