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tech blog

Networking, Cloud, SRE and Automation

Post Categories Azure Cloud
Post dateJanuary 20, 2021Post last updated dateUpdated January 20, 2021

Start and de-allocate VM from CLI in Azure

Post author
Avatar pawel pawel
Post read time1 min read
Introduction As we know, Azure vm bill can be expensive, and we want to...
Post tagsazure, cloud, python0
Post Categories R&S
Post dateJanuary 19, 2021Post last updated dateUpdated May 16, 2021

Spanning Tree UplinkFast

Post author
Avatar pawel pawel
Post read time3 min read
Introduction Uplink fast is a feature of STP that allows very fast converge in...
Post tagsspanning tree, stp, switching0
Post Categories R&S
Post dateJanuary 19, 2021Post last updated dateUpdated January 19, 2021

STP Topology change notification

Post author
Avatar pawel pawel
Post read time54 sec read
Introduction Topology change notification is not generated when ALT/BLK port state changes. Topology S1...
Post tagsspanning tree, switching0
Post Categories Azure Cloud
Post dateJanuary 13, 2021Post last updated dateUpdated February 18, 2021

Connect Ansible to Azure

Post author
Avatar pawel pawel
Post read time1 min read
Introduction In this post, I’ll show you how to connect to Azure and run...
Post tagscloud0
Post Categories Security VPN
Post dateJanuary 11, 2021Post last updated dateUpdated February 24, 2021

Linux route-based VPN + eBGP

Post author
Avatar pawel pawel
Post read time2 min read
Introduction Following configuration creates VPN tunnel with Cisco ASA and Linux IPSec daemon –...
Post tagsipsec, linux, strongswan, vpn0
Post Categories Security VPN
Post dateJanuary 5, 2021Post last updated dateUpdated January 11, 2021

Determining MTU size for VPN connections

Post author
Avatar pawel pawel
Post read time1 min read
Introduction Very often when IPSec tunnel is used, throughput is affected or users are...
0
Post Categories Automation
Post dateJanuary 2, 2021Post last updated dateUpdated January 18, 2021

Connecting Git to remote repository

Post author
Avatar pawel pawel
Post read time1 min read
Introduction I use GIT on my local server to track changes for my automation...
Post tagsansible, automation, git0

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