<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>James Williams</title><description>Software engineer by profession. Anthropologist by education. Field notes, engineering writing, and everything between.</description><link>https://www.jtdub.com/</link><language>en-us</language><item><title>The Ausangate Prophecy and Glacial Retreat</title><link>https://www.jtdub.com/2026/04/09/the-ausangate-prophecy-and-glacial-retreat/</link><guid isPermaLink="true">https://www.jtdub.com/2026/04/09/the-ausangate-prophecy-and-glacial-retreat/</guid><pubDate>Thu, 09 Apr 2026 00:00:00 GMT</pubDate><category>Anthropology</category><category>Research</category><category>Peru</category><category>Cordillera Vilcanota</category><category>Quechua</category><category>Climate Change</category><category>Glaciology</category></item><item><title>Applying the Software Development Lifecycle to AI-Assisted Coding with Claude Code</title><link>https://www.jtdub.com/2026/02/25/applying-the-sdlc-to-ai-coding-with-claude/</link><guid isPermaLink="true">https://www.jtdub.com/2026/02/25/applying-the-sdlc-to-ai-coding-with-claude/</guid><pubDate>Wed, 25 Feb 2026 00:00:00 GMT</pubDate><category>Research</category><category>Claude Code</category><category>AI-Assisted Development</category><category>SDLC</category><category>Software Engineering</category><category>LLM</category><category>iOS Development</category><category>Prompt Engineering</category><category>Developer Productivity</category><category>Agentic Coding</category><category>Claude</category></item><item><title>Three Ways to Leverage AI for Code Development</title><link>https://www.jtdub.com/2026/02/06/three-methods-to-leverage-ai-coding-assistants/</link><guid isPermaLink="true">https://www.jtdub.com/2026/02/06/three-methods-to-leverage-ai-coding-assistants/</guid><pubDate>Fri, 06 Feb 2026 00:00:00 GMT</pubDate><category>AI</category><category>LLM</category><category>Coding Assistant</category><category>Python</category><category>Rust</category><category>Essays</category><category>Software Development</category><category>Claude Code</category><category>Learning</category><category>Code Review</category><category>Test-Driven Development</category><category>Programming</category><category>Developer Productivity</category></item><item><title>Proposed Energy Mix by 2050</title><link>https://www.jtdub.com/2026/02/09/2050-energy-mix/</link><guid isPermaLink="true">https://www.jtdub.com/2026/02/09/2050-energy-mix/</guid><pubDate>Fri, 06 Feb 2026 00:00:00 GMT</pubDate><category>Research</category><category>Greenhouse Gas</category><category>Climate Change</category><category>Energy Transition</category><category>Decarbonization</category><category>Climate Policy</category><category>Renewable Energy</category><category>Nuclear Energy</category><category>Grid Resilience</category><category>Battery Storage</category><category>Transportation Electrification</category><category>Biofuels</category><category>Sustainability</category></item><item><title>When Authority Overrides Evidence: An Anthropological Analysis of Why People Believe Power Over Perception</title><link>https://www.jtdub.com/2026/02/01/authority-and-perception-bias/</link><guid isPermaLink="true">https://www.jtdub.com/2026/02/01/authority-and-perception-bias/</guid><pubDate>Sun, 01 Feb 2026 00:00:00 GMT</pubDate><category>Anthropology</category><category>Research</category><category>Authority</category><category>Perception Bias</category></item><item><title>When the Mountain Decides: A Journey in the Peruvian Andes</title><link>https://www.jtdub.com/2026/01/17/when-the-mountain-decides/</link><guid isPermaLink="true">https://www.jtdub.com/2026/01/17/when-the-mountain-decides/</guid><pubDate>Sat, 17 Jan 2026 00:00:00 GMT</pubDate><category>Adventure</category><category>Quechua</category><category>Peru</category><category>Cordillera Vilcanota</category><category>Essays</category></item><item><title>The History of Qoyllur rit’i</title><link>https://www.jtdub.com/2025/09/11/the-history-of-qoyllur-riti/</link><guid isPermaLink="true">https://www.jtdub.com/2025/09/11/the-history-of-qoyllur-riti/</guid><pubDate>Thu, 11 Sep 2025 00:00:00 GMT</pubDate><category>Anthropology</category><category>Research</category><category>Qoyllur Rit’I</category><category>Pleiades</category><category>Quechua</category><category>Peru</category><category>Cordillera Vilcanota</category></item><item><title>The Shortsighted Expansion of Timber Production: A Dangerous Executive Order</title><link>https://www.jtdub.com/2025/03/04/the-shortsighted-expansion-of-timber-production/</link><guid isPermaLink="true">https://www.jtdub.com/2025/03/04/the-shortsighted-expansion-of-timber-production/</guid><pubDate>Tue, 04 Mar 2025 00:00:00 GMT</pubDate><category>Politics</category><category>Analysis</category></item><item><title>Comparing Javier Milei and Bill Clinton&apos;s Balanced Budget Strategies: Lessons for the U.S.</title><link>https://www.jtdub.com/2025/02/26/milei-v-clinton-strategy-comparison/</link><guid 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GMT</pubDate><category>Essays</category><category>Politics</category><category>Activism</category></item><item><title>25 Years of U.S. Oil Dynamics: A Deep Dive into Production, Consumption, and Trade</title><link>https://www.jtdub.com/2025/01/27/25-years-of-us-oil-dynamics/</link><guid isPermaLink="true">https://www.jtdub.com/2025/01/27/25-years-of-us-oil-dynamics/</guid><pubDate>Mon, 27 Jan 2025 00:00:00 GMT</pubDate><category>Essays</category><category>Data Is Beautiful</category><category>Analysis</category><category>Python</category><category>Python Tips</category></item><item><title>PCAP or It Didnt Happen</title><link>https://www.jtdub.com/2025/01/25/pcap-or-it-didnt-happen/</link><guid isPermaLink="true">https://www.jtdub.com/2025/01/25/pcap-or-it-didnt-happen/</guid><pubDate>Sat, 25 Jan 2025 00:00:00 GMT</pubDate><category>MPLS</category><category>Pcap</category><category>BGP</category><category>Evpn</category><category>Vxlan</category><category>VLAN</category><category>Gre</category><category>Networking</category></item><item><title>What Are Tokenizers in AI, and Why Are They Important?</title><link>https://www.jtdub.com/2025/01/24/ai-transformers/</link><guid isPermaLink="true">https://www.jtdub.com/2025/01/24/ai-transformers/</guid><pubDate>Fri, 24 Jan 2025 00:00:00 GMT</pubDate><category>Python</category><category>Open Source</category><category>Python Tips</category><category>AI</category><category>Transformers</category></item><item><title>Hierarchical Configuration Version 3</title><link>https://www.jtdub.com/2024/12/11/hier-config-version-3/</link><guid isPermaLink="true">https://www.jtdub.com/2024/12/11/hier-config-version-3/</guid><pubDate>Wed, 11 Dec 2024 00:00:00 GMT</pubDate><category>Python</category><category>Hier_Config</category><category>Open Source</category><category>Python Tips</category><category>Network Programmability</category><category>DevOps</category><category>Network DevOps</category></item><item><title>Predicting Future Internet Capacity Needs Using Time Series Data</title><link>https://www.jtdub.com/2023/11/24/predicting-future-internet-capacity-needs-using-time-series-data/</link><guid isPermaLink="true">https://www.jtdub.com/2023/11/24/predicting-future-internet-capacity-needs-using-time-series-data/</guid><pubDate>Fri, 24 Nov 2023 00:00:00 GMT</pubDate><category>Python</category><category>Pandas</category><category>Matplotlib</category><category>Numpy</category><category>Scikit-Learn</category><category>Machine Learning</category><category>Regression Model</category><category>Statistics</category></item><item><title>Extracting Specific Key-Value Pairs from a List of Dictionaries in Ansible</title><link>https://www.jtdub.com/2023/05/13/extracting-specific-key-value-pairs-from-a-list-of-dicts-in-ansible/</link><guid isPermaLink="true">https://www.jtdub.com/2023/05/13/extracting-specific-key-value-pairs-from-a-list-of-dicts-in-ansible/</guid><pubDate>Sat, 13 May 2023 00:00:00 GMT</pubDate><category>Ansible</category><category>Python</category></item><item><title>The Despacho Ceremony: An Ancient Andean Tradition</title><link>https://www.jtdub.com/2023/05/13/the-despacho-ceremony-an-ancient-andean-tradition/</link><guid isPermaLink="true">https://www.jtdub.com/2023/05/13/the-despacho-ceremony-an-ancient-andean-tradition/</guid><pubDate>Sat, 13 May 2023 00:00:00 GMT</pubDate><category>Essays</category><category>Anthropology</category><category>Despacho</category><category>Peru</category><category>Quechua</category><category>Andean Culture</category></item><item><title>RHCSA Version 8: Operating Running Systems</title><link>https://www.jtdub.com/2022/01/30/rhcsa-operating-running-systems/</link><guid isPermaLink="true">https://www.jtdub.com/2022/01/30/rhcsa-operating-running-systems/</guid><pubDate>Sun, 30 Jan 2022 00:00:00 GMT</pubDate><category>Rhcsa Study Notes</category><category>Linux</category><category>Redhat</category></item><item><title>RHCSA Version 8: Getting Started</title><link>https://www.jtdub.com/2022/01/10/rhcsa-version8/</link><guid isPermaLink="true">https://www.jtdub.com/2022/01/10/rhcsa-version8/</guid><pubDate>Mon, 10 Jan 2022 00:00:00 GMT</pubDate><category>Rhcsa Study Notes</category></item><item><title>2019: Year in Diving</title><link>https://www.jtdub.com/2020/01/09/2019-year-in-diving/</link><guid isPermaLink="true">https://www.jtdub.com/2020/01/09/2019-year-in-diving/</guid><pubDate>Thu, 09 Jan 2020 00:00:00 GMT</pubDate><category>Essays</category></item><item><title>Archaeology Career Prospects</title><link>https://www.jtdub.com/2019/12/11/archaeology-career-prospects/</link><guid isPermaLink="true">https://www.jtdub.com/2019/12/11/archaeology-career-prospects/</guid><pubDate>Wed, 11 Dec 2019 00:00:00 GMT</pubDate><category>Essays</category><category>Research</category><category>Archaeology</category></item><item><title>A Tale of Incan Apus and Climate Change</title><link>https://www.jtdub.com/2019/11/11/a-tale-of-incan-apus-and-climate-change/</link><guid isPermaLink="true">https://www.jtdub.com/2019/11/11/a-tale-of-incan-apus-and-climate-change/</guid><pubDate>Mon, 11 Nov 2019 00:00:00 GMT</pubDate><category>Apu</category><category>Pumasillo</category><category>Peru 2019</category><category>Peruvian Andes</category><category>Peru</category><category>Travel</category><category>Choquequirao</category><category>Anthropology</category></item><item><title>My First Ultra Marathon</title><link>https://www.jtdub.com/2019/04/28/my-first-ultra-marathon/</link><guid isPermaLink="true">https://www.jtdub.com/2019/04/28/my-first-ultra-marathon/</guid><pubDate>Sun, 28 Apr 2019 00:00:00 GMT</pubDate><category>Essays</category><category>Trail Running</category><category>Colorado Bend State Park</category><category>Running</category><category>Tejas Trails</category><category>Ultra Running</category><category>Tinajas 50K</category></item><item><title>Group Trail Run at Colorado Bend State Park</title><link>https://www.jtdub.com/2019/04/22/group-trail-run-at-colorado-bend-state/</link><guid isPermaLink="true">https://www.jtdub.com/2019/04/22/group-trail-run-at-colorado-bend-state/</guid><pubDate>Mon, 22 Apr 2019 00:00:00 GMT</pubDate><category>Trail Running</category><category>Colorado Bend State Park</category><category>Running</category></item><item><title>2018 Diving Highlights</title><link>https://www.jtdub.com/2018/12/29/2018-diving-highlights/</link><guid isPermaLink="true">https://www.jtdub.com/2018/12/29/2018-diving-highlights/</guid><pubDate>Sat, 29 Dec 2018 00:00:00 GMT</pubDate><category>Essays</category><category>August Spring</category><category>Cave Diving</category><category>Exploration</category><category>Rebreather Diving</category><category>Technical Diving</category><category>Goodenough Spring</category><category>Expedition</category><category>Scuba Diving</category><category>Rock Lake</category><category>El Tule</category><category>Spring Lake</category></item><item><title>Winter 2017 - Mexico Cave Diving</title><link>https://www.jtdub.com/2017/12/27/winter-2017-mexico-cave-diving/</link><guid isPermaLink="true">https://www.jtdub.com/2017/12/27/winter-2017-mexico-cave-diving/</guid><pubDate>Wed, 27 Dec 2017 00:00:00 GMT</pubDate><category>Cave Diving</category><category>Mexico 2017</category><category>Photography</category><category>Scuba Diving</category><category>Underwater Photography</category><category>Gue</category></item><item><title>Sibinacocha Aerial View</title><link>https://www.jtdub.com/2017/11/10/sibinacocha-aerial-view/</link><guid isPermaLink="true">https://www.jtdub.com/2017/11/10/sibinacocha-aerial-view/</guid><pubDate>Fri, 10 Nov 2017 00:00:00 GMT</pubDate><category>Photography</category><category>Sibinacocha</category><category>Aerial Photography</category><category>Peru 2017</category></item><item><title>Blue Lagoon, October 2017</title><link>https://www.jtdub.com/2017/11/09/blue-lagoon-october-2017/</link><guid isPermaLink="true">https://www.jtdub.com/2017/11/09/blue-lagoon-october-2017/</guid><pubDate>Thu, 09 Nov 2017 00:00:00 GMT</pubDate><category>Blue Lagoon</category><category>Photography</category><category>Scuba Diving</category><category>Underwater Photography</category><category>Gue</category></item><item><title>Spring Lake, September 2017</title><link>https://www.jtdub.com/2017/11/06/spring-lake-september-2017/</link><guid isPermaLink="true">https://www.jtdub.com/2017/11/06/spring-lake-september-2017/</guid><pubDate>Mon, 06 Nov 2017 00:00:00 GMT</pubDate><category>Photography</category><category>Scuba Diving</category><category>Underwater Photography</category><category>Spring Lake</category></item><item><title>Expedition Packing</title><link>https://www.jtdub.com/2017/08/14/expedition-packing/</link><guid isPermaLink="true">https://www.jtdub.com/2017/08/14/expedition-packing/</guid><pubDate>Mon, 14 Aug 2017 00:00:00 GMT</pubDate><category>Expedition</category><category>Sibinacocha</category><category>Scuba Diving</category><category>Peru</category><category>Travel</category><category>Peru 2017</category></item><item><title>A New Approach to Defending Against DDoS Attacks</title><link>https://www.jtdub.com/2016/10/21/a-new-approach-to-defending-against/</link><guid isPermaLink="true">https://www.jtdub.com/2016/10/21/a-new-approach-to-defending-against/</guid><pubDate>Fri, 21 Oct 2016 00:00:00 GMT</pubDate><category>Network Security</category><category>Ddos</category><category>Security</category><category>Miscellaneous Hacking</category><category>Net Neutrality</category><category>Network Connectivity</category></item><item><title>Network Lifecycle Management with Hierarchical Configuration</title><link>https://www.jtdub.com/2016/07/08/network-lifecycle-management-with/</link><guid isPermaLink="true">https://www.jtdub.com/2016/07/08/network-lifecycle-management-with/</guid><pubDate>Fri, 08 Jul 2016 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Python Tips</category><category>Network Programmability</category><category>DevOps</category><category>Network DevOps</category></item><item><title>Multi Change and Netlib Updates</title><link>https://www.jtdub.com/2016/06/22/multi-change-and-netlib-updates/</link><guid isPermaLink="true">https://www.jtdub.com/2016/06/22/multi-change-and-netlib-updates/</guid><pubDate>Wed, 22 Jun 2016 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Python Tips</category><category>Network Programmability</category><category>DevOps</category><category>Network DevOps</category></item><item><title>Kicking the tires on the new Ansible Network Modules, Part 2</title><link>https://www.jtdub.com/2016/03/01/kicking-tires-on-new-ansible-network/</link><guid isPermaLink="true">https://www.jtdub.com/2016/03/01/kicking-tires-on-new-ansible-network/</guid><pubDate>Tue, 01 Mar 2016 00:00:00 GMT</pubDate><category>Python Tips</category><category>Network Programmability</category><category>DevOps</category><category>Network DevOps</category><category>Ansible</category></item><item><title>Kicking the tires with the new Ansible Network Modules</title><link>https://www.jtdub.com/2016/02/29/kicking-tires-with-new-ansible-network/</link><guid isPermaLink="true">https://www.jtdub.com/2016/02/29/kicking-tires-with-new-ansible-network/</guid><pubDate>Mon, 29 Feb 2016 00:00:00 GMT</pubDate><category>Python Tips</category><category>Network Programmability</category><category>DevOps</category><category>Network DevOps</category><category>Ansible</category></item><item><title>NANOG 66</title><link>https://www.jtdub.com/2016/02/15/nanog-66/</link><guid isPermaLink="true">https://www.jtdub.com/2016/02/15/nanog-66/</guid><pubDate>Mon, 15 Feb 2016 00:00:00 GMT</pubDate><category>Data Center</category><category>Network Programmability</category><category>DevOps</category><category>Nanog</category><category>BGP</category><category>Network DevOps</category></item><item><title>Using a serial console on Mac OS X</title><link>https://www.jtdub.com/2016/02/15/using-serial-console-on-mac-os-x/</link><guid isPermaLink="true">https://www.jtdub.com/2016/02/15/using-serial-console-on-mac-os-x/</guid><pubDate>Mon, 15 Feb 2016 00:00:00 GMT</pubDate><category>Serial</category><category>Console</category><category>Mac Os X</category></item><item><title>Using Ansible to update your Home Dynamic DNS via Rackspace Cloud DNS</title><link>https://www.jtdub.com/2016/01/29/using-ansible-to-update-your-home/</link><guid isPermaLink="true">https://www.jtdub.com/2016/01/29/using-ansible-to-update-your-home/</guid><pubDate>Fri, 29 Jan 2016 00:00:00 GMT</pubDate><category>DevOps</category><category>Ansible</category></item><item><title>Using Ansible to PUSH Cisco IOS Configurations</title><link>https://www.jtdub.com/2015/08/29/using-ansible-to-push-cisco-ios/</link><guid isPermaLink="true">https://www.jtdub.com/2015/08/29/using-ansible-to-push-cisco-ios/</guid><pubDate>Sat, 29 Aug 2015 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>IOS</category><category>Python Tips</category><category>Network Programmability</category><category>DevOps</category><category>Network DevOps</category><category>Ansible</category><category>IOS-XE</category><category>IOS-XR</category></item><item><title>pyMultiChange rewrite and Netlib</title><link>https://www.jtdub.com/2015/08/26/pymultichange-rewrite-and-netlib/</link><guid isPermaLink="true">https://www.jtdub.com/2015/08/26/pymultichange-rewrite-and-netlib/</guid><pubDate>Wed, 26 Aug 2015 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Python Tips</category></item><item><title>Dockerizing IOS-XRv</title><link>https://www.jtdub.com/2015/04/05/dockerizing-ios-xrv/</link><guid isPermaLink="true">https://www.jtdub.com/2015/04/05/dockerizing-ios-xrv/</guid><pubDate>Sun, 05 Apr 2015 00:00:00 GMT</pubDate><category>Linux</category><category>Software Defined Networking</category><category>Miscellaneous Hacking</category><category>SDN</category><category>Nfv</category><category>Cisco Virl</category><category>Docker</category><category>Kvm</category><category>Open vSwitch</category><category>IOS-XR</category></item><item><title>Troubleshooting Internet Connectivity</title><link>https://www.jtdub.com/2015/03/12/troubleshooting-internet-connectivity/</link><guid isPermaLink="true">https://www.jtdub.com/2015/03/12/troubleshooting-internet-connectivity/</guid><pubDate>Thu, 12 Mar 2015 00:00:00 GMT</pubDate><category>Troubleshooting</category><category>Network Connectivity</category><category>Rackspace</category></item><item><title>pyMultiChange and pyRouterLib Updates</title><link>https://www.jtdub.com/2015/02/02/pymultichange-and-pyrouterlib-updates/</link><guid isPermaLink="true">https://www.jtdub.com/2015/02/02/pymultichange-and-pyrouterlib-updates/</guid><pubDate>Mon, 02 Feb 2015 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Python Tips</category></item><item><title>MPLS Control and Data Plane Cheat Sheet</title><link>https://www.jtdub.com/2014/12/08/mpls-control-and-data-plane-cheat-sheet/</link><guid isPermaLink="true">https://www.jtdub.com/2014/12/08/mpls-control-and-data-plane-cheat-sheet/</guid><pubDate>Mon, 08 Dec 2014 00:00:00 GMT</pubDate><category>MPLS</category><category>CCNP SP Study Notes</category><category>IOS-XE</category><category>IOS-XR</category></item><item><title>Cisco VIRL - Bare Metal Install Tips and Lessons Learned</title><link>https://www.jtdub.com/2014/12/03/cisco-virl-bare-metal-install-tips-and/</link><guid isPermaLink="true">https://www.jtdub.com/2014/12/03/cisco-virl-bare-metal-install-tips-and/</guid><pubDate>Wed, 03 Dec 2014 00:00:00 GMT</pubDate><category>Linux</category><category>Miscellaneous Hacking</category><category>Cisco Virl</category><category>Misc.</category></item><item><title>Cisco VIRL Status? Digital Paper Weight</title><link>https://www.jtdub.com/2014/12/03/cisco-virl-status-digital-paper-weight/</link><guid isPermaLink="true">https://www.jtdub.com/2014/12/03/cisco-virl-status-digital-paper-weight/</guid><pubDate>Wed, 03 Dec 2014 00:00:00 GMT</pubDate><category>Miscellaneous Hacking</category><category>Cisco Virl</category><category>Misc.</category></item><item><title>The Irony of Using SDN and NFV to Study Legacy Network Technologies</title><link>https://www.jtdub.com/2014/11/30/the-irony-of-using-sdn-and-nfv-to-study/</link><guid isPermaLink="true">https://www.jtdub.com/2014/11/30/the-irony-of-using-sdn-and-nfv-to-study/</guid><pubDate>Sun, 30 Nov 2014 00:00:00 GMT</pubDate></item><item><title>Mental Note: Tracking L3 Glean Attacks</title><link>https://www.jtdub.com/2014/11/28/mental-note-tracking-l3-glean-attacks/</link><guid isPermaLink="true">https://www.jtdub.com/2014/11/28/mental-note-tracking-l3-glean-attacks/</guid><pubDate>Fri, 28 Nov 2014 00:00:00 GMT</pubDate><category>Network Security</category><category>IOS</category><category>Routing Protocols</category><category>L3 Glean</category><category>Cisco</category><category>Layer 3 Switching</category></item><item><title>pyMultiChange - SSH Script Update</title><link>https://www.jtdub.com/2014/11/25/pymultichange-ssh-script-update/</link><guid isPermaLink="true">https://www.jtdub.com/2014/11/25/pymultichange-ssh-script-update/</guid><pubDate>Tue, 25 Nov 2014 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Software Defined Networking</category><category>Python Tips</category></item><item><title>Updated pyRouterLib and pyMultiChange</title><link>https://www.jtdub.com/2014/11/24/updated-pyrouterlib-and-pymultichange/</link><guid isPermaLink="true">https://www.jtdub.com/2014/11/24/updated-pyrouterlib-and-pymultichange/</guid><pubDate>Mon, 24 Nov 2014 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Software Defined Networking</category><category>Python Tips</category></item><item><title>Python with Multiple Threads</title><link>https://www.jtdub.com/2014/11/20/python-with-multiple-threads/</link><guid isPermaLink="true">https://www.jtdub.com/2014/11/20/python-with-multiple-threads/</guid><pubDate>Thu, 20 Nov 2014 00:00:00 GMT</pubDate><category>Python Tips</category></item><item><title>Connecting Your Virtual IOS-XE and IOX-XR Lab To Your Physical Lab</title><link>https://www.jtdub.com/2014/10/01/connecting-your-virtual-ios-xe-and-iox/</link><guid isPermaLink="true">https://www.jtdub.com/2014/10/01/connecting-your-virtual-ios-xe-and-iox/</guid><pubDate>Wed, 01 Oct 2014 00:00:00 GMT</pubDate><category>IOS</category><category>Linux</category><category>Software Defined Networking</category><category>Virtualization</category><category>CCNP SP Study Notes</category><category>Kvm</category><category>IOS-XE</category><category>Open vSwitch</category><category>IOS-XR</category></item><item><title>Working with Cisco Routers and Switches with Python</title><link>https://www.jtdub.com/2014/07/27/working-with-cisco-routers-and-switches/</link><guid isPermaLink="true">https://www.jtdub.com/2014/07/27/working-with-cisco-routers-and-switches/</guid><pubDate>Sun, 27 Jul 2014 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>System Administration</category><category>Miscellaneous Hacking</category><category>Python Tips</category></item><item><title>Dynamic DNS Updates via the Rackspace Cloud DNS</title><link>https://www.jtdub.com/2014/07/26/dynamic-dns-updates-via-rackspace-cloud/</link><guid isPermaLink="true">https://www.jtdub.com/2014/07/26/dynamic-dns-updates-via-rackspace-cloud/</guid><pubDate>Sat, 26 Jul 2014 00:00:00 GMT</pubDate><category>DNS</category><category>Python Tips</category><category>Bind</category><category>Rackspace</category></item><item><title>Updating my Python Scripts to access Cisco Devices</title><link>https://www.jtdub.com/2014/07/26/updating-my-python-scripts-to-access/</link><guid isPermaLink="true">https://www.jtdub.com/2014/07/26/updating-my-python-scripts-to-access/</guid><pubDate>Sat, 26 Jul 2014 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Python Tips</category></item><item><title>Linux Unified Key Setup</title><link>https://www.jtdub.com/2014/05/29/linux-unified-key-setup/</link><guid isPermaLink="true">https://www.jtdub.com/2014/05/29/linux-unified-key-setup/</guid><pubDate>Thu, 29 May 2014 00:00:00 GMT</pubDate><category>Luks</category><category>Encryption</category></item><item><title>OSPF Area Types and LSA&apos;s</title><link>https://www.jtdub.com/2014/04/11/ospf-area-types-and-lsa/</link><guid isPermaLink="true">https://www.jtdub.com/2014/04/11/ospf-area-types-and-lsa/</guid><pubDate>Fri, 11 Apr 2014 00:00:00 GMT</pubDate><category>OSPF</category><category>CCNP SP Study Notes</category></item><item><title>IOS-XR (XRv) and IOS-XE (CSR1000v) KVM Config Generation</title><link>https://www.jtdub.com/2014/04/05/ios-xr-xrv-and-ios-xe-csr1000v-kvm/</link><guid isPermaLink="true">https://www.jtdub.com/2014/04/05/ios-xr-xrv-and-ios-xe-csr1000v-kvm/</guid><pubDate>Sat, 05 Apr 2014 00:00:00 GMT</pubDate><category>Innovative</category><category>Virtualization</category><category>Miscellaneous Hacking</category><category>Mysql</category><category>CCNP SP Study Notes</category><category>Training</category><category>IOS-XE</category><category>Php</category><category>IOS-XR</category></item><item><title>CCNP - Service Provider - SPROUTE</title><link>https://www.jtdub.com/2014/04/04/ccnp-service-provider-sproute/</link><guid isPermaLink="true">https://www.jtdub.com/2014/04/04/ccnp-service-provider-sproute/</guid><pubDate>Fri, 04 Apr 2014 00:00:00 GMT</pubDate><category>CCNP SP Study Notes</category></item><item><title>TelnetCisco.py - A Reusable Module for Accessing Cisco Devices with
Python</title><link>https://www.jtdub.com/2014/02/17/telnetciscopy-reusable-module-for/</link><guid isPermaLink="true">https://www.jtdub.com/2014/02/17/telnetciscopy-reusable-module-for/</guid><pubDate>Mon, 17 Feb 2014 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>Python Tips</category></item><item><title>Quick intro to Puppet</title><link>https://www.jtdub.com/2014/02/09/quick-intro-to-puppet/</link><guid isPermaLink="true">https://www.jtdub.com/2014/02/09/quick-intro-to-puppet/</guid><pubDate>Sun, 09 Feb 2014 00:00:00 GMT</pubDate><category>Linux</category><category>Puppet</category></item><item><title>I&apos;m going to place these here...</title><link>https://www.jtdub.com/2013/12/04/i-going-to-place-these-here/</link><guid isPermaLink="true">https://www.jtdub.com/2013/12/04/i-going-to-place-these-here/</guid><pubDate>Wed, 04 Dec 2013 00:00:00 GMT</pubDate><category>Vxlan</category><category>Innovative</category><category>SDN</category><category>VLAN</category><category>Openstack</category><category>Nvp</category><category>Open vSwitch</category></item><item><title>DMVPN with VRF&apos;s for the Internet interfaces and BGP</title><link>https://www.jtdub.com/2013/11/25/dmvpn-with-vrf-for-internet-interfaces/</link><guid isPermaLink="true">https://www.jtdub.com/2013/11/25/dmvpn-with-vrf-for-internet-interfaces/</guid><pubDate>Mon, 25 Nov 2013 00:00:00 GMT</pubDate><category>Dmvpn</category><category>Vrf</category><category>BGP</category></item><item><title>Rackspace Performance vs Standard Cloud Server Disk I/O</title><link>https://www.jtdub.com/2013/11/22/rackspace-performance-vs-standard-cloud/</link><guid isPermaLink="true">https://www.jtdub.com/2013/11/22/rackspace-performance-vs-standard-cloud/</guid><pubDate>Fri, 22 Nov 2013 00:00:00 GMT</pubDate><category>Filesystems</category><category>Rackspace</category></item><item><title>Managing Cisco Routers / Switches with Python, Take 2</title><link>https://www.jtdub.com/2013/10/10/managing-cisco-routers-switches-with/</link><guid isPermaLink="true">https://www.jtdub.com/2013/10/10/managing-cisco-routers-switches-with/</guid><pubDate>Thu, 10 Oct 2013 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>IOS</category><category>System Administration</category><category>Python Tips</category></item><item><title>Configuring Cisco routers and switches with Python</title><link>https://www.jtdub.com/2013/10/08/configuring-cisco-routers-and-switches/</link><guid isPermaLink="true">https://www.jtdub.com/2013/10/08/configuring-cisco-routers-and-switches/</guid><pubDate>Tue, 08 Oct 2013 00:00:00 GMT</pubDate><category>Cisco Administration Python Scripting</category><category>IOS</category><category>Python Tips</category><category>Cisco Administration Perl Scripting</category></item><item><title>BGP Goodness and Links</title><link>https://www.jtdub.com/2013/09/25/bgp-goodness-and-links/</link><guid isPermaLink="true">https://www.jtdub.com/2013/09/25/bgp-goodness-and-links/</guid><pubDate>Wed, 25 Sep 2013 00:00:00 GMT</pubDate><category>BGP</category></item><item><title>Google Chromecast and scanning for WiFi Networks</title><link>https://www.jtdub.com/2013/08/20/google-chromecast-and-scanning-for-wifi/</link><guid isPermaLink="true">https://www.jtdub.com/2013/08/20/google-chromecast-and-scanning-for-wifi/</guid><pubDate>Tue, 20 Aug 2013 00:00:00 GMT</pubDate><category>Miscellaneous Hacking</category><category>Google</category><category>Wireshark</category><category>Network Sniffing</category><category>Online Privacy</category></item><item><title>Performing a full system restore after a Linux server re-kick</title><link>https://www.jtdub.com/2013/05/24/performing-full-system-restore-after/</link><guid isPermaLink="true">https://www.jtdub.com/2013/05/24/performing-full-system-restore-after/</guid><pubDate>Fri, 24 May 2013 00:00:00 GMT</pubDate><category>Bash Tips</category><category>Linux</category><category>Backup And Recovery</category></item><item><title>Introduction to MPLS</title><link>https://www.jtdub.com/2013/05/09/introduction-to-mpls/</link><guid isPermaLink="true">https://www.jtdub.com/2013/05/09/introduction-to-mpls/</guid><pubDate>Thu, 09 May 2013 00:00:00 GMT</pubDate><category>MPLS</category></item><item><title>SDN Goodness</title><link>https://www.jtdub.com/2013/05/09/sdn-goodness/</link><guid isPermaLink="true">https://www.jtdub.com/2013/05/09/sdn-goodness/</guid><pubDate>Thu, 09 May 2013 00:00:00 GMT</pubDate><category>Nicira</category><category>SDN</category><category>Openstack</category><category>Nvp</category><category>Open vSwitch</category></item><item><title>SELinux For Mere Mortals</title><link>https://www.jtdub.com/2013/04/15/selinux-for-mere-mortals/</link><guid isPermaLink="true">https://www.jtdub.com/2013/04/15/selinux-for-mere-mortals/</guid><pubDate>Mon, 15 Apr 2013 00:00:00 GMT</pubDate><category>SELinux</category><category>Linux</category></item><item><title>Cisco Zone Based Firewall and UDP based Traceroute</title><link>https://www.jtdub.com/2013/04/11/cisco-zone-based-firewall-and-udp-based/</link><guid isPermaLink="true">https://www.jtdub.com/2013/04/11/cisco-zone-based-firewall-and-udp-based/</guid><pubDate>Thu, 11 Apr 2013 00:00:00 GMT</pubDate><category>IOS</category><category>Ios Security</category><category>Cisco Firewalls</category><category>Cisco Zone Based Firewall</category></item><item><title>Filesystem I/O Speeds Benchmarking Perl Script</title><link>https://www.jtdub.com/2013/03/07/filesystem-io-speeds-benchmarking-perl/</link><guid isPermaLink="true">https://www.jtdub.com/2013/03/07/filesystem-io-speeds-benchmarking-perl/</guid><pubDate>Thu, 07 Mar 2013 00:00:00 GMT</pubDate><category>Linux</category><category>Filesystems</category><category>Perl Tips</category></item><item><title>Learning Python</title><link>https://www.jtdub.com/2013/02/28/learning-python/</link><guid isPermaLink="true">https://www.jtdub.com/2013/02/28/learning-python/</guid><pubDate>Thu, 28 Feb 2013 00:00:00 GMT</pubDate><category>Python Tips</category></item><item><title>Bash - Random Password Changer</title><link>https://www.jtdub.com/2013/02/22/bash-random-password-changer/</link><guid isPermaLink="true">https://www.jtdub.com/2013/02/22/bash-random-password-changer/</guid><pubDate>Fri, 22 Feb 2013 00:00:00 GMT</pubDate><category>Bash Tips</category><category>Pranks</category></item><item><title>Bash Shell Enumerator - Command Not Found</title><link>https://www.jtdub.com/2013/02/22/bash-shell-enumerator-command-not-found/</link><guid isPermaLink="true">https://www.jtdub.com/2013/02/22/bash-shell-enumerator-command-not-found/</guid><pubDate>Fri, 22 Feb 2013 00:00:00 GMT</pubDate><category>Bash Tips</category><category>Pranks</category></item><item><title>Quick one-liner to change all databases tables to InnoDB in MySQL.</title><link>https://www.jtdub.com/2013/02/10/quick-one-liner-to-change-all-databases/</link><guid isPermaLink="true">https://www.jtdub.com/2013/02/10/quick-one-liner-to-change-all-databases/</guid><pubDate>Sun, 10 Feb 2013 00:00:00 GMT</pubDate><category>Bash Tips</category><category>System Administration</category><category>Mysql</category></item><item><title>OpenNHRP RPM Updated</title><link>https://www.jtdub.com/2013/02/06/opennhrp-rpm-updated/</link><guid isPermaLink="true">https://www.jtdub.com/2013/02/06/opennhrp-rpm-updated/</guid><pubDate>Wed, 06 Feb 2013 00:00:00 GMT</pubDate><category>Opennhrp</category><category>Open Source Alternatives</category></item><item><title>Linux File Server for Apple Time Machine Backups</title><link>https://www.jtdub.com/2013/02/04/linux-file-server-for-apple-time/</link><guid isPermaLink="true">https://www.jtdub.com/2013/02/04/linux-file-server-for-apple-time/</guid><pubDate>Mon, 04 Feb 2013 00:00:00 GMT</pubDate><category>Linux</category><category>Netatalk</category><category>Afp</category><category>Apple Timemachine</category></item><item><title>Rackspace Private Cloud Edition - Compute Setup</title><link>https://www.jtdub.com/2013/01/19/rackspace-private-cloud-edition-compute/</link><guid isPermaLink="true">https://www.jtdub.com/2013/01/19/rackspace-private-cloud-edition-compute/</guid><pubDate>Sat, 19 Jan 2013 00:00:00 GMT</pubDate><category>Openstack</category><category>Private Cloud Edition</category><category>Rackspace</category></item><item><title>Rackspace Cloud Servers and Networks with Open vSwitch and VXLAN between Data Centers</title><link>https://www.jtdub.com/2013/01/12/rackspace-cloud-servers-and-networks/</link><guid isPermaLink="true">https://www.jtdub.com/2013/01/12/rackspace-cloud-servers-and-networks/</guid><pubDate>Sat, 12 Jan 2013 00:00:00 GMT</pubDate><category>Linux</category><category>Software Defined Networking</category><category>Vxlan</category><category>SDN</category><category>Open vSwitch</category></item><item><title>Playing with Openvswitch.</title><link>https://www.jtdub.com/2012/12/29/playing-with-openvswitch/</link><guid isPermaLink="true">https://www.jtdub.com/2012/12/29/playing-with-openvswitch/</guid><pubDate>Sat, 29 Dec 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Software Defined Networking</category><category>SDN</category><category>Open vSwitch</category></item><item><title>The Nerdiest IPv6 related domain name on the Internet</title><link>https://www.jtdub.com/2012/11/02/the-nerdiest-ipv6-related-domain-name/</link><guid isPermaLink="true">https://www.jtdub.com/2012/11/02/the-nerdiest-ipv6-related-domain-name/</guid><pubDate>Fri, 02 Nov 2012 00:00:00 GMT</pubDate><category>IPv6</category></item><item><title>IPv6 Subnetting</title><link>https://www.jtdub.com/2012/10/30/ipv6-subnetting/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/30/ipv6-subnetting/</guid><pubDate>Tue, 30 Oct 2012 00:00:00 GMT</pubDate><category>Subnetting</category><category>IPv6</category></item><item><title>IPv4 Subnetting Made Easy</title><link>https://www.jtdub.com/2012/10/29/ipv4-subnetting-made-easy/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/29/ipv4-subnetting-made-easy/</guid><pubDate>Mon, 29 Oct 2012 00:00:00 GMT</pubDate><category>Subnetting</category><category>IPv4</category><category>CCNA Study Notes</category></item><item><title>SELinux - Listing Available Contexts</title><link>https://www.jtdub.com/2012/10/29/selinux-listing-available-contexts/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/29/selinux-listing-available-contexts/</guid><pubDate>Mon, 29 Oct 2012 00:00:00 GMT</pubDate><category>SELinux</category><category>Linux</category><category>RHCE Study Notes</category></item><item><title>RHCE Series: HTTP</title><link>https://www.jtdub.com/2012/10/27/rhce-series-http/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/27/rhce-series-http/</guid><pubDate>Sat, 27 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>Apache</category><category>HTTP</category></item><item><title>RHCE Series: SMTP</title><link>https://www.jtdub.com/2012/10/27/rhce-series-smtp/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/27/rhce-series-smtp/</guid><pubDate>Sat, 27 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>Sendmail</category><category>Smtp</category><category>Postfix</category></item><item><title>RHCE Series: SSH and NTP</title><link>https://www.jtdub.com/2012/10/27/rhce-series-ssh-and-ntp/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/27/rhce-series-ssh-and-ntp/</guid><pubDate>Sat, 27 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Ntp</category><category>RHCE Study Notes</category><category>Openssh</category><category>SSH</category></item><item><title>Making NAT work with the default Red Hat iptables ruleset</title><link>https://www.jtdub.com/2012/10/26/making-nat-work-with-default-red-hat/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/26/making-nat-work-with-default-red-hat/</guid><pubDate>Fri, 26 Oct 2012 00:00:00 GMT</pubDate><category>iptables</category><category>Linux</category><category>Firewall</category><category>NAT</category></item><item><title>RHCE Series: DNS</title><link>https://www.jtdub.com/2012/10/26/rhce-series-dns/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/26/rhce-series-dns/</guid><pubDate>Fri, 26 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>DNS</category><category>Bind</category></item><item><title>RHCE Series: FTP</title><link>https://www.jtdub.com/2012/10/26/rhce-series-ftp/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/26/rhce-series-ftp/</guid><pubDate>Fri, 26 Oct 2012 00:00:00 GMT</pubDate><category>Vsftpd</category><category>Linux</category><category>RHCE Study Notes</category><category>Ftp</category></item><item><title>Free Web-Based F5 Training</title><link>https://www.jtdub.com/2012/10/25/free-web-based-f5-training/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/25/free-web-based-f5-training/</guid><pubDate>Thu, 25 Oct 2012 00:00:00 GMT</pubDate><category>F5</category><category>Training</category></item><item><title>RHCE Series: Configure SELinux to support the service.</title><link>https://www.jtdub.com/2012/10/25/rhce-series-configure-selinux-to/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/25/rhce-series-configure-selinux-to/</guid><pubDate>Thu, 25 Oct 2012 00:00:00 GMT</pubDate><category>SELinux</category><category>Linux</category><category>RHCE Study Notes</category></item><item><title>RHCE Series: Configure the service to start when the system is booted.</title><link>https://www.jtdub.com/2012/10/25/rhce-series-configure-service-to-start/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/25/rhce-series-configure-service-to-start/</guid><pubDate>Thu, 25 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category></item><item><title>RHCE Series: Build a simple RPM that packages a single file.</title><link>https://www.jtdub.com/2012/10/24/rhce-series-build-simple-rpm-that/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/24/rhce-series-build-simple-rpm-that/</guid><pubDate>Wed, 24 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>Opennhrp</category><category>Rpm</category></item><item><title>RHCE Series: Produce and deliver reports on system utilization</title><link>https://www.jtdub.com/2012/10/24/rhce-series-produce-and-deliver-reports/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/24/rhce-series-produce-and-deliver-reports/</guid><pubDate>Wed, 24 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>System Administration</category></item><item><title>RHCE Series: Remote Logging</title><link>https://www.jtdub.com/2012/10/24/rhce-series-remote-logging/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/24/rhce-series-remote-logging/</guid><pubDate>Wed, 24 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>Logging</category><category>Remote Logging</category></item><item><title>RHCE Series: Configure a system as an iSCSI initiator that persistently
mounts an iSCSI target.</title><link>https://www.jtdub.com/2012/10/16/rhce-series-configure-system-as-iscsi/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/16/rhce-series-configure-system-as-iscsi/</guid><pubDate>Tue, 16 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>Iscsi</category></item><item><title>RHCE Series: Use /proc/sys and sysctl to modify and set kernel runtime
parameters.</title><link>https://www.jtdub.com/2012/10/16/rhce-series-use-procsys-and-sysctl-to/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/16/rhce-series-use-procsys-and-sysctl-to/</guid><pubDate>Tue, 16 Oct 2012 00:00:00 GMT</pubDate><category>Kernel Tuning</category><category>Linux</category><category>RHCE Study Notes</category></item><item><title>RHCSA Class Notes</title><link>https://www.jtdub.com/2012/10/16/rhcsa-class-notes/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/16/rhcsa-class-notes/</guid><pubDate>Tue, 16 Oct 2012 00:00:00 GMT</pubDate><category>Luks</category><category>Rhcsa Study Notes</category><category>SELinux</category><category>Kernel Tuning</category><category>Linux</category><category>Apache</category><category>Nfs</category><category>Cron</category><category>Autofs</category><category>Upstart</category><category>Lvm</category></item><item><title>RHCE Series: Use iptables to implement packet filtering and configure
network address translation (NAT): Part 2</title><link>https://www.jtdub.com/2012/10/15/rhce-series-use-iptables-to-implement/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/15/rhce-series-use-iptables-to-implement/</guid><pubDate>Mon, 15 Oct 2012 00:00:00 GMT</pubDate><category>iptables</category><category>Linux</category><category>RHCE Study Notes</category></item><item><title>Making a VM boot at VM host boot in KVM</title><link>https://www.jtdub.com/2012/10/12/making-vm-boot-at-vm-host-boot-in-kvm/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/12/making-vm-boot-at-vm-host-boot-in-kvm/</guid><pubDate>Fri, 12 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Virtualization</category><category>Kvm</category></item><item><title>RHCE Series: Use iptables to implement packet filtering and configure
network address translation (NAT): Part 1</title><link>https://www.jtdub.com/2012/10/12/rhce-series-use-iptables-to-implement/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/12/rhce-series-use-iptables-to-implement/</guid><pubDate>Fri, 12 Oct 2012 00:00:00 GMT</pubDate><category>iptables</category><category>Linux</category><category>RHCE Study Notes</category></item><item><title>Think that you have a compromised Red Hat based system?</title><link>https://www.jtdub.com/2012/10/12/think-that-you-have-compromised-red-hat/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/12/think-that-you-have-compromised-red-hat/</guid><pubDate>Fri, 12 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Security</category><category>Rpm</category></item><item><title>PPTP to HE IPv6 Network Perl Script</title><link>https://www.jtdub.com/2012/10/11/pptp-to-he-ipv6-network-perl-script/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/11/pptp-to-he-ipv6-network-perl-script/</guid><pubDate>Thu, 11 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>IPv6</category><category>Perl Tips</category></item><item><title>RHCE Series: Route IP traffic and create static routes</title><link>https://www.jtdub.com/2012/10/10/rhce-series-route-ip-traffic-and-create/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/10/rhce-series-route-ip-traffic-and-create/</guid><pubDate>Wed, 10 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>RHCE Study Notes</category><category>Routing Protocols</category></item><item><title>IPv6 Subnetting</title><link>https://www.jtdub.com/2012/10/09/ipv6-subnetting/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/09/ipv6-subnetting/</guid><pubDate>Tue, 09 Oct 2012 00:00:00 GMT</pubDate><category>Subnetting</category><category>IPv6</category></item><item><title>RHCE Exam Objectives</title><link>https://www.jtdub.com/2012/10/07/rhce-exam-objectives/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/07/rhce-exam-objectives/</guid><pubDate>Sun, 07 Oct 2012 00:00:00 GMT</pubDate><category>RHCE Study Notes</category></item><item><title>OpenNHRP is now available via RPM</title><link>https://www.jtdub.com/2012/10/02/opennhrp-is-now-available-via-rpm/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/02/opennhrp-is-now-available-via-rpm/</guid><pubDate>Tue, 02 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Dmvpn</category><category>System Administration</category><category>VPN</category><category>Opennhrp</category><category>Open Source Alternatives</category><category>Rpm</category></item><item><title>Logical Volume Management in Linux</title><link>https://www.jtdub.com/2012/10/01/logical-volume-management-in-linux/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/01/logical-volume-management-in-linux/</guid><pubDate>Mon, 01 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Filesystems</category><category>System Administration</category><category>Lvm</category></item><item><title>Using a Proxy Server to access the IPv6 Internet?</title><link>https://www.jtdub.com/2012/10/01/using-proxy-server-to-access-ipv6/</link><guid isPermaLink="true">https://www.jtdub.com/2012/10/01/using-proxy-server-to-access-ipv6/</guid><pubDate>Mon, 01 Oct 2012 00:00:00 GMT</pubDate><category>Linux</category><category>System Administration</category><category>Proxy</category><category>Squid</category></item><item><title>Linux Encrypted Filesystems</title><link>https://www.jtdub.com/2012/09/30/linux-encrypted-filesystems/</link><guid isPermaLink="true">https://www.jtdub.com/2012/09/30/linux-encrypted-filesystems/</guid><pubDate>Sun, 30 Sep 2012 00:00:00 GMT</pubDate><category>Linux</category><category>Filesystems</category><category>Security</category><category>Encryption</category></item><item><title>ASA Security Contexts</title><link>https://www.jtdub.com/2011/10/11/asa-security-contexts/</link><guid isPermaLink="true">https://www.jtdub.com/2011/10/11/asa-security-contexts/</guid><pubDate>Tue, 11 Oct 2011 00:00:00 GMT</pubDate><category>Security</category><category>Cisco Firewalls</category></item><item><title>Cisco Auto Secure</title><link>https://www.jtdub.com/2011/10/10/cisco-auto-secure/</link><guid isPermaLink="true">https://www.jtdub.com/2011/10/10/cisco-auto-secure/</guid><pubDate>Mon, 10 Oct 2011 00:00:00 GMT</pubDate><category>IOS</category><category>Security</category><category>Ios Security</category></item><item><title>IOS Local Password Security Features</title><link>https://www.jtdub.com/2011/02/17/ios-local-password-security-features/</link><guid isPermaLink="true">https://www.jtdub.com/2011/02/17/ios-local-password-security-features/</guid><pubDate>Thu, 17 Feb 2011 00:00:00 GMT</pubDate><category>IOS</category><category>Security</category><category>Ios Security</category></item><item><title>Backdoor in the openBSD IPSEC Stack?</title><link>https://www.jtdub.com/2010/12/15/backdoor-in-openbsd-ipsec-stack/</link><guid isPermaLink="true">https://www.jtdub.com/2010/12/15/backdoor-in-openbsd-ipsec-stack/</guid><pubDate>Wed, 15 Dec 2010 00:00:00 GMT</pubDate><category>Ipsec</category><category>Online Privacy</category></item><item><title>It&apos;s been a while...</title><link>https://www.jtdub.com/2010/12/02/it-been-while/</link><guid isPermaLink="true">https://www.jtdub.com/2010/12/02/it-been-while/</guid><pubDate>Thu, 02 Dec 2010 00:00:00 GMT</pubDate><category>Misc.</category></item><item><title>LAN Switching Layer 3 Redundancy Protocols</title><link>https://www.jtdub.com/2010/08/08/lan-switching-layer-3-redundancy/</link><guid isPermaLink="true">https://www.jtdub.com/2010/08/08/lan-switching-layer-3-redundancy/</guid><pubDate>Sun, 08 Aug 2010 00:00:00 GMT</pubDate><category>Glbp</category><category>High Availability</category><category>Lan Switching</category><category>Ccnp Study Notes</category><category>Hsrp</category><category>Layer 3 Switching</category><category>Vrrp</category></item><item><title>Layer 3 LAN Switching</title><link>https://www.jtdub.com/2010/08/08/layer-3-lan-switching/</link><guid isPermaLink="true">https://www.jtdub.com/2010/08/08/layer-3-lan-switching/</guid><pubDate>Sun, 08 Aug 2010 00:00:00 GMT</pubDate><category>Lan Switching</category><category>Ccnp Study Notes</category><category>Layer 3 Switching</category></item><item><title>Virtual LAN&apos;s and Trunks</title><link>https://www.jtdub.com/2010/08/04/virtual-lan-and-trunks/</link><guid isPermaLink="true">https://www.jtdub.com/2010/08/04/virtual-lan-and-trunks/</guid><pubDate>Wed, 04 Aug 2010 00:00:00 GMT</pubDate><category>Lan Switching</category><category>VLAN</category><category>CCNA Study Notes</category><category>Vlan Trunking</category><category>Ccnp Study Notes</category></item><item><title>Diebold FIT File Perl Script</title><link>https://www.jtdub.com/2010/07/28/diebold-fit-file-perl-script/</link><guid isPermaLink="true">https://www.jtdub.com/2010/07/28/diebold-fit-file-perl-script/</guid><pubDate>Wed, 28 Jul 2010 00:00:00 GMT</pubDate><category>Diebold</category><category>Perl Tips</category></item><item><title>VLAN Trunking Protocol</title><link>https://www.jtdub.com/2010/07/27/vlan-trunking-protocol/</link><guid isPermaLink="true">https://www.jtdub.com/2010/07/27/vlan-trunking-protocol/</guid><pubDate>Tue, 27 Jul 2010 00:00:00 GMT</pubDate><category>Lan Switching</category><category>CCNA Study Notes</category><category>Ccnp Study Notes</category><category>Vtp</category></item><item><title>OSPF Notes and Gotchas</title><link>https://www.jtdub.com/2010/07/20/ospf-notes-and-gotchas/</link><guid isPermaLink="true">https://www.jtdub.com/2010/07/20/ospf-notes-and-gotchas/</guid><pubDate>Tue, 20 Jul 2010 00:00:00 GMT</pubDate><category>Routing Protocols</category><category>OSPF</category><category>Igp&apos;S</category></item><item><title>What information is your browser giving away?</title><link>https://www.jtdub.com/2010/05/18/what-information-is-your-browser-giving/</link><guid isPermaLink="true">https://www.jtdub.com/2010/05/18/what-information-is-your-browser-giving/</guid><pubDate>Tue, 18 May 2010 00:00:00 GMT</pubDate><category>Perl Tips</category><category>Online Privacy</category></item><item><title>Automated Linux Backups utilizing rsync over SSH</title><link>https://www.jtdub.com/2010/05/16/automated-linux-backups-utilizing-rsync/</link><guid isPermaLink="true">https://www.jtdub.com/2010/05/16/automated-linux-backups-utilizing-rsync/</guid><pubDate>Sun, 16 May 2010 00:00:00 GMT</pubDate><category>Linux</category><category>System Administration</category><category>Perl Tips</category></item><item><title>Virtualization Notes, Best Practices, and Gotcha&apos;s</title><link>https://www.jtdub.com/2010/03/21/virtualization-notes-best-practices-and/</link><guid isPermaLink="true">https://www.jtdub.com/2010/03/21/virtualization-notes-best-practices-and/</guid><pubDate>Sun, 21 Mar 2010 00:00:00 GMT</pubDate><category>Virtualization</category><category>Hyper-V</category><category>Vmware</category></item><item><title>OSI and TCP/IP Layer Models</title><link>https://www.jtdub.com/2009/06/04/osi-and-tcpip-layer-models/</link><guid isPermaLink="true">https://www.jtdub.com/2009/06/04/osi-and-tcpip-layer-models/</guid><pubDate>Thu, 04 Jun 2009 00:00:00 GMT</pubDate><category>Osi Model</category><category>Tcp/Ip Model</category><category>CCNA Study Notes</category></item><item><title>NSA Security Configuration Guides</title><link>https://www.jtdub.com/2009/06/03/nsa-security-configuration-guides/</link><guid isPermaLink="true">https://www.jtdub.com/2009/06/03/nsa-security-configuration-guides/</guid><pubDate>Wed, 03 Jun 2009 00:00:00 GMT</pubDate><category>Security</category></item><item><title>A Net::Telnet::Cisco Example (Save Running Configuration)</title><link>https://www.jtdub.com/2009/05/31/a-nettelnetcisco-example-save-running/</link><guid isPermaLink="true">https://www.jtdub.com/2009/05/31/a-nettelnetcisco-example-save-running/</guid><pubDate>Sun, 31 May 2009 00:00:00 GMT</pubDate><category>Cisco Administration Perl Scripting</category><category>Perl Tips</category></item><item><title>An Open Source Implementation of Cisco&apos;s Dynamic Multipoint VPN (DMVPN)</title><link>https://www.jtdub.com/2009/05/31/an-open-source-implementation-of-cisco/</link><guid isPermaLink="true">https://www.jtdub.com/2009/05/31/an-open-source-implementation-of-cisco/</guid><pubDate>Sun, 31 May 2009 00:00:00 GMT</pubDate><category>VPN</category><category>Open Source Alternatives</category></item><item><title>Prepping Ubuntu Server Edition to run as a DMVPN.</title><link>https://www.jtdub.com/2009/05/31/prepping-ubuntu-server-edition-to-run/</link><guid isPermaLink="true">https://www.jtdub.com/2009/05/31/prepping-ubuntu-server-edition-to-run/</guid><pubDate>Sun, 31 May 2009 00:00:00 GMT</pubDate><category>Ubuntu Se</category><category>VPN</category><category>Perl Tips</category></item><item><title>Using Perl to grab a proccess id in Linux</title><link>https://www.jtdub.com/2009/05/31/using-perl-to-grab-proccess-id-in-linux/</link><guid isPermaLink="true">https://www.jtdub.com/2009/05/31/using-perl-to-grab-proccess-id-in-linux/</guid><pubDate>Sun, 31 May 2009 00:00:00 GMT</pubDate><category>Perl Tips</category></item></channel></rss>