Exam Duration
90 minutes
Prerequisites
Must have an active LPIC-2 certification to receive LPIC-3 designation
Partner Vendor
Delivered by Linux Professional Institute (LPI)
Domains Tested
VM Deployment, Hypervisor Configuration, Container Management, Orchestration, Virtual Storage & Networking
About This Certification
The LPIC-3 Mixed Environments certification is the pinnacle for Linux professionals specializing in enterprise-level Linux deployments. CyLynk offers this as part of our expert-level curriculum, focusing on integrating Linux systems with Windows environments, directory services, and cross-platform networking. Whether you're implementing Samba file sharing, configuring LDAP authentication, or managing heterogeneous network infrastructures, LPIC-3 through CyLynk validates your expertise in building and managing seamless multi-platform Linux environments.
This Certification is Perfect For You If You’re ...
Systems Administrator Managing hybrid Windows-Linux infrastructures
Infrastructure Engineer Working with cross-platform environments
IT Specialist Supporting mixed operating system deployments
Network Administrator Implementing centralised authentication services
Technical Professional Seeking interoperability expertise
Career Changer Transitioning into enterprise infrastructure roles
Student Pursuing advanced Linux certification pathways
IT Consultant Specialising in system integration projects

Master These Skills and Tools to Gain an Edge
LPIC-3
Mixed Environments
Interoperability
Linux and Windows Integration
Samba Configuration
CompTIA LPIC-3
CyLynk Training
Directory Services
Authentication Protocols
Network Client Management
File Services
Cross-platform Solutions
LDAP and Active Directory
Open Source Integration
Network Protocols
Enterprise Network Services
System Interoperability
User Authentication
Infrastructure Management
Domain Services
Kerberos
CIFS/SMB
Service Migration
Platform Integration
High-level Networking
Advanced Configuration
Resource Sharing
Security Solutions
Network Coexistence
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Exam Details
LPIC-3 Mixed Environments is a single specialist exam (300-300) in the LPIC-3 series. Passing this exam with an active LPIC-2 cert earns you the LPIC-3 credential.
Format: Multiple choice and fill-in-the-blank
Duration: 90 minutes
Questions: ~60
Passing Score: 500 out of 800 (scaled)
Validity: 5 years
Delivery: Pearson VUE (online or in-person)
Exam Topics
High Availability Cluster Management: Master the design and implementation of resilient cluster architectures that ensure continuous service delivery and optimal system reliability.
Load Balanced Clusters: Develop expertise in configuring and maintaining LVS, HAProxy, and keepalived solutions to distribute workloads efficiently across multiple nodes.
Failover Clusters: Build advanced skills in Pacemaker and Corosync cluster management, including resource orchestration, quorum handling, and automated recovery mechanisms.
DRBD Storage Replication: Gain comprehensive understanding of distributed replicated block device configuration, including integration with Pacemaker for seamless data synchronisation.
Cluster Storage Access: Master the configuration of SAN technologies, iSCSI connections, and multipathing solutions that provide reliable access to shared storage resources.
Clustered File Systems: Cultivate proficiency in deploying and managing GFS2 and OCFS2 file systems that enable concurrent access across cluster nodes.
GlusterFS Storage Clusters: Develop expertise in building and maintaining scalable distributed storage solutions using GlusterFS architecture and volume management.
Ceph Storage Clusters: Master the deployment and administration of Ceph clusters, including RBD devices, CephFS volumes, and advanced CRUSH map configurations.
Hardware and Resource Monitoring: Build essential skills in proactive system monitoring using S.M.A.R.T. diagnostics, UPS management, and resource exhaustion alerting.
Advanced RAID Management: Gain mastery over software RAID configurations, including hot spare management, metadata formats, and disaster recovery procedures.
Advanced LVM Operations: Develop sophisticated logical volume management skills, including snapshots, thin provisioning, and RAID integration for optimal storage utilisation.
Network High Availability: Master redundant networking configurations through bonding, VLAN management, and BGP understanding for resilient network infrastructure.
Why Study LPIC-3 with CyLynk
Practice Exams Included
Hands-On Virtual Labs
Official Exam Voucher Included
Supportive Learning Community
Full Supporting Course Available
Coaching & Mentorship Available
Pass Guarantee (with Certify Master)
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Earn a Globally Recognised Credential
Showcase your LPIC-3 certification on LinkedIn, your CV, and in performance reviews. It signals your ability to work across complex IT environments and ensure interoperability between platforms.


Choose Your Certification Path
Get certified your way with the level of support that works for you — from self-paced to fully guided with expert coaching.
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Why Cybersecurity Certifications Matter
Boost your credibility, performance and earning potential with industry recognised credentials.

90% of Cyber Security leaders prefer to hire individuals with technology focused certifications.
Source: Fortinet - 2023 Cybersecurity Skills Gap Global Research Report

81% of certification holders report increased quality and value of work contributions.
Source: GIAC - The Transformative Power of Cybersecurity Certifications: A Win-Win for Employees and Employers

Cybersecurity certifications can boost income by up to 30% and increase job opportunities by showcasing competence and credibility to employers.
Source: Nucamp - How do certifications influence career growth in cybersecurity?
Coaching + Mentorship: The Winning Combo!
Boost your credibility, performance, and earning potential with industry-recognized credentials.

Mentorship
Get guidance, encouragement, and insider insight from seasoned cybersecurity professionals.
Coaching
Go beyond advice with targeted, task-focused sessions that keep you on track. Our coaches work with you to set goals, tackle challenges, review progress, and stay accountable.
This dual approach means you’re supported personally and practically—so you don’t just learn; you achieve. No other program offers this level of personalised, job-ready support, ensuring you stay focused, motivated, and on the fastest path to launch or turbo-boost your cybersecurity career.
learn more about unique coaching and mentorship approach!
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Meet Bashir Semakula,
One of Our Highly Educated LynkCoach!
LynkCoach Bio
Bashir Semakula is a cybersecurity advisor and virtual CISO with 19+ years' experience. Specialising in strategy, risk management, and compliance, Bashir supports SMEs and local governments whilst serving as a committed LynkCoach leader.
Domains of Expertise
GRC Security, Defensive Security, Cloud Security
Certifications
ISO27001, A-ISM,
Skills & Capability Matrix
Cybersecurity Strategy
vCISO Advisory
Risk Management
Governance Compliance
Security Architecture
Risk Assessment
Privacy Management
Practice Transformation
Bashir Semakula LinkedIn Profile
Bashir Semakula LinkedIn Profile
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Salary Projection
See Where Cybersecurity Can Take You

Hear From Those Who’ve Transformed Their Careers
We’re proud to have trained many successful cybersecurity professionals through personalised mentorship and coaching, industry-led curriculum, and practical hands-on experience.
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We partner with leading organisations and industry innovators to deliver cutting-edge training and real career opportunities. Together, we're shaping the future of cybersecurity talent.

Frequently Asked Questions
If your question isn’t covered below, feel free to get in touch with our team — we’re always here to help.
What is the LPIC-3 Mixed Environments certification?
It’s an advanced certification for Linux professionals working in environments where Linux and Windows systems coexist. It covers Samba, LDAP, Kerberos, and network services integration.
What’s included when I study with CyLynk?
Depending on your chosen path, you’ll get access to a full supporting course, hands-on virtual labs, practice exams, coaching or mentorship options, and your official exam voucher — all in one place.
Do I need any prior certifications to take LPIC-3?
Yes. You must hold an active LPIC-2 certification to be awarded the LPIC-3 credential, though you may take the LPIC-3 exam before renewing LPIC-2.
How is the exam structured?
The LPIC-3 300-300 exam includes multiple-choice and fill-in-the-blank questions that assess your ability to configure and troubleshoot mixed Linux–Windows environments.
How long does the certification last?
LPIC-3 is valid for 5 years. You can recertify by retaking the exam or passing another LPIC-3 specialty exam.
How do I schedule the exam?
Once you’re ready, you’ll receive a voucher and can book your exam through Pearson VUE — either online with remote proctoring or at a local test centre.
What happens if I don’t pass the exam first try?
You’ll receive feedback on which domains need improvement, and we’ll work with you through coaching or review sessions if you’re in a supported plan. Certify Master includes a pass guarantee with support until you succeed.
Will this help me get a job in hybrid infrastructure support?
Yes. LPIC-3 Mixed Environments is highly relevant for organisations using Linux and Windows together. It positions you as an integration and support expert across platforms.
Related Certifications to LPIC-3 Mixed Environments
Our free course and resources are just the beginning. Take your skills further with CyLynk's premium offerings, designed to get you job-ready with real-world impact.

LPIC-2
The required foundation for LPIC-3 and core Linux admin competencies

LPIC-3 High Availability and Storage Clusters

LPIC-3 Security
