Linux Academy

FEBRUARY 13, 2019

Run firewall-cmd commands on both nodes, and allow traffic for Pacemaker (TCP ports 2224, 3121, 21064, and UDP port 5405): sudo firewall-cmd --permanent --add-service=high-availability. sudo firewall-cmd --reload. Install the Apache HTTP server on both nodes, and open the HTTP ports in the firewall: sudo yum install -y httpd.

Firewall 60

Firewall Resources Linux Authentication 60

Dataconomy

JANUARY 15, 2024

The question, why is YouTube slow in 2024 is closely tied to the prevalent use of ad blockers ( Image credit ) All details of YouTube lagging (2024) Continuing with our exploration of YouTube lagging in 2024, a recent blog post on the Google Support forums sheds light on potential solutions. This will add the rule to your firewall settings.

Firewall 74

Firewall Video Google Windows 74

CTOvision

OCTOBER 27, 2014

Palo Alto unveils latest release of virtual firewall series. Enterprise security company, Palo Alto Networks has announced the latest release of its virtual firewall series (VM-Series).

Dell 258

Dell Big Data Firewall Storage 258

SecureWorld News

JUNE 20, 2023

In a Friday blog post, Microsoft blamed a battery of service outages of its Azure, Outlook, and OneDrive platforms in early June on "access to multiple virtual private servers (VPS) in conjunction with rented cloud infrastructure, open proxies, and DDoS tools." The group's targets are all Ukraine-friendly states or organizations.

Microsoft 72

Microsoft Groups Firewall Research 72

Fountainhead

MARCH 25, 2013

Insights into Data Center Infrastructure, Virtualization, and Cloud Computing. landscape will include many servers (often virtual machines) linked by. unique network topology (including load balancing, firewalls, etc.). App Orchestration Concepts [Blog] Ashish Gujarathi. IBM DeveloperWorks on Cloud Orchestration [Blog].

Applications 214

Applications Cloud Data Center Load Balancer 214

The Verge

AUGUST 3, 2020

This follows reports that Microsoft negotiated a 45-day window to acquire the company, something it confirmed yesterday in a blog post. There’s virtually no precedent for the US government literally denying American access to an app, particularly one that isn’t charged with any legal violations directly relating to that ban.

Company 97

Company Microsoft Firewall Comparison 97

Kitaboo

JANUARY 31, 2024

These resources include interactive eBooks, multimedia elements, project management tools, virtual laboratories, and hands-on training and development for students on major subjects. Teachers can incorporate new technologies and adapt to evolving educational trends.

Cloud 78

Cloud Education eBook Backup 78

Scott Lowe

OCTOBER 27, 2017

Russell Bryant has a post on Open Virtual Network (OVN) , a project within the Open vSwitch (OVS) community. This blog post discusses some of the new network security functionality available in vSphere Integrated Containers (VIC) version 1.2; specifically, the new container network firewall functionality. Virtualization.

Firewall 60

Firewall Virtualization Network Storage 60

Scott Lowe

AUGUST 6, 2021

I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. Virtualization. Via William’s post on configstorecli , I also saw this post by Duncan Epping on renaming a virtual switch on vSphere 7.0U2 and higher. Servers/Hardware.

Open Source 105

Open Source Load Balancer WAN Architecture 105

Scott Lowe

SEPTEMBER 24, 2021

Ivan Pepelnjak shares some links and thoughts on configuring the NSX-T firewall with a CI/CD pipeline built on GitHub Actions and Terraform Cloud. For reasons that I won’t go into here (maybe later), I was recently pointed toward the vcluster project (for running virtual Kubernetes clusters in a namespace of an actual cluster).

Open Source 107

Open Source Cloud Network Storage 107

Galido

JUNE 30, 2016

VMI stands for Virtual Mobile Infrastructure and basically, it provides end users with a highly effective and an efficient way to have access to delicate mobile applications and information without much hassle. It creates virtual versions of mobile applications and sends them to a vast collection of devices.

Mobile 81

Mobile Virtualization Operating Systems Applications 81

Galido

FEBRUARY 5, 2019

Information Technology Blog - - Website Server Planning Tips - Information Technology Blog. Are you using something common, like a WordPress blog? Ensure that your host specializes in custom firewalls for your CMS if you are using one, and updates web server scripts and systems regularly. Virtual Private Server.

Backup 103

Backup Resources Security Virtualization 103

Galido

OCTOBER 10, 2019

Information Technology Blog - - How to Develop an IT Vulnerability Assessment - Information Technology Blog. Identify virtual and physical servers and storage devices, especially those that deliver important applications or contain sensitive information. Perform “Mapping” of the Network.

Development 72

Development How To Analysis Hardware 72

Galido

MAY 30, 2019

Information Technology Blog - - PCI Compliance and Network Segmentation - Information Technology Blog. This may involve forcing the use of strong passwords, limiting access to the networks by configuring the SSID to be hidden, setting up secure virtual firewalls, and so on. Out-of-Scope Systems.

Network 60

Network Firewall LAN Storage 60

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Jason Edelman is on a roll with a couple of great blog posts. App Firewall? Virtualization.

HP 106

HP Virtualization Hardware Network 106

Linux Academy

MARCH 28, 2019

Kubernetes nodes rely on underlying virtual servers for both the master control plane and for worker nodes. It is important to use security tooling such as OpenSCAP, the open source version of the Security Content Automation Protocol, to harden virtual machine images prior to their deployment in virtual private clouds.

Policies 68

Policies Linux Security Virtualization 68

Scott Lowe

MAY 3, 2013

I try to keep the information linked to data center technologies like networking, storage, virtualization, and the like, but occasionally other items slip through. Ranga Maddipudi ( @vCloudNetSec on Twitter) has put together two blog posts on vCloud Networking and Security’s App Firewall ( part 1 and part 2 ). Networking.

Vmware 109

Vmware Storage Virtualization HP 109

Galido

OCTOBER 31, 2018

Information Technology Blog - - How to Choose the Best Vulnerability Scanning Tool for Your Business - Information Technology Blog. You could use them to scan servers, workstations, network devices, BYOD devices, virtual machines, databases etc. Author Bio: William Harvey is a Technical Blog Writer who works in Hacker Combat.

Tools 84

Tools How To Malware Network 84

Galido

JULY 10, 2018

Information Technology Blog - - 7 IT Security Risks for Small Businesses - Information Technology Blog. Install desktop and network firewalls and anti-spam email software. Use a VPN (Virtual Private Network) to encrypt the traffic between your device and server. Do you think your business is too small for a cyber-attack?

Small Business 87

Small Business Security Malware Network 87

Scott Lowe

DECEMBER 10, 2015

has a great blog series going called “Hey, I can DevOps my Network too!” Sometimes I see blog posts that tout themselves as a “deep dive” but aren’t really that deep or detailed. We all know that security is more than just a host-based firewall, but a host-based firewall can be part of an overall security strategy.

Windows 60

Windows Firewall Linux Architecture 60

Galido

OCTOBER 20, 2018

Information Technology Blog - - How to Achieve PCI Compliance in AWS? Information Technology Blog. They should institute measures including encrypting data, establishing secure network firewalls, monitoring the networks with testing, ensuring access controls, and establishing vulnerability management programs.

How To 84

How To Load Balancer Security Cloud 84

Galido

APRIL 12, 2017

Sometimes, the Virtual Private Network setup on router is slower than the direct connection between the VPN and your device. Turn Off Your Firewall And All Other Security Apps. Both firewalls and antivirus software can slow down the VPN, because they filter through outgoing information. Change The Location Of Your Server.

Firewall 60

Firewall Internet Security Wireless 60

Scott Lowe

AUGUST 6, 2021

I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. Virtualization. Via William’s post on configstorecli , I also saw this post by Duncan Epping on renaming a virtual switch on vSphere 7.0U2 and higher. Servers/Hardware.

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

APRIL 3, 2013

The collision occurred after I read these two blog posts ( here and here ) by Ivan Pepelnjak on manual VLAN provisioning. The real problem is the configuration and management of network policy: stuff like QoS, VLANs, ACLs, NAT, VRFs, firewalls, load balancing, etc. Networking Virtualization OpenFlow SDN'

Load Balancer 108

Load Balancer Network HP Virtualization 108

Eric D. Brown

MARCH 16, 2014

Quote : Automation, virtualization, cloud computing — these technology trends are transforming the data center and enabling companies to lower costs, increase flexibility and improve reliability. Doctors scan a QR code with Glass to see patient data, which is securely behind the hospital’s firewall.

Data Center 133

Data Center Licensing Big Data Analysis 133

Scott Lowe

SEPTEMBER 24, 2021

Ivan Pepelnjak shares some links and thoughts on configuring the NSX-T firewall with a CI/CD pipeline built on GitHub Actions and Terraform Cloud. For reasons that I won’t go into here (maybe later), I was recently pointed toward the vcluster project (for running virtual Kubernetes clusters in a namespace of an actual cluster).

Open Source 60

Open Source Cloud Network Storage 60

Fountainhead

MAY 5, 2009

Insights into Data Center Infrastructure, Virtualization, and Cloud Computing. With the explosive growth of virtualization, this segment of technology is hotter than ever. In the way virtualization abstracts & configures the software world (O/S, applications, etc.), skip to main | skip to sidebar. Fountainhead.

Data Center 100

Data Center Virtualization Disaster Recovery Storage 100

Fountainhead

MAY 12, 2009

Insights into Data Center Infrastructure, Virtualization, and Cloud Computing. BTW, a great Blog by John Willis, Top 10 reasons for not using a cloud , was another initiator of my thought process) Customers of mine are attracted to the value prop of a cloud (or a "utility" infrastructure). skip to main | skip to sidebar. Fountainhead.

Cloud 186

Cloud Data Center Applications Virtualization 186

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Jason Edelman is on a roll with a couple of great blog posts. App Firewall? Virtualization.

HP 61

HP Virtualization Hardware Network 61

Scott Lowe

MARCH 17, 2016

Check out Mark Russinovich’s blog post on SONiC , then pop over to Kamala Subramaniam’s more in-depth SONiC post. Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. Here’s the Docker blog post talking about the performance study. Virtualization.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

OCTOBER 23, 2020

Still, there’s a decent collection of networking, cloud computing, and virtualization articles as well as a smattering of other topics for you to peruse. ” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Virtualization.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Fountainhead

MAY 18, 2012

Insights into Data Center Infrastructure, Virtualization, and Cloud Computing. Ive recently written about ITs need for financial metrics and financial transparency (a recent blog of mine has a great set of resource pointers on this very topic) but havent done a deep dive into the companies - and products - that enable this change.

Financial 173

Financial Survey Budget Data Center 173

Scott Lowe

NOVEMBER 7, 2014

VMware, Vagrant, and Docker together is the subject of this blog post by Fabio Rapposelli. I’m not sure if this falls into storage or virtualization, but we’ll place it here in the Storage section. Virtualization. of the Microsoft Virtual Machine Converter will keep popping up. Want to install ESXi 5.5

Vmware 69

Vmware Linux Storage Virtualization 69

Galido

DECEMBER 1, 2016

A Virtual Private Server or VPS is a cost-effective hosting solution that is a trade-off between dedicated hosting and shared hosting. The main server hosting your site is partitioned into multiple segments giving you a “dedicated” virtual server. You are able to put in custom firewalls and set them according to your requirements.

Resources 60

Resources Firewall Small Business Virtualization 60

Scott Lowe

AUGUST 11, 2016

In this post you’ll find a collection of links to articles discussing the major data center technologies—networking, hardware, security, cloud computing, applications, virtualization…you name it! (If Numan Siddique describes the native DHCP support available in OVN (Open Virtual Network). Virtualization. Networking. Version 2.0

Vmware 60

Vmware Hardware Storage Linux 60

Galido

JULY 27, 2018

Information Technology Blog - - How To Hide My IP Address Using A VPN - Information Technology Blog. Standard security solutions like firewalls and antiviruses aren’t sufficient enough to protect you. The acronym VPN stands for Virtual Private Network. In today’s connected world, security is a major concern.

How To 66

How To Internet Resources Network 66

Scott Lowe

MARCH 2, 2017

I was sure I had mentioned Skydive before, but apparently not (a grep of all my blog posts found nothing), so let me rectify that first. Tony Sangha took PowerNSX (a set of PowerShell cmdlets for interacting with NSX) and created a tool to help document the NSX Distributed Firewall configuration. Virtualization. Networking.

Linux 60

Linux Devops Open Source Virtualization 60