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RedHat RH253 Exam Overview:
| Certification Vendor: | Red Hat |
|---|---|
| Exam Name: | Red Hat Linux Networking and Security Administration |
| Exam Number: | RH253 |
| Exam Format: | Instructor-led training course with hands-on labs |
| Related Certifications: | Red Hat Certified Engineer (RHCE) |
| Available Languages: | English |
| Recommended Training: | Red Hat System Administration II (RH134) Red Hat System Administration I (RH124) |
| Exam Registration: | Red Hat Training Catalog |
| Exam Way: | Instructor-led training course (no standalone certification exam for RH253; knowledge supports RHCE track) |
| Pre Condition: | Basic Linux administration knowledge recommended (e.g., RH033/RH124 equivalent skills) |
| Official Syllabus URL: | https://www.redhat.com |
RedHat RH253 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Network Services Configuration | - Web services (Apache HTTP Server) - DHCP server setup and client configuration - DNS configuration and BIND fundamentals |
| System Security Administration | - Basic SELinux concepts (version dependent) - Firewall configuration (iptables) - User authentication and PAM basics |
| Mail and Network Communication Services | - Postfix mail server configuration - Basic SMTP and IMAP/POP concepts |
| System Troubleshooting and Maintenance | - Log analysis and system monitoring - Network diagnostics and performance troubleshooting |
| TCP/IP Networking Fundamentals | - Network configuration and troubleshooting tools (ifconfig, ip, netstat) - IP addressing, subnetting, and routing basics |
| File Sharing and Remote Access | - Samba file sharing services - SSH secure remote administration - NFS configuration and administration |
RH253 Exam Questions Candidates Actually Ask
RedHat Linux Networking and Security Administration is an official Red Hat exam, catalogued under the code RH253. Passing it awards the RHCE (legacy training track) certification at the Professional level. It also links to Red Hat Certified Engineer (RHCE), which broadens its career value. Qualifying exams exist to prove ability in a measurable way, and this one proves yours against the vendor's own standard.
Basic Linux administration knowledge recommended (e.g., RH033/RH124 equivalent skills)
Since vendor requirements are revised periodically, confirm the current conditions before registering on the official exam page.
Registration for RedHat Linux Networking and Security Administration runs through the official channels below.
One scheduling note: the exam is delivered Instructor-led training course (no standalone certification exam for RH253; knowledge supports RHCE track).
Red Hat recommends the following training for RedHat Linux Networking and Security Administration candidates.
Whichever path you choose, reinforce it with the 100 practice questions in the Lead2Passed RH253 package, because exam confidence is built by answering, not just reading.
Yes. Lead2Passed provides a free PDF demo of the RedHat Linux Networking and Security Administration material, so the product can earn your trust before it earns your money. After purchase, updates are free for 365 days, and once your product expires you can extend the update service at a 50% discount.
Your purchase carries a 100% money-back guarantee with defined conditions. Take the RedHat Linux Networking and Security Administration exam within 60 days of purchase; if you fail, you can claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are not eligible, and neither are downloaded-but-unused products, free materials, or expired orders; the candidate name must match the payer name. File with a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. If you prefer, exchange instead: two other exam products of equal value, free, with the update service on your original purchase retained.
Delivery is instant: files unlock for download at payment and are emailed within one minute. If nothing arrives within 2 hours, check spam and contact customer service. Installation is unlimited across your computers.
The RedHat Linux Networking and Security Administration exam is divided into 6 domains. The most prominent are File Sharing and Remote Access, System Troubleshooting and Maintenance, and TCP/IP Networking Fundamentals. The complete outline is above on this page; candidates who know the map waste far less time getting to the destination.
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