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Categories	Discussions	Comments	Latest Post
Expand for more options. LFX Mentorship: Linux Kernel Discussion board for the Linux Kernel Mentorship program, offered by The Linux Foundation.	104	222	Process Hyperthreading asad268 • December 2 in LFX Mentorship: Linux Kernel

Categories	Discussions	Comments	Latest Post
Expand for more options. Cloud Engineer IT Professional Program This is a discussion board for the Cloud Engineer IT Professional Program. Recommendations on using the forum: Include the course number in the post title. This will make it easier for both students and moderators to identify the course your post is related to, especially since the IT Professional Program includes 5 different courses. We recommend you also check the respective course's forum as well, as a lot of questions may have been answered already. Use the course forum as an additional learning resource.	304	1K	Office hours - December 7 2023 (LFS253) - no recording luisviveropena • December 7 in Cloud Engineer IT Professional Program
Expand for more options. Advanced Cloud Engineer IT Professional Program A discussion board for the Advanced Cloud Engineer IT Professional Program	125	139	Office hours - December 7 2023 (LFS253) - no recording luisviveropena • December 7 in Advanced Cloud Engineer IT Professional Program
Expand for more options. DevOps Engineer IT Professional Program A discussion board for the DevOps Engineer IT Professional Program	53	63	Office hours - December 7 2023 (LFS267) - no recording luisviveropena • December 7 in DevOps Engineer IT Professional Program
Expand for more options. Cloud Native Developer IT Professional Program This is a discussion board for the Cloud Native Developer IT Professional Program. Recommendations on using the forum: Include the course number in the post title. This will make it easier for both students and moderators to identify the course your post is related to, especially since the IT Professional Program includes 5 different courses. We recommend you also check the respective course's forum as well, as a lot of questions may have been answered already. Use the course forum as an additional learning resource.	61	28	Office hours - Dec 7 (LFD259) - no recording chrispokorni • December 7 in Cloud Native Developer IT Professional Program

Categories	Discussions	Comments	Latest Post
Expand for more options. Express Courses - Discussion Forum This is a dedicated discussion board for all express courses available in the Linux Foundation Training catalog.	5	5	Automating Supply Chain Security: SBOMs and Signatures (LFEL1007) creep73 • October 20 in Express Courses - Discussion Forum

Categories	Discussions	Comments	Latest Post
Expand for more options. LFC110 Class Forum A discussion board for The Linux Foundation's LFC110 Fundamentals of Professional Open Source Management class.	19	15	bash function return value wolf.schneider • July 7 in LFC110 Class Forum
Expand for more options. LFC131 Class Forum A discussion board for The Linux Foundation's LFC131 Green Software for Practitioners class.	7	9	Green Software for Practitioners (LFC131) - error in SCI Equation kbarratt • October 3 in LFC131 Class Forum
Expand for more options. LFD102 Class Forum A discussion board for The Linux Foundation's LFD102 A Beginner's Guide to Open Source Software Development class.	27	28	My Introduction saadmaqsood • November 17 in LFD102 Class Forum
Expand for more options. LFD103 Class Forum A discussion board for The Linux Foundation's LFD103 A Beginner's Guide to Linux Kernel Development class.	158	189	Kernel Installation Errors (lesson 7) infinity1729 • December 5 in LFD103 Class Forum
Expand for more options. LFD121 Class Forum A discussion board for The Linux Foundation's LFD121 Developing Secure Software class.	21	14	Typo in example in in *Calling Other Programs: Injection and Filenames / When Parameterized Statem vvvlc • December 8 in LFD121 Class Forum
Expand for more options. LFD137 Class Forum A discussion board for The Linux Foundation's LFD137 Open Source Contribution in Finance class.	1	1	Can't Enroll emccarroll • November 16 in LFD137 Class Forum
Expand for more options. LFD201 Class Forum A discussion board for the Linux Foundation's LFD201 Introduction to Open Source Development class.	61	134	Seems like a mistake in 35. Managing files and the index, right? teragdd • May 5 in LFD201 Class Forum
Expand for more options. LFD210 Class Forum A discussion board for The Linux Foundation's LFD210 RISC-V Fundamentals class.	1	1	Hello World! FerdiVHL • November 30 in LFD210 Class Forum
Expand for more options. LFD210-CN Class Forum A discussion board for The Linux Foundation's LFD210-CN RISC-V Fundamentals class.	0	0
Expand for more options. LFD213 Class Forum - Discontinued A discussion board for The Linux Foundation's LFD213 Getting Started with EdgeX Foundry class.	1	0	Important Notice: LF Training & Certification Customer Support Changes mstepien • October 2020 in LFD213 Class Forum - Discontinued
Expand for more options. LFD232 Class Forum A discussion board for The Linux Foundation's LFD232 Cloud Foundry for Developers class.	128	319	Newbie LFD232 question idealyinfamous • March 5 in LFD232 Class Forum
Expand for more options. LFD237 Class Forum A discussion board for The Linux Foundation's LFD237 Developing Solutions with FDC3 class.	0	0
Expand for more options. LFD254 Class Forum A discussion board for The Linux Foundation's LFD254 Containers for Developers and Quality Assurance class.	23	44	Tekton installation missing step mstepien • April 24 in LFD254 Class Forum
Expand for more options. LFD259 Class Forum A discussion board for The Linux Foundation's LFD259 Kubernetes for Developers class.	613	2.2K	Nano setup fcioanca • December 9 in LFD259 Class Forum
Expand for more options. LFD271 Class Forum - Discontinued A discussion board for The Linux Foundation's LFD271 Hyperledger Fabric Fundamentals class.	51	93	Moved: Please, How change the name of my Certificate ? fcioanca • March 28 in LFD271 Class Forum - Discontinued
Expand for more options. LFD271-JP クラスフォーラム製造中止 The Linux Foundation の LFD271-JP (Hyperledger Fabric基礎) クラスの掲示板	2	0	Linux Foundation Training Portal - Upcoming Planned Maintenance fcioanca • August 2021 in LFD271-JP クラスフォーラム製造中止
Expand for more options. LFD272 Class Forum A discussion board for The Linux Foundation's LFD272 Hyperledger Fabric for Developers class.	105	356	lab 4.1. Problem while running command peer channel list sabina35 • December 4 in LFD272 Class Forum
Expand for more options. LFD272-JP クラスフォーラム The Linux Foundation の Hyperledger Fabric開発者 (LFD272-JP) クラスの掲示板	1	3	Question regarding OSS License of a Traning Course shinichiro.goto.gv • September 2022 in LFD272-JP クラスフォーラム
Expand for more options. LFD273 Class Forum A discussion board for the Linux Foundation's LFD273 PyTorch Essentials: An Applications-First Approach class.	1	2	Solutions for the labs exercises luba • October 25 in LFD273 Class Forum
Expand for more options. LFS145 Class Forum A discussion board for The Linux Foundation's LFS145 Introduction to Protocol Buffers class.	2	1	System Requirements slaamimech • July 25 in LFS145 Class Forum
Expand for more options. LFS200 Class Forum A discussion board for The Linux Foundation's LFS200 Fundamentals of Open Source IT and Cloud Computing class.	25	32	Hi everybody! marianomb82 • December 7 in LFS200 Class Forum
Expand for more options. LFS201 Class Forum A discussion board for the Linux Foundation's LFS201 Essentials of Linux System Administration class.	739	2.6K	A very bad exam experience. mstepien • November 25 in LFS201 Class Forum
Expand for more options. LFS201-JP クラスフォーラム The Linux Foundation の LFS201-JP (Linuxシステム管理入門) クラスの掲示板	1	0	日立グループでの提供形態について shinichiro.goto.gv • November 2022 in LFS201-JP クラスフォーラム
Expand for more options. LFS203 Class Forum A discussion board for The Linux Foundation's LFS203 Linux for Cloud Technicians Essentials class.	11	1	Typo in unit 4 - Not Installing or Disabling the GUI amlor • November 29 in LFS203 Class Forum
Expand for more options. LFS205 Class Forum - Discontinued A discussion board for the Linux Foundation's LFS205 Deploying and Managing Linux on Azure class.	4	0	Digital Badges Now Available for Courses and Exams! mstepien • March 2019 in LFS205 Class Forum - Discontinued
Expand for more options. LFS207 Class Forum A discussion board for the Linux Foundation's LFS207 - Linux System Administration Essentials class.	77	216	Found an issue with course content "$ export VERSION=$(uname-r)" luisviveropena • 3:30AM in LFS207 Class Forum
Expand for more options. LFS211 Class Forum A discussion board for The Linux Foundation's LFS211 Linux Networking and Administration class.	300	782	More About IP: IP Address Parts clarification hricky • July 27 in LFS211 Class Forum
Expand for more options. LFS216 Class Forum A discussion board for The Linux Foundation's LFS216 Linux Security Fundamentals class.	54	107	LAB 2.1 Installing and Running Virtual Machines - How to? dnx • August 10 in LFS216 Class Forum
Expand for more options. LFS241 Class Forum A discussion board for The Linux Foundation's LFS241 Monitoring Systems and Services with Prometheus class.	47	43	Lab 9.1: Workaround Instrumentation Exercise in Python and Go mlaeufer • October 18 in LFS241 Class Forum
Expand for more options. LFS242 Class Forum A discussion board for The Linux Foundation's LFS242 Cloud Native Logging with Fluentd and Fluent Bit class.	41	118	Moved: I have completed my Certification LFC131 Yesterday and Certification Badge not showing mstepien • May 31 in LFS242 Class Forum
Expand for more options. LFS243 Class Forum A discussion board for The Linux Foundation's LFS243 Service Mesh Fundamentals class.	37	44	Yaml Error - Lab 4.1. Deploy an Ingress Controller chrispokorni • May 10 in LFS243 Class Forum
Expand for more options. LFS244 Class Forum A discussion board for The Linux Foundation's LFS244 Managing Kubernetes Applications with Helm class.	11	29	Lab 5.1 Step 14 chrispokorni • July 18 in LFS244 Class Forum
Expand for more options. LFS250 Class Forum A discussion board for The Linux Foundation's LFS250 Kubernetes and Cloud Native Essentials class.	37	69	LFS250: hands-on labs??? vishallf • December 6 in LFS250 Class Forum
Expand for more options. LFS250-JP クラスフォーラム The Linux Foundation の LFS250-JP (Kubernetes とクラウドネイティブ基礎) クラスの掲示板	1	0	日立グループでの提供形態について shinichiro.goto.gv • November 2022 in LFS250-JP クラスフォーラム
Expand for more options. LFS251 Class Forum A discussion board for the Linux Foundation's LFS251 Cloud Native Fuzzing Fundamentals class.	0	0
Expand for more options. LFS252 Class Forum - Discontinued This course has been discontinued and support is no longer offered.	201	710	Not able to launch BUI even though openstack is configured. fcioanca • April 2020 in LFS252 Class Forum - Discontinued
Expand for more options. LFS253 Class Forum A discussion board for The Linux Foundation's LFS253 Containers Fundamentals class.	141	449	Kubernetes Exam CarlosValencia • December 6 in LFS253 Class Forum
Expand for more options. LFS254 Class Forum A discussion board for the Linux Foundation's LFS254 Detecting Cloud Runtime Threats with Falco class.	0	0
Expand for more options. LFS258 Class Forum A discussion board for The Linux Foundation's LFS258 Kubernetes Fundamentals class.	1.1K	3.9K	Have to set up labs myself? head0nf1re • December 9 in LFS258 Class Forum
Expand for more options. LFS258-JP クラスフォーラム The Linux Foundation の LFS258-JP (Kubernetes基礎) クラスの掲示板	10	20	質問 5.5について kiriyama.koki • January 9 in LFS258-JP クラスフォーラム
Expand for more options. LFS260 Class Forum A discussion board for The Linux Foundation's LFS260 Kubernetes Security Essentials class.	93	230	TCCS-81314- this is my ticket id i have raised it on friday it is not resolved yet fcioanca • October 9 in LFS260 Class Forum
Expand for more options. LFS261 Class Forum A discussion board for the Linux Foundation's LFS261 Implementing Continuous Delivery class.	132	478	Lab 6 Containers not building luisviveropena • November 28 in LFS261 Class Forum
Expand for more options. LFS262 Class Forum A discussion board for the Linux Foundation's LFS262 Implementing DevSecOps class.	33	72	Kaniko executor couldn't push the image into the container registry sabbih • December 3 in LFS262 Class Forum
Expand for more options. LFS263 Class Forum A discussion board for the Linux Foundation's LFS263 ONAP Fundamentals class.	80	315	Access to VMs for LAB wjohnston • November 2 in LFS263 Class Forum
Expand for more options. LFS264 Class Forum A discussion board for the Linux Foundation's LFS264 Anuket Fundamentals class.	15	18	LFS264 - course updates fcioanca • August 2022 in LFS264 Class Forum
Expand for more options. LFS265 Class Forum - Discontinued A discussion board for The Linux Foundation's LFS265 Software Defined Networking with OpenDaylight class.	18	23	LFS265 course updates now live (3.24.2021) fcioanca • March 2021 in LFS265 Class Forum - Discontinued
Expand for more options. LFS266 Class Forum A discussion board for the Linux Foundation's LFS266 DevOps for Network Engineers class.	11	13	Where is spine.py in Sections5? nmiki • July 10 in LFS266 Class Forum
Expand for more options. LFS267 Class Forum A discussion board for The Linux Foundation's LFS267 Jenkins Essentials class.	18	58	Jenkins fails to spawn docker agents luisviveropena • November 9 in LFS267 Class Forum
Expand for more options. LFS268 Class Forum A discussion board for The Linux Foundation's LFS268 CI/CD with Jenkins X class.	18	18	Jenkins X 3.x uses a git operator to manage installing + upgrading of Jenkins X kuiinative • December 7 in LFS268 Class Forum
Expand for more options. LFS269 Class Forum A discussion board for The Linux Foundation's LFS269 GitOps: Continuous Delivery on Kubernetes with Flux class.	23	75	Lab 4 - connection error to redis luisviveropena • October 1 in LFS269 Class Forum
Expand for more options. LFS272 Class Forum A discussion board for The Linux Foundation's LFS272 - Hyperledger Fabric Administration class.	203	679	lab2 on this command docker exec -it ca.org1.example.com bash getting error Bobbijn • November 30 in LFS272 Class Forum
Expand for more options. LFS272-JP クラスフォーラム The Linux Foundation の LFS272-JP (Hyperledger Fabric管理) クラスの掲示板	1	0	Linux Foundation Training Portal - Upcoming Planned Maintenance fcioanca • August 2021 in LFS272-JP クラスフォーラム
Expand for more options. LFS273 Class Forum - Discontinued A discussion board for The Linux Foundation's LFS273 - Hyperledger Sawtooth Administration class.	13	13	Lab 1 jamiek • July 2021 in LFS273 Class Forum - Discontinued
Expand for more options. LFS274 Class Forum A discussion board for the Linux Foundation's LFS274 CI/CD with Tekton class.	0	0
Expand for more options. LFS281 Class Forum A discussion board for the Linux Foundation's LFS281 Modern Air Gap Software Delivery class.	0	0
Expand for more options. LFW211 Class Forum A discussion board for The Linux Foundation's LFW211 Node.js Application Development class.	236	734	Mistake: Lab 2.2 - NPM Check mstepien • December 8 in LFW211 Class Forum
Expand for more options. LFW212 Class Forum A discussion board for The Linux Foundation's LFW212 Node.js Services Development class.	172	575	Problems with PSI Secure Browser. mstepien • December 6 in LFW212 Class Forum
Expand for more options. SKF100 Class Forum A discussion board for The Linux Foundation's SKF100 OWASP Top 10 Security Threats class.	7	7	Important Resource for Lab Material References (Python files) riiecco • November 10 in SKF100 Class Forum
Expand for more options. SKF200 Class Forum A discussion board for the Linux Foundation's SKF200 Mastering Infrastructure Security: Strategies, Tools, and Practices class.	0	0

Categories	Discussions	Comments	Latest Post
Expand for more options. Drivers Get the right software for your hardware	219	500	gstreamer and vivid - error: /dev/video3 is not an output device liz141414 • August 28 in Drivers
Expand for more options. I/O Devices Keyboards, mice, controllers... communicating with your Linux machine	74	147	Dell Latitude E5430 Display Contrast Issue arochester • February 2022 in I/O Devices
Expand for more options. Monitors Looking at Linux	44	115	Help me to choose, please vendetta33 • August 2022 in Monitors
Expand for more options. Multimedia Getting audio, video, and camera devices to work on Linux.	116	329	cannot get microphone to work (audio jack) doctorleff • December 3 in Multimedia
Expand for more options. Networking Routers, modems, and other net devices on Linux.	209	482	I want to learn RFCs without directly reading RFCs briefwishbone • October 1 in Networking
Expand for more options. Printers & Scanners The printed word in Linux	101	181	Driver for Ricoh IM 4500 arochester • May 24 in Printers & Scanners
Expand for more options. Storage Internal or external	85	192	How can I delete this loop0 device? ernesto.pozzoni • December 2022 in Storage

Categories	Discussions	Comments	Latest Post
Expand for more options. Debian Debian Users Forums	88	201	problems during CKAD exam and PSI bridge on Debian OS fcioanca • October 19 in Debian
Expand for more options. Fedora Fedora Users Forums	66	298	Touchpad issue arochester • July 14 in Fedora
Expand for more options. Linux Mint This forum container is used to discuss system issues related to Linux Mint	15	25	My entire desktop on Vanessa disappeared dersuuzalachillout • August 17 in Linux Mint
Expand for more options. Mageia Mageia Users Forums	13	44	Mageia Cauldron unstable siiiiiii • July 2019 in Mageia
Expand for more options. openSUSE openSUSE Users Forums	24	59	Problems with gaming on wayland and moving window on another screen arochester • November 2022 in openSUSE
Expand for more options. Red Hat Enterprise Red Hat Users Forums	142	222	I cannot install RedHat 8.8 maxruas • November 10 in Red Hat Enterprise
Expand for more options. Slackware Slackware Users Forums	33	218	Slackware turns 20 years old zdenek.styblik • October 2019 in Slackware
Expand for more options. SUSE Enterprise SUSE Enterprise Users Forums	13	26	Stacked DRBD (DR Node) not Syncing Back to Primary Site tooreply • October 2020 in SUSE Enterprise
Expand for more options. Ubuntu Ubuntu Users Forums	357	1.4K	Problem booting up computer arochester • October 26 in Ubuntu

Categories	Discussions	Comments	Latest Post
Expand for more options. Cloud Computing Linux datacenter, virtualization, and software appliance topics.	41	94	Proper Risk Management in Cloud Computing cloudman11 • August 14 in Cloud Computing
Expand for more options. Command Line/Scripting Hard-core Linux sysadmin? Get your discussions here.	70	135	Working on a Bash Script bfpa40 • October 3 in Command Line/Scripting
Expand for more options. Github systems admin projects This forum topic can be used by system admins, developers and power users who would like to share their github projects to aid in system adminstration efforts	0	0
Expand for more options. Linux Security Lock it down, lock it up--how to secure your systems.	95	192	Is redhat capable of shutting down selinux free access to source code ? cozsminlfid • September 23 in Linux Security
Expand for more options. Network Management From SMBs to multi-cluster datacenters, discuss your networking issues.	78	204	How to set up wireguard to be connected to QEMU/KVM VM via WI-FI ggeeyu • October 18 in Network Management
Expand for more options. System Management Tools, techniques, and tips for Linux system management.	108	232	Features To Look For in a Fleet Tracking Software flotillaiot • May 29 in System Management
Expand for more options. Web Management The Web is Linux, and Linux Is the Web.	49	142	How can I increase my website's traffic? gulshan212 • December 5 in Web Management

Categories	Discussions	Comments	Latest Post
Expand for more options. Android Discussions about the popular Linux-based OS for smartphones and tablets	23	91	Hangman Game Program Error gulshan212 • July 11 in Android
Expand for more options. Development Exploring the new set of embedded developer tools...	30	21	Linux kernel emanresu1 • October 25 in Development
Expand for more options. Operating Systems Discussions about the Linux-based OS for next-generation mobile computing	11	28	How can I Create a Desktop Shortcut to a Game arochester • November 26 in Operating Systems

Categories	Discussions	Comments	Latest Post
Expand for more options. Getting Started with Linux Noobie Help and Getting Started Topics	1.1K	4.2K	Unable to install packages on Redhat Linux 8.8 balt76 • December 8 in Getting Started with Linux

Categories	Discussions	Comments	Latest Post
Expand for more options. Introductions Introduce yourself to the community!	131	214	new member sfadl • August 23 in Introductions
Expand for more options. Moderator Discussion This forum container is used by forum moderators to discuss methods of moderation and new site changes	2	4	being in queue fcioanca • September 2021 in Moderator Discussion
Expand for more options. Small Talk A place to get to know others in the community and to ask questions and share information that doesn't fit into existing forums.	217	597	Understanding the Code: Differentiating Between Process and Program in C++ vikash11 • November 20 in Small Talk
Expand for more options. Study Material This forum is intended for the sharing of educational material that will aid in effective operations of a Linux system	22	21	Text Editing with Vim (SC100) fcioanca • December 7 in Study Material

Categories	Discussions	Comments	Latest Post
Expand for more options. Kernel Development Kernel Development Forum	278	315	NVIDIA GSP emanresu1 • November 16 in Kernel Development
Expand for more options. Software Development Software and Application Development	514	1.1K	How to execute linux userspace driver code for infinite time on the target board? imranpatan • November 27 in Software Development

Categories	Discussions	Comments	Latest Post
Expand for more options. Applications For the working penguin	260	878	k3b default2 jazzymark • August 28 in Applications
Expand for more options. Command Line Applications that run on the shell.	184	604	for loop sh2515 • September 23 in Command Line
Expand for more options. Compiling/Installing This Forum topic it used to discuss issues related to compiling and installing software from source code	3	5	using a wsl to install nvidia hpc but the installation halts due to the error ‘basename :missing ope harsh00100 • June 16 in Compiling/Installing
Expand for more options. Games Playtime for Tux	76	356	playing game console way arochester • May 19 in Games
Expand for more options. Installation Installing distros and apps	316	1.1K	Live encripted ISO (without userinput of a password) edsousa84 • November 2022 in Installation

Categories	Discussions	Comments	Latest Post
All In Forum Discussion board for participants in the All In program.	61	53	TUSB73x0 SuperSpeed USB 3.0 xHCI indicates Internal Host error zhaoming.ge • November 10 in All In Forum

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