Ask Noah Show

Episode 226: Networking Basics with Steve Ovens

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Everyone uses a network to access the internet, but how well do you understand the network you use? In this episode Steve Ovens joins us to give a basic network overview as well as answer questions you sent in!

-- During The Show --
02:00 Setting up Network Segment

  • Reverse Proxy - Cameron

    • Nginx Reverse Proxy

    • Kernel networking Issue - James

    • BCM4354 WiFi Card

      • RPM Fusion Link from Conan Kudo

      • Should we all use IPV6

        • IPV6 is only being deployed in Telcos
        • Short Answer No

        • How to Wireguard into my network?

          • 10:50 FireJail
          • FireJail
            • Sandboxes applications using native Linux Kernel features
            • Open Source
            • Requires 3.x+ Kernel
            • Bubblewrap Alternative to FireJail
            • Steve Ovens Talks/Articles
              • Linux Namespaces
              • Mount Namespaces
              • Building Container Namespaces
              • Cgroups Part One
                • 14:00 Gadget of the week

                Orico Tool-Free USB 3.0 Enclosure

                18:00 Networking Segment

                • Caller Scooter

                  • Q: Sync Photos between Apple and Android Devices?
                  • A: Nextcloud Agent
                  • A: Piwigo
                  • Q: Where can I find the Multipass app
                  • A: I will look into this
                  • A: Last resort chrome app

                  • Caller Tony

                    • Q: Rsync/backup advice
                    • A: Rsync
                    • A: ZFS send/receive
                    • A: Bacula
                    • A: SpiderOak
                    • Q: Monitoring backups
                    • A: Librenms
                    • A: Site visits/manual

                    • What is an IP address

                      • What is my IP
                      • Type what is my IP in duckduckgo.com

                      • What is a Default Gateway

                        • Usually your router

                        • What is Bridge Mode

                          • All traffic gets passed through

                          • What is a MAC Address

                            • Unique hardware address
                            • Never changes
                            • Added to all packets

                            • What is a Subnet Mask

                              • How many computer are in a IP Range
                              • Class C Networks have 254 usable addresses

                              • How to separate large networks

                                • Use Subnets (no security)
                                • Use VLans

                                • Trouble Shooting

                                  • Ping default gateway
                                  • Check DNS

                                  • DNS

                                    • Phone Book for the internet
                                    • Translates Domain Names to IP addresses
                                    • Slower but Private DNS - Quad9, OpenDNS
                                    • Faster but not Private - Google

                                    • Static vs Dynamic IP addresses

                                      • Dynamic is DHCP
                                      • Reserve static address in DHCP server

                                      • Wireguard YouTube Tutorial

                                        • Call to Action

                                        • We will have community rooms/booths

                                        • Matrix Chat (Element) will be used again this year

                                        • SELF will be virtual this year, hosted again by yours truly!

                                        • SELF Call for Talks

                                        • SELF dates June 10-12

                                        • Email [email protected] with your skill set and contact details

                                          • -- The Extra Credit Section --

                                          For links to the articles and material referenced in this week's episode check out this week's page from our podcast dashboard!

                                          This Episode's Podcast Dashboard

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