Archive

• Cisco Nexus transceiver temperature - September 24, 2024
• NetBox to hosts - September 18, 2024

• Cisco ISE scripts - August 9, 2024
• The Mythical Man-Month - August 1, 2024

• Netbox and Python for network merge - July 23, 2024

• CiscoU: Data Center Nexus Dashboard Essentials (DCNDE) - June 27, 2024

• CUOA ICT Management 14 - May 18, 2024

• DNA Assurance (DNAAS) - April 30, 2024
• TCP latency and loss - April 1, 2024

• Speedtest - March 13, 2024

• Meraki MX tunnel all traffic to VPN - January 25, 2024
• CiscoU SD-WAN Operations and Deployment" - January 15, 2024

• CiscoU CBROPS CyberOps Associate" - November 6, 2023

• BGP Admin Distance - August 17, 2023
• Azure NLB probe down behavior - August 16, 2023

• CiscoU Understanding Cisco Network Automation Essentials (DEVNAE) - June 25, 2023

• Welcome 2023 Cisco Champions - May 15, 2023
• NFD31 - BackBox - May 2, 2023
• Cloudy zones - May 1, 2023

• NFD31 Delegate - April 10, 2023
• CiscoU Rev Up to Recert Python - April 4, 2023

• CCIE 38619 - 10 years - March 19, 2023

• CiscoU Rev Up to Recert Enterprise - February 22, 2023
• Cisco Live Europe 2023 - February 10, 2023

• Microsoft Certified: Azure Network Engineer Associate - December 20, 2022

• Welcome 2022 Cisco Champions - September 9, 2022

• Aviatrix ACE and Multicloud - August 18, 2022
• War stories - VLAN renumbering - August 1, 2022

• (L)Oops! - March 15, 2022
• IT Blog Awards 2021 Top 25 - March 12, 2022

• Book review: Networking and K8s - January 16, 2022
• CCIE renewed and new certification cycle - January 13, 2022
• IT Blog Awards 2021 finalist - January 11, 2022

• Backup Grafana dashboards with API and JQ - December 8, 2021

• My first GitLab CI/CD - October 23, 2021
• Meraki Firewalled Services and Poetry - October 10, 2021

• Linux tc for SDWAN testing - August 30, 2021
• Welcome 2021 Cisco Champions - August 29, 2021

• Cisco Live Europe 2021 virtual - April 1, 2021

• Lab notes: Gitlab container backup - March 10, 2021
• The Making of a Manager - March 8, 2021

• New homelab server (again) - January 28, 2021
• Cisco PSIRT tool in bash - January 20, 2021
• ZSH in WSL with agnoster theme - January 18, 2021
• Webhook listener with FastAPI - January 9, 2021
• IP Fabric webhook for automated remediation - January 5, 2021

• DevAsc and DevNet2020 - December 21, 2020
• IT Blog Awards 2020 finalist - December 18, 2020
• DNAC API, curl and jq - December 7, 2020

• Homeserver, Jellyfin - November 29, 2020
• Homeserver, container edition - November 23, 2020
• My first Python module: nornir_ipfabric - November 17, 2020

• Hugo Instagram shortcode is broken - October 25, 2020
• Home office setup for remote events on a budget - October 1, 2020

• NFD23 - Arista - September 30, 2020
• NFD23 - Juniper - September 30, 2020
• NFD23 - PathSolutions - September 30, 2020
• NFD23 - CatchPoint - September 29, 2020
• NFD23 - IPFabric - September 29, 2020

• Freenas on HP Microserver - August 2, 2020

• AWS Certified Advanced Networking Specialty - April 26, 2020
• AWS Terraform and Wireguard - part two - April 16, 2020
• AWS Terraform and Wireguard - part one - April 14, 2020
• AWS cli, cloudformation and drift detection - April 4, 2020

• Devnet, the Next Big Thing - February 25, 2020
• Nornir Automation Training - February 13, 2020
• Cisco Advanced Services for ACI - February 3, 2020
• Cisco Live Europe 2020 Barcelona - February 3, 2020

• Welcome 2020 Cisco Champions - January 25, 2020
• Linux on Huawei Matebook D - January 4, 2020

• Podcast: Software Gone Wild - November 29, 2019
• IT Blog Awards 2019 finalist - November 23, 2019
• Open Office part two - Myth buster - November 19, 2019
• Open Office part one - Survival Guide - November 18, 2019

• Get Meraki Neighbor with Python and API - October 21, 2019
• Cisco IOS ssh authentication with Krypt.co - October 8, 2019
• IP Fabric Ambassador - October 1, 2019

• Sed - September 14, 2019

• Working with Meraki API using CLI - August 14, 2019

• ITNOG5 - May 10, 2019
• Network Monitoring Software and AKIPS - May 5, 2019

• Cisco Live Europe 2019 Barcelona - February 5, 2019

• ENC9K Implementing Cisco Catalyst 9000 Switches - January 20, 2019
• Welcome 2019 Cisco Champions - January 3, 2019

• Switch stack ring and uplinks - December 22, 2018
• RIPE Atlas - December 15, 2018
• IT Blog Awards - December 10, 2018
• What is Cisco ACI? - December 8, 2018

• CCIE recertification with Continuing Education Program - November 15, 2018

• Monitoring MVP - October 28, 2018
• War stories - Network changes tools - October 21, 2018
• ACI training DCAC9K - October 12, 2018

• Network topology validation with CDP and Python - August 13, 2018

• Cisco NAE From Download to Value in 60 Minutes or less - July 30, 2018
• War stories - The Docking Station - July 16, 2018

• Aruba 8400 programmability and spreadsheet integration - June 27, 2018

• Configuration and Hardware Assurance in the Datacenter with Cisco Network Assurance Engine - May 30, 2018
• Bandwidth limit enforcement on access points - May 18, 2018

• Assure Network Security Policy and Compliance in the Data Center with Cisco Network Assurance Engine - April 25, 2018
• Telnet over Internet - April 20, 2018

• FMC API and TextFSM - March 13, 2018
• Mikrotik hAP lite classic - March 6, 2018

• NetShot - February 13, 2018
• Tech Field Day Extra at Cisco Live Europe 2018 - February 1, 2018

• Floating Networks - January 18, 2018
• Welcome 2018 Cisco Champions - January 18, 2018
• AirPiConsole remote access with ZeroTier - January 16, 2018
• Colorless Switches - January 5, 2018
• Is there a future for CLI? - January 3, 2018

• 2017 recap - December 30, 2017
• Unpatchable? - December 2, 2017

• Moving Complexity - November 21, 2017
• White boxes for everyone? - November 12, 2017
• VMware NSX VCP6-NV - November 6, 2017

• Cisco ASA show connections ordered - October 28, 2017
• Innovation sirens singing - October 20, 2017
• Network Automation seminar with Ivan Pepelnjiak - October 19, 2017
• NFD16 day two - Cisco Project Starship a.k.a. Intersight - October 17, 2017
• Are we the last generation of Network Engineers? - October 7, 2017
• Is more technology good for your business? - October 4, 2017

• NFD16 day two - Apstra - September 29, 2017
• NFD16 day one - Arista - September 23, 2017
• NFD16 day one - Veriflow - September 20, 2017
• AirPiConsole part two - September 2, 2017
• AirPiConsole part one - September 1, 2017

• NFD16 delegate - August 12, 2017
• HP Procurve to Cisco switchport migration with Python and Netmiko - August 11, 2017

• Ansible and IOS quick start - May 27, 2017

• TAC Security Workshop - Poland - April 29, 2017
• CWDP - April 21, 2017

• Cisco Live Europe 2017 Berlin - February 28, 2017
• SDN anyone? - February 16, 2017
• Welcome 2017 Cisco Champions - February 3, 2017

• Meraki Masters - November 14, 2016

• Opportunistic Learning - August 23, 2016
• Welcome Hugo - August 18, 2016
• Cisco ASA boot problem - August 3, 2016

• Cisco ASA and Office 365 - June 11, 2016

• Cisco WLC roaming troubleshooting scripts - May 18, 2016

• WiFi security 4 dummies - April 4, 2016

• Drop and bogons list on Cisco router - March 28, 2016
• OED tools: tmux - March 21, 2016
• OED tools: bash oneliners - March 14, 2016
• OED tools: OneNote - March 7, 2016

• Cisco Live 2016 Europe - February 21, 2016
• OED tools: Pushover - February 1, 2016

• Welcome 2016 Cisco Champions - January 29, 2016
• OED Tolls: Linux "at" - January 28, 2016
• OED tools: Linux command alias - January 18, 2016
• OED tools: Chocolatey - January 11, 2016
• OED Tools: ConzoleZ - January 4, 2016

• OED Tools: 1Password - December 26, 2015
• OED Tools: NetSetMan - December 21, 2015
• Obsessive Efficiency Disorder - December 13, 2015
• VMware VCP5-DCV for a network engineer - December 11, 2015
• Simple Cisco switch inventory with bash and snmp - December 2, 2015

• WLPC 2015 @ Berlin - October 30, 2015

• AWK and Cisco WLC - September 4, 2015

• Cisco ASA VPN with over overlapping addresses and twice NAT - August 10, 2015
• Quick config: SSL VPN on Cisco IOS via CLI - August 3, 2015

• Exam passed HP2-Z31 - Creating HP Software-defined Networks - July 31, 2015

• SecureCRT and Python - June 1, 2015

• Docker join the dots - May 25, 2015
• Docker networking bridge to host NIC - May 18, 2015
• Docker Volumes - May 12, 2015
• Docker Install software inside a container - May 7, 2015
• Introduction to Docker - May 4, 2015

• Quick tool: PingInfoView - April 25, 2015

• Quick script - backup multiple Alcatel OmniSwitch configuration files - March 26, 2015
• Meraki CMNA - March 4, 2015

• Cisco Live Europe 2015 Milan - January 30, 2015

• Ethernet Economiser aka RJ45 splitter - November 28, 2014
• Cisco Nexus 9000 training DCINX9K - November 27, 2014
• NeDi and Observium or LibreNMS - November 26, 2014

• Alcatel switches Auto Vlan Assignement - October 21, 2014
• Wireless LAN Professionals Conference Europe - October 18, 2014

• HP switches - how to copy configuration between different device models - September 27, 2014
• Log analysis GUI tools - September 2, 2014

• MTU - August 27, 2014
• Flowcontrol, port buffers and dropped packets - August 23, 2014

• CCIE renewed - June 5, 2014

• CWNA - May 4, 2014

• AirPcap - April 28, 2014
• Quick Python code with Jinja2 and config templates - April 11, 2014
• MTU on Nexus switches - CDP and vCenter - April 9, 2014

• CCIE You need to recertify in twelve months - March 19, 2014

• CCNA 10 years - February 13, 2014
• CCNA Wireless - February 1, 2014
• Cisco Live 2014 Milan - February 1, 2014

• HP Comware 7 simulator - January 5, 2014

• HP Master Accredited Systems Engineer - December 27, 2013
• HE IPv6 tunnel broker and certification - December 26, 2013

• Cisco Live! for my fellow italian networkers (italian only) - November 30, 2013
• Darknet - I2P - November 2, 2013

• Happy birthday ifconfig.it is 10 years old today - September 10, 2013

• Four letters more CCDP - August 30, 2013

• Huawei Certified Datacom Professional - July 18, 2013

• New toy - Airconsole - June 24, 2013

• AutoHotkey - May 25, 2013
• Cisco WLC roaming debug + gawk + sed - May 14, 2013
• CCIE plaque - May 3, 2013

• Antenna radiation pattern, law of sines, free space propagation loss - April 20, 2013
• Wonky Wisp, Smokeping and AWS free tier - April 15, 2013
• My CCIE experience - April 9, 2013

• Cisco certifications download PDF and order additional printed copies - March 29, 2013
• CCIE 38619 - March 20, 2013
• Cisco Brand Center Network Topology Icons - March 12, 2013
• CCIE lab numbers preallocation myth certification value - March 10, 2013
• Recipe: NTP server/client with auth - March 5, 2013

• Cisco Live! Europe 2013 - February 28, 2013

• L2 QoS lab with DSCP mutation map and QoS port - December 20, 2012
• PVLAN Quick Notes - December 20, 2012
• Netflow quick notes - December 17, 2012
• Ebook: Your Route to Cisco Career Success by Kevin Wallace - December 2, 2012

• Alcatel Lucent Certified Field Expert - November 22, 2012

• PVST and non Cisco switches interoperability - October 23, 2012
• CCIE Wireless blog and Youtube Channel - October 8, 2012
• File prompt quiet - October 2, 2012

• Cisco Catalyst 3560 and 3750 QoS Simplified... Seriously! by Kevin Wallace - September 16, 2012
• OSPF Forward Address - September 16, 2012
• INE CCIE R&S bootcamp – 2nd week - September 2, 2012

• INE CCIE R&S bootcamp - 1st week - August 25, 2012

• System Administrator Appreciation Day - July 27, 2012

• Today is the World IPv6 Day - June 5, 2012
• Debian Administrator's Handbook - June 1, 2012

• How to change a L2L VPN peer IP on Cisco ASA 8.3(2)4 - May 29, 2012
• XCA - X Certificate and key management - May 25, 2012
• How do I get an IPv6? How much it costs? - May 11, 2012
• TCPing - May 11, 2012
• Tomahawk IPS Test Tool - May 4, 2012

• Batch Compiler - April 24, 2012
• Brocade Certified Network Professional - April 12, 2012
• Copy files to ASA via SCP - April 12, 2012
• ASA - show vpn pre shared key in cleartext - April 5, 2012

• Monitor Cisco router uptime with Nagios and Cacti - March 31, 2012
• fping - March 24, 2012
• Windows Sysinternals - March 17, 2012
• IPv6 and TunnelBroker - March 13, 2012
• Tor Project - March 10, 2012

• How to change RDP listening port on Windows - February 11, 2012
• IPv6 migration strategy - February 4, 2012
• Let's Python! - February 4, 2012

• Cisco switches and Voice VLAN - January 28, 2012
• RFC 1925 - The Twelve Networking Truths - January 21, 2012
• glogg - the fast, smart log explore - January 14, 2012
• TCP sync on ASA - January 14, 2012
• NtRadPing - a free Radius test utility - January 7, 2012
• HP Fast Track - January 2, 2012
• 2012 new website - January 1, 2012

• Certified in Cisco Data Center Support for UC Specialist - December 21, 2011

• Cisco DCUCI training - November 28, 2011
• Certified in CCNP Security - November 23, 2011

• CCIE R&S, not this time. - June 27, 2011

• Small servers - March 26, 2011
• PPPoE peer IP address - March 13, 2011
• The 10 Networking Commandments - March 13, 2011
• Autoinstall - Frame Relay - March 3, 2011
• Autoinstall - LAN - March 3, 2011
• RMON and MIB - March 2, 2011
• Conditional Debug - March 1, 2011
• SNMPv3 - March 1, 2011

• OSX as Syslog server - January 11, 2011

• Hacking work - December 7, 2010

• IP Expert BLS - September 30, 2008