explainshell.com

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Match linux command-line arguments to view their help text.

stackshare.io

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Dev / Production stacks for all to see. Handy tool to see what software is trending today.

aws.amazon.com

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Amazons’s cloud computing & web hosting service.

Amazon Lightsail expands blueprint selection with a new WordPress blueprint

27 February 2026 @ 11:28 pm

Amazon Lightsail now offers a new WordPress blueprint, making it easier than ever to launch and manage a WordPress website on the cloud. With just a few clicks, you can create a Lightsail virtual private server (VPS) preinstalled with WordPress, and follow a guided setup wizard to get your site fully configured and running in minutes. This new blueprint has Instance Metadata Service Version 2 (IMDSv2) enforced by default. With Lightsail, you can easily get started on the cloud by choosing a blueprint and an instance bundle to build your web application. Lightsail instance bundles include instances preinstalled with your preferred operating system, storage, and monthly data transfer allowance, giving you everything you need to get up and running quickly. The new WordPress blueprint includes a step-by-step setup workflow that walks you through connecting a custom domain, configuring DNS, attaching a static IP address, and enabling HTTPS encryption using a free Let's Encrypt S

EC2 Image Builder enhances lifecycle policies with wildcard support and simplified IAM

27 February 2026 @ 10:10 pm

EC2 Image Builder, a service that helps you automate the creation, distribution, and management of customized Amazon Machine Images, now supports wildcard patterns in lifecycle policies and simplifies IAM role creation. You can now use wildcard patterns to manage images from multiple recipes within a single lifecycle policy, and create IAM roles with pre-populated default permissions directly from the console. Previously, you had to create separate lifecycle policies for each new recipe or manually select individual recipes, making it difficult to scale as new recipes were added. Now with wildcard pattern support, you can specify patterns like my-recipe-1.x.x to automatically apply lifecycle policies to all matching recipes—including new recipes created in the future. Additionally, creating IAM roles for lifecycle management previously required manually configuring the required permissions. Now when creating a new role in the console, EC2 Image Builder automatically popul

ARC Region switch adds three new capabilities: post-recovery workflows, RDS orchestration and AWS provider support for Terraform

27 February 2026 @ 10:00 pm

Amazon Application Recovery Controller (ARC) Region switch helps customers orchestrate the failover of their multi-Region applications to achieve a bounded recovery time in the event of a Regional impairment. It automates multi-Region disaster recovery, reducing engineering effort and eliminating operational overhead when recovering applications across multiple AWS accounts and Regions. Region switch now includes three new capabilities: post-recovery workflows, native RDS execution blocks, and AWS provider for Terraform support. Post-recovery workflows. Disaster recovery doesn't end when customers failover to a standby Region. After orchestrating a failover or failback, customers must prepare the other Region for the next recovery event. Today, this requires manual coordination of scaling, recreating read replicas, and validating configurations. Post-recovery workflows help customers automate these preparation steps. With this launch, post-recovery workflows support

Amazon Bedrock batch inference now supports the Converse API format

27 February 2026 @ 7:00 pm

Amazon Bedrock batch inference now supports the Converse API as a model invocation type, enabling you to use a consistent, model-agnostic input format for your batch workloads. Previously, batch inference required model-specific request formats using the InvokeModel API. Now, when creating a batch inference job, you can select Converse as the model invocation type and structure your input data using the standard Converse API request format. Output for Converse batch jobs follows the Converse API response format. With this feature, you can use the same unified request format for both real-time and batch inference, simplifying prompt management and reducing the effort needed to switch between models. You can configure the Converse model invocation type through both the Amazon Bedrock console and the API. This capability is available in all AWS Regions that support Amazon Bedrock batch inference. To get started, see

AWS Network Firewall now supports firewall state change notifications through Amazon EventBridge

27 February 2026 @ 7:00 pm

AWS Network Firewall now integrates with Amazon EventBridge to provide real-time notifications for firewall state changes and configuration updates. This new capability enables you to monitor critical firewall operations including firewall configuration updates and endpoint status modifications across your network security infrastructure. You gain immediate visibility into changes affecting AWS Managed Rules, Partner Managed Rules, and firewall configurations. With EventBridge integration, you gain enhanced visibility into your firewall operations in real-time. You can build automated workflows to send notifications through Amazon SNS, create tickets in your IT service management (ITSM) systems, or integrate with third-party security information and event management (SIEM) solutions. This integration helps you maintain better operational awareness of your network security infrastructure and respond quickly to configuration changes or potential issues. AWS Network F

Amazon CloudWatch logs centralization rules now support customizable destination log group structure

27 February 2026 @ 6:50 pm

Amazon CloudWatch now supports customizing destination log group names when creating CloudWatch log centralization rules. Organizations managing logs across multiple accounts can now use attributes to organize centralized logs into meaningful hierarchies — by account ID, region, organizational unit, or other AWS Organizations metadata — that match how their organization operates and what their compliance requirements demand. You can define a destination log group name structure using attributes that CloudWatch Logs automatically replaces with actual values when logs are copied. For example, using the pattern ${source.accountId}/${source.region}/${source.logGroup} creates destination log groups like 123456789012/us-east-1/cloudtrail/managementevent, making it easy to identify which account and region logs originated from. You can use attributes, including source account ID, region, log group name, organization ID, organizational unit ID, root ID, and the full organization

AWS Resource Access Manager now supports maintaining shares when accounts change organizations

27 February 2026 @ 5:35 pm

AWS Resource Access Manager (RAM) now supports a resource share configuration that allows you to maintain resource sharing continuity when accounts move between AWS Organizations. With the new RetainSharingOnAccountLeaveOrganization parameter and corresponding ram:RetainSharingOnAccountLeaveOrganization condition key, security administrators can configure resource shares to retain access when accounts leave the organization and enforce consistent policies across their organization using Service Control Policies (SCPs). This capability helps organizations undergoing mergers, acquisitions, or restructuring maintain access to shared resources like Route53 Resolver Rules, Transit Gateways, and IPAM pools without disruption. Security teams can use SCPs to enforce the RetainSharingOnAccountLeaveOrganization configuration organization-wide. When enabled, RAM treats organization accounts as external accounts, requiring explicit invitation acceptance and preserv

AWS now supports Bacs Direct Debit as a payment method for UK customers

27 February 2026 @ 4:00 pm

Starting today, AWS customers based in the United Kingdom can use Bacs Direct Debit to pay for their AWS services. This new feature provides a convenient and automated way to manage your cloud spend directly from your GBP-based bank account. Customers can securely connect any personal or business bank account that supports the Bacs standard. Previously, AWS only  accepted credit or debit cards and EUR-based bank accounts in the UK. During sign-up, customers can choose "Bacs Direct Debit" from the AWS sign-up page, select their bank, and authenticate using their bank's mobile app or online banking credentials. This securely verifies ownership and links the bank account to the AWS account. By default, this account will be used for future AWS invoices. Existing customers can add Bacs Direct Debit by navigating to the Payment Preferences page in the AWS Billing console. They choose "Add payment method," select "Bacs Direct Debit," and follow the same ba

Amazon OpenSearch Service adds new insights for improved cluster stability

27 February 2026 @ 10:49 am

Amazon OpenSearch Service has enhanced Cluster Insights with two new insights — Cluster Overload and Suboptimal Sharding Strategy. Suboptimal Sharding Strategy provides instant visibility into shard imbalances that cause uneven workload distribution, while Cluster Overload surfaces elevated cluster resource utilization that can lead to request throttling or rejections. Both insights come with details of affected resources along with actionable mitigation recommendations. Previously, identifying resource constraints and shard imbalances required manually correlating multiple metrics and logs, making it difficult to detect issues early. With these new insights, you can proactively monitor cluster health and take timely action. Suboptimal Sharding Strategy detects shard imbalances caused by indices with too few shards relative to the number of data nodes, or by shards carrying disproportionately large amounts

Oracle Database@AWS is now available in the Dublin AWS Region

27 February 2026 @ 8:31 am

Oracle Database@AWS is now available in EU-West-1 (Dublin), starting with one Availability Zone (AZ). Oracle Database@AWS enables customers to access database services on Oracle Cloud Infrastructure (OCI) managed Oracle Exadata systems within AWS data centers. As a result, customers can easily migrate their on-premises Oracle Exadata and Oracle Real Application Clusters (RAC) applications to a like-for-like environment on AWS, and also benefit from integrations with AWS services such as AWS Key Management Service (KMS) for data encryption and AWS CloudWatch for monitoring. With expansion to the Dublin region, customers with data residency requirements in that region can migrate their on-premises Oracle Exadata and RAC applications to AWS. With this expansion, Oracle Database@AWS services are now available in eight Regions: US-East-1 (N. Virginia), US-West-2 (Oregon), US-East-2 (Ohio), CA-Central-1 (Canada Central), EU-Central-1 (Frankfurt), EU-West-1 (Dublin), AP-Northeast-

networkworld.com

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Information, intelligence and insight for Network and IT Executives.

OpenAI launches stateful AI on AWS, signaling a control plane power shift

28 February 2026 @ 1:48 am

Stateless AI, in which a model offers one-off answers without context from previous sessions, can be helpful in the short-term but lacking for more complex, multi-step scenarios. To overcome these limitations, OpenAI is introducing what it is calling, naturally, “stateful AI.” The company has announced that it will soon offer a stateful runtime environment in partnership with Amazon, built to simplify the process of getting AI agents into production. It will run natively on Amazon Bedrock, be tailored for agentic workflows, and optimized for AWS infrastructure. Interestingly, OpenAI also felt the need to make

Security hole could let hackers take over Juniper Networks PTX core routers

27 February 2026 @ 9:41 pm

Network admins with Juniper PTX series routers in their environments are being warned to patch immediately, because a newly-discovered critical vulnerability could lead to an unauthenticated threat actor running code with root privileges. The hole is “especially dangerous, because these devices often sit in the middle of the network, not on the fringes,” said Piyush Sharma, CEO of Tuskira. “If an attacker gains control of a PTX, the impact is bigger than a single device compromise because it can become a traffic vantage point and a control point at the same time. Th

Why do data centers need so much water?

26 February 2026 @ 6:32 pm

Data centers are increasingly causing problems and wearing out their welcome in many localities, for a variety of reasons. The two most commonly referred to issues are power consumption driving up everyone’s electric bill, and noise from the generators disrupting surrounding neighborhoods. But there is another reason to add to the list: water consumption. According to the International Energy Agency (IEA), a typical 100-megawatt hyperscale data center consumes around 530,000 gallons of water per day, equivalent to the use of 6,500 homes.

ControlMonkey extends configuration disaster recovery to cloud network vendors

25 February 2026 @ 7:43 pm

Network resiliency is about more than just DNS redundancy and using multiple regions and providers. It also requires extending resiliency to network configuration. That’s the challenge that cloud infrastructure automation startup ControlMonkey is now taking on. ControlMonkey launched its Cloud Configuration Disaster Recovery capability in 2025, targeting AWS, Azure and GCP infrastructure. Today the company is expanding its configuration-level disaster recovery platform to the network control plane—specifically to the CDN configurations, firewall rules,

IBM X-Force: AI creates security challenges, but basic system flaws are more problematic

25 February 2026 @ 7:12 pm

AI tools allow attackers to identify and exploit enterprise security weaknesses faster than ever, but most network invaders still rely on unpatched vulnerabilities, credential theft, and misconfigurations to wreak havoc on corporate resources, according to IBM. The vendor today released the 2026 X-Force Threat Intelligence Index, which analyzes data from incident response engagements, the dark web, and other threat intelligence sources to uncover attack trends and patterns. IBM X-Force reports that cybercriminals are exploiting bas

Netskope targets AI-driven network bottlenecks with AI Fast Path

25 February 2026 @ 5:19 pm

Netskope has updated its NewEdge private cloud with AI Fast Path, a new solution announced this week that allows enterprises to reduce latency for AI applications while maintaining security controls. As enterprise companies continue to adopt

AMD: Latest news and insights

25 February 2026 @ 5:03 pm

More processor coverage on Network World:Intel news and insights | Nvidia news and insights AMD continues to make gains in processor and data center markets thanks largely to its EPYC processors, which has chipped away at Intel’s long-standing dominance.   According to AMD’s Q1 2025 results, revenue increased 36% over the same quarter in 2024

AMD strikes massive AI chip deal with Meta

25 February 2026 @ 2:26 pm

Meta and AMD have announced the deal whereby the social media giant would purchase up to 6 gigawatts worth of CPUs and GPUs from AMD. The first GW worth of chips is set for delivery to Meta in the second half of this year and consists of a custom version of AMD’s Instinct MI450 GPU accelerators and 6th Generation AMD Epyc CPUs, codenamed “Venice�

From packets to prompts: What Cisco’s AITECH certification means for IT pros

24 February 2026 @ 8:08 pm

Cisco’s new AI Technical Practitioner (AITECH) certification marks a key moment in AI’s transition from an interesting experiment to a core technical requirement. Unveiled at Cisco Live EMEA, the AITECH certification reinforces the idea that AI is a core skill for mainstream IT professionals, not just data scientists and ML researchers. AI is now part of the infrastructure job versus something that lives off to the side in an innovation lab. For decades, Cisco certifications have been the gold st

forensicswiki.org

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Computer forensic tools and techniques used by investigators

cyberciti.biz

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online community of new and seasoned Linux / Unix sysadmins.

Download of the day: GIMP 3.0 is FINALLY Here!

18 March 2025 @ 3:45 am

Wow! After years of hard work and countless commits, we have finally reached a huge milestone: GIMP 3.0 is officially released! I am excited as I write this and can't wait to share some incredible new features and improvements in this release. GIMP 2.10 was released in 2018, and the first development version of GIMP 3.0 came out in 2020. GIMP 3.0 released on 16/March/2025. Let us explore how to download and install GIMP 3.0, as well as the new features in this version. Love this? sudo share_on: Twitter - Facebook -

How to list upgradeable packages on FreeBSD using pkg

16 March 2025 @ 8:25 pm

See all FreeBSD related FAQ Here is a quick list of all upgradeable packages on FreeBSD using pkg command. This is equivalent to apt list --upgradable command on my Debian or Ubuntu Linux system. Love this? sudo share_on: Twitter -

Ubuntu to Explore Rust-Based “uutils” as Potential GNU Core Utilities Replacement

16 March 2025 @ 12:17 pm

In a move that has sparked significant discussion within the Ubuntu Linux fan-base and community, Canonical, the company behind Ubuntu, has announced its intention to explore the potential replacement of GNU Core Utilities with the Rust-based "uutils" project. They plan to introduce new changes in Ubuntu Linux 25.10, eventually changing it to Ubuntu version 26.04 LTS release in 2026 as Ubuntu is testing Rust 'uutils' to overhaul its core utilities potentially. Let us find out the pros and cons and what this means for you as an Ubuntu Linux user, IT pro, or developer. Love this? sudo share_on: Twitter -

How to install KSH on FreeBSD

3 March 2025 @ 11:50 pm

See all FreeBSD related FAQ Installing KSH (KornShell) on FreeBSD can be done with either FreeBSD ports or the pkg command. The ports collection will download the KSH source code, compile it, and install it on the system. The pkg method is easier, and it will download a pre-compiled binary package. Hence, it is recommended for all users. KornShell (KSH) has a long history, and many older Unix systems and scripts rely on it. As a result, KSH remains relevant for maintaining and supporting legacy infrastructure. Large enterprises, especially those with established Unix-based systems, continue to use KSH for scripting and system administration tasks. Some industries where KS

Linux Sed Tutorial: Learn Text Editing with Syntax & Examples

3 March 2025 @ 9:47 am

See all GNU/Linux related FAQ Sed is an acronym for "stream editor." A stream refers to a source or destination for bytes. In other words, sed can read its input from standard input (stdin), apply the specified edits to the stream, and automatically output the results to standard output (stdout). Sed syntax allows an input file to be specified on the command line. However, the syntax does not directly support output file specification; this can be achieved through output redirection or editing files in place while making a backup of the original copy optionally. Sed is one of the most powerful tools on Linux and Unix-like systems. Learning it is worthwhile, so in t

How to tell if FreeBSD needs a Reboot using kernel version check

23 February 2025 @ 10:07 pm

See all FreeBSD related FAQ Keeping your FreeBSD server or workstation updated is crucial for security and stability. However, after applying updates, especially kernel updates, you might wonder, "Do I need to reboot my system?" Let's simplify this process and provide a straightforward method for determining whether a reboot is necessary using the CLI, shell script, and ansible playbook. Love this? sudo share_on: Twitter

Critical Rsync Vulnerability Requires Immediate Patching on Linux and Unix systems

15 January 2025 @ 6:04 pm

Rsync is a opensource command-line tool in Linux, macOS, *BSD and Unix-like systems that synchronizes files and directories. It is a popular tool for sending or receiving files, making backups, or setting up mirrors. It minimizes data copied by transferring only the changed parts of files, making it faster and more bandwidth-efficient than traditional copying methods provided by tools like sftp or ftp-ssl. Rsync versions 3.3.0 and below has been found with SIX serious vulnerabilities. Attackers could exploit these to leak your data, corrupt your files, or even take over your system. There is a heap-based buffer overflow with a CVSS score of 9.8 that needs to be addressed on both the client and server sides of rsync package. Apart from that info leak via uninitialized stack contents defeats ASLR protection and rsync server can make client write files outside of destination directory using symbolic links. Love this? sudo share_on:

How to control the SSH multiplexing with the control commands

15 January 2025 @ 8:29 am

See all GNU/Linux related FAQ Multiplexing will boost your SSH connectivity or speed by reusing existing TCP connections to a remote host. This is useful when you frequently connect to the same server using SSH protocol for remote login, server management, using IT automation tools over SSH or even running hourly backups. However, sometimes your SSH command (client) will not respond or get hung up on the session when using multiplexing. Typically, this happens when your public IP changes (IPv4 to IPv6 changes when using DNS names), VPN issues, or firewall cuts connections. Hence, knowing SSH client control commands can save you time and boost your productivity when such gotc

ZFS Raidz Expansion Finally, Here in version 2.3.0

14 January 2025 @ 9:19 am

After years of development and testing, the ZFS raidz expansion is finally here and has been released as part of version 2.3.0. ZFS is a popular file system for Linux and FreeBSD. RAIDz is like RAID 5, which you find with hardware or Linux software raid devices. It protects your data by spreading it across multiple hard disks along with parity information. A raidz device can have single, double, or triple parity to sustain one, two, or three hard disk failures, respectively, without losing any data. Hence, expanding or adding a new HDD is a very handy feature for sysadmins in today's data-sensitive apps. Love this? sudo share_on: Twitter -

How to run Docker inside Incus containers

18 December 2024 @ 5:44 am

See all FFmpeg command releated tutorials Incus and Docker both use Linux kernel features to containerize your applications. Incus is best suited when you need system-level containers that act like traditional VMs and provide a persistent developer experience. On the other hand, Docker containers are ephemeral, i.e., temporary in nature. All files created inside Docker containers are lost when your Docker container is stopped or removed unless you stored them using volumes in different directories outside Docker. Docker is created as a disposable app deployment system. Incus containers are not typically created as disposables, and data is kept inside

heartinternet.co.uk

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Hosting packages for an initial web presence

Heart Internet Win Gapstars Innovation Award 2026

23 February 2026 @ 11:57 am

We’re incredibly proud to celebrate our Site Reliability Engineering team, who have won the Gapstars Innovation Award for their outstanding work improving platform stability, security, and visibility across our shared... The post Heart Internet Win Gapstars Innovation Award 2026 appeared first on Heart Internet.

A/B Testing Explained: A Practical Guide To Better Results | Part 1

20 February 2026 @ 8:32 am

If you want to improve your website you probably need to do A/B testing, otherwise known as split testing. Instead of guessing, A/B testing allows you to experiment more scientifically.... The post A/B Testing Explained: A Practical Guide To Better Results | Part 1 appeared first on Heart Internet.

How to enable two-factor authentication (2FA) on your Heart Internet account

28 January 2026 @ 12:37 pm

Account security matters, and switching on two-factor authentication (2FA) is a quick win. 2FA adds a second check during the sign-in process, so even if someone compromises your password, they still can’t get in.  To enable 2FA:  Step 1: Open your... The post How to enable two-factor authentication (2FA) on your Heart Internet account appeared first on Heart Internet.

How to Choose the Perfect Domain Name for Your Business

9 July 2025 @ 9:30 am

Get Your Name Right – The Internet Never Forgets Choosing a domain name might sound simple – until you realise it’s the online equivalent of naming your child. No pressure.... The post How to Choose the Perfect Domain Name for Your Business appeared first on Heart Internet.

What is a VPS? And is it Time You Got One?

25 June 2025 @ 9:30 am

Discover what a VPS server is, how VPS hosting works, and why it’s ideal for small businesses. Learn the benefits and explore VPS plans with Heart Internet. The post What is a VPS? And is it Time You Got One? appeared first on Heart Internet.

We’re Now Certified by the Green Web Foundation

11 June 2025 @ 9:30 am

💚 Hosting that works hard, treads lightly.   Big news: Heart Internet is now officially listed with the Green Web Foundation. That means our hosting services are recognised as being... The post We’re Now Certified by the Green Web Foundation appeared first on Heart Internet.

What is Web Hosting and Why Does Your Business Need It?

6 May 2025 @ 4:54 pm

Without web hosting, your website would not be visible or accessible to users! It is crucial to host your website with a website hosting service to ensure that your business... The post What is Web Hosting and Why Does Your Business Need It? appeared first on Heart Internet.

How to Enable Root Access via SSH on Your VPS for Migration using Plesk

11 March 2025 @ 7:41 am

If you get one of the following messages from the Plesk migrator you should check that you are using root as the username along with the Plesk admin password. “The... The post How to Enable Root Access via SSH on Your VPS for Migration using Plesk appeared first on Heart Internet.

How to Enable Root Access on Your VPS Server Using Plesk

11 March 2025 @ 7:40 am

If you get one of the following messages from the Plesk migrator you should check that you are using root as the username along with the Plesk admin password. “The... The post How to Enable Root Access on Your VPS Server Using Plesk appeared first on Heart Internet.

Are your website fonts sending the right message?

3 February 2025 @ 10:18 am

Did you know that the fonts you use on your website can impact the way your customers perceive and interact with your brand? The post Are your website fonts sending the right message? appeared first on Heart Internet.

serverfault.com

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Common Server issues – FAQs and answers from those in the know

Best Strategy to Upgrade an Ubuntu 18.04 VM on Google Cloud with Multiple Websites and Databases

27 February 2026 @ 3:20 pm

I have a production VM running on Google Cloud with Ubuntu 18.04. This instance hosts multiple Apache virtual hosts and several PostgreSQL databases, all running on the same machine. The system is now end-of-life, and I need to upgrade to a supported Ubuntu LTS version (preferably 22.04). I am evaluating two possible strategies: Performing an in-place upgrade (18.04 → 20.04 → 22.04) on the existing VM. Creating a new VM with Ubuntu 22.04 and migrating all websites, configurations, and databases to the new instance. Considering that this server hosts multiple sites and databases in production, what would be the safest and most reliable approach? If the recommended path is an in-place upgrade, what are the correct technical steps to minimize risk? Specifically: Required backup procedures (full disk snapshot, database dumps, config backups) Upgrade sequence between LTS versions Handling Apache, PHP (multiple versions), and Pos

Does Hyper-V Require Switch Interfaces to be Trunks?

27 February 2026 @ 3:24 am

Our server engineers are in the process of migrating the VMs from VMware ESXi to Hyper-V. I am told that I must configure all the switch interfaces to which the physical servers connect as trunk interfaces, except the iDRAC interfaces, because VMware ESXi allowed access interfaces, but Hyper-V requires trunk interfaces, despite only having and allowing a single VLAN on the interface. That does not sound correct to me. A switch interface that only has a single VLAN should normally be configured as an access interface in that VLAN. What they want is the switch interface configured as a trunk interface, but restricting the trunk to the single VLAN allowed to the Hyper-V server.

LXC containers cannot reach remote mail server

27 February 2026 @ 3:04 am

I have a Linux host running several LXC containers. I am managing the firewall with UFW. I have the following situation: I cannot reach a remote mail server on ports 25, 993, 465, or 587 from any of the containers. BUT I can reach the same server on other ports, e.g. 80 from the containers. Additionally, I can reach the mail server on 25 and 587 from the host that is running the containers, so I know for sure that those ports are open. This is my UFW status: Status: active Logging: on (medium) Default: deny (incoming), allow (outgoing), allow (routed) New profiles: skip To Action From -- ------ ---- 993/tcp ALLOW IN Anywhere 587/tcp ALLOW IN Anywhere Anywhere on lxcbr0 ALLOW IN Anywhere 22/tcp LIMIT IN Anywhere 25/tcp ALLOW IN

Getting disconnects cause of dnsmasq [migrated]

26 February 2026 @ 9:31 pm

I have some Problems during playing on my Playstation5. I´m using a router with open wrt VPN and so on. Each hour +- i get disconnected... I put a screenshot of the System Log maybe someone has an Idea whats wrong. System Log

Containerized Postgresql collation

26 February 2026 @ 4:47 am

I have recently become aware of possible dangers in a longer running postgres containerized instance in the form of collation issues; when updating to newer minor version containers, it is possible for the collation versions to get out of sync, causing warning database "postgres" has a collation version mismatch and related issues. Seems to sometimes be ignored and sometimes directly cause issues, depending on operation. I realize you can simply go into the container and run ALTER DATABASE <database> REFRESH COLLATION VERSION;, but didn't know if there was a more automated / better way to handle this in a more hands-off environment (One that simply deploys the latest major version locked postgres image, and will pull new images)? I know I could likely run a command to iterate over the present databases, but again, wanted a line on best practices. I also know realistically that best practice might be to version lock to minor version, b

How do I provision a secure (SHA256128/AES256) IKEv2 VPN using a Provisioning Package?

25 February 2026 @ 10:41 pm

Using Windows Configuration Designer I am able to make a package to deploy a VPN as per https://learn.microsoft.com/en-us/windows/configuration/wcd/wcd-connectivityprofiles#vpn. This VPN defaults to the insecure SHA1/modp1024 algorithms that no longer work in 2026, and to make the VPN work you need the following additional powershell command: Set-VpnConnectionIPsecConfiguration -ConnectionName "VPN Helsinki" -AuthenticationTransformConstants SHA256128 -CipherTransformConstants AES256 -EncryptionMethod AES256 -IntegrityCheckMethod SHA256 -DHGroup Group14 -PfsGroup PFS2048 -Force What modifications must I make to the provisioning package to set the algorithms above? This is documented as possible in the VPNv2 CSP, but there appears to be no documented way to embed a VPNv2 CSP into a provisioning package

How to package a .NET server app running on Linux as a service with SQLite? [migrated]

25 February 2026 @ 10:06 pm

I need to create a package for a .NET on Linux application for Azure Marketplace. The application uses local SQLite database. Azure Marketplace, in the process of creating the offer, does not present any custom users in the image, and the image validation fails if I create a dedicated user to run my server as systemd service. The last step in the preparation is to run: $ sudo waagent -force -deprovision+user which deletes the user I am logged in as. Since I don't have a dedicated user for my service, I tried using DynamicUser=yes. The limitation, however, is with my SQLite database. I need it to remain in place, or use an existing database if the customer copied it. Dynamic users are restricted and prevented from creating and writing to files by default, and using StateDirectory is created under a /private directory if it exists. What is my best option? Is it ok to use some of the existing users (not

PC has Public network profile and has DCOM error 1068 [closed]

25 February 2026 @ 3:48 pm

A PC shows the current network profile as Guest or Public in Control Panel > Advanced Sharing Center. Network and Sharing Center shows only one (non expandable) entry, "Unknown". Event Viewer has these events every 1-2 seconds: Error 10005, DistributedCOM DCOM got error "1068" attempting to start the service netprofm with arguments "Unavailable" in order to run the server: {A47979D2-C419-11D9-A5B4-001185AD2B89} When I look at NLA in Services the message is Error 1075: The dependency service does not exist or has been marked for deletion. Now what?

Dovecot is not allowing global sieve extensions

24 February 2026 @ 11:06 pm

I'm running dovecot-2.4.1-4 and postfix-3.10.5-1 on my Debian 13 machine. These are the default dovecot and postfix versions which got installed via "apt". Everything is working fine with this email server, except for the fact that sieve thinks that global extensions are not enabled. However, I have done everything that I can think of in order to enable the use of global extensions. In conf.d/90-sieve.conf ... sieve_script personal { driver = file path = /var/lib/dovecot/sieve active_path = /var/lib/dovecot/sieve/default.sieve } sieve_script default { type = default name = default driver = file path = /var/lib/dovecot/sieve/default.sieve } sieve_global_extensions = +vnd.dovecot.pipe +vnd.dovecot.execute sieve_plugins = sieve_imapsieve sieve_extprograms sieve_pipe_bin_dir = /usr/share/dovecot-pigeonhole/sieve In conf.d/90-sieve-extprograms.conf ... sieve_pipe_socket_dir = sieve-pipe sieve_filt

Permissions denied inside podman volume

24 February 2026 @ 1:08 pm

I'm running synapse inside a podman compose setup, But, inside the container, the service runs into errors due to not being able to access a file inside the mounted volume: File "/usr/local/lib/python3.13/site-packages/synapse/media/media_storage.py", line 233, in store_into_file os.makedirs(os.path.dirname(media_filepath), exist_ok=True) ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "<frozen os>", line 218, in makedirs File "<frozen os>", line 218, in makedirs File "<frozen os>", line 218, in makedirs File "<frozen os>", line 228, in makedirs PermissionError: [Errno 13] Permission denied: '/data/media_store/remote_content' Inside the container (with podman exec -it <container> bash) I can see that the directory is owned by root: #

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