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Author: stefano

Tunnel GRE + IpSEC Topology
GNS3

[Networking] Alternatives to packet tracer (was: Softwares to build a virtual lab)

  • stefano
  • Posted on 10th May 2015
  • 2 Comments

Maybe this article will not bring to your knowledge something new, but it happened to me in the recent past that not all the friends and collegues I was talking…

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Networking

[Networking – LAB] Basic MPLS topology

  • stefano
  • Posted on 3rd May 2015
  • 6 Comments

While reviewing MPLS topics you can't avoid to try how the technology works doing some labs. This is particularly valid if you don't have the opportunity to "touch" the technology…

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OSPF Area types LAB topology screenshot
IT

[Networking – LAB] OSPF, get familiar with LSA types and AREAs

  • stefano
  • Posted on 12th April 2015
  • No Comments

I am always reviewing Routing topics to have them all the time fresh in my mind, especially when I don't practice with them a lot during daily works. This time…

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DMVPN Lab GNS3 topology
Cisco

[Networking – LAB] DMVPN GNS3 preconfigured lab for Yasser Auda Workbook

  • stefano
  • Posted on 5th April 2015
  • No Comments

As promised in my recent post about DMVPN online and free study resources, I prepared a small topology for a Laboratory that helps you practising with DMVPN. The topology is…

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DMVPN topology
Cisco

[Networking] DMVPN – Online study resources

  • stefano
  • Posted on 28th March 2015
  • 1 Comment

This is a very quick post to provide some documents to read and study if you are interested in learning DMVPN technology. I added a very short comment for each…

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Twitter Icon
Tweets!

[Tweets] My week on Twitter – 2015-03-20 to 2015-03-26

  • stefano
  • Posted on 26th March 2015
  • No Comments

How to set up #networking between #Docker containers http://t.co/EKYgqtL6wO #sysadmin 22:31:51, 2015-03-20 Very interesting analysis about #MPLS vs #SDWAN. Maybe a little bit too much pro sdwan but worth reading…

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Firefly RK3288 image
IT

Debian GNU/Linux on FireFly Rk3288

  • stefano
  • Posted on 22nd March 2015
  • No Comments

Some weeks ago I decided to build a small server for home as I did alreadyyears ago and documented in this Blog. After a small research on the web I…

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Gre+IpSec
Cisco

[Networking – LAB] Simple GRE Tunnel + IpSEC on Cisco router

  • stefano
  • Posted on 15th March 2015
  • No Comments

Today I was reviewing GRE tunnels and their interaction with IpSEC and I decided to create a very simple and small Lab in GNS3 to have a little bit of…

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Tweets!

[Tweets] My week on Twitter – 2015-03-09 to 2015-03-15

  • stefano
  • Posted on 15th March 2015
  • No Comments

Ten Best Websites to Check #DNS Propagation http://t.co/0HjraD7ZB7 18:56:31, 2015-03-11 #evergreen page from #cisco: #Troubleshooting When #BGP Routes Are Not Advertised http://t.co/aXqXx44tJ1 #netadmin 19:23:36, 2015-03-12 #Juniper rewires the #DataCenter" http://t.co/cQwFBpUCd3…

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IT

Evoluent mouse 4 with Fedora 21 (and other distros)

  • stefano
  • Posted on 8th March 2015
  • No Comments

I recently bought a vertical mouse to take care of my health, considering how many hours I spend each day clicking and using the mouse on PCs. Moreover I started…

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IT

A breve sarà guerra tra smartphone e sistemi operativi: cosa scegliere?

  • stefano
  • Posted on 11th March 2013
  • No Comments

Da qualche mese il mercato degli smartphone è ricco di annunci e di presentazioni di nuovi sistemi operativi. E non faccio solo riferimento all'annuncio delle nuove versioni di Android, ma…

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IT

Cloud Computing con Owncload: installazione con supporto SSL

  • stefano
  • Posted on 4th November 2012
  • 9 Comments

AGGIORNAMENTO DEL 5.11.2012: Aggiunti i video che mostrano il contenuto della guida. I servizi di Cloud Computing hanno ormai preso il sopravvento. Sono molto utili e se ne trovano decine…

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IT

Installare manualmente Sun Java + Plugin Iceweasel su Debian Wheezy

  • stefano
  • Posted on 10th March 2012
  • 1 Comment

Chi, come me, utilizza Debian GNU/Linux come sistema operativo per il proprio desktop, avrà certamente notato che da qualche mese su questa fantastica distribuzione è stato eliminato il pacchetto della…

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IT

Cercasi acquirenti per il NeoFreerunner GTA04: lo smartphone libero ci riprova

  • stefano
  • Posted on 2nd February 2012
  • 7 Comments

Quasi quattro anni addietro scrissi un articolo (ne ho parlato anche qui e qui) nel quale parlavo dell'imminente lancio sul mercato del primo smartphone realizzato nel rispetto dei principi tipici…

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IT

[LXDE] Pcmanfm 0.9.10 su Debian Wheezy per aggirare il bug #605760

  • stefano
  • Posted on 14th December 2011
  • 2 Comments

Se siete, come me, dei felicissimi neo-utilizzatori del Desktop Environment LXDE e se, come me, non usate altra distribuzione GNU/Linux al di fuori di Debian, avrete certamente notato che il…

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Stefano’s Blog

about me

I love to communicate and to share my knowledge following the examples of Free Software and Open Source communities. In this blog I talk about technologies I play with and experiences with GNU/Linux, Networking (Cisco as first), new technologies and much more. I have technical and management experience with Networking, Security (Cisco, Juniper, Palo Alto, Pulse Secure) as well as GNU/Linux. I can help your Company growing and making changes and impacts in IT thanks to my work experience in the field with big enterprises. Contact me now for a free discussion!

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Stefano LaguardiaFollow

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Retweet on TwitterStefano Laguardia Retweeted
18 Dec

Hotfix 20.7.7_1 is now live. HTTP redirect is automatically fixed after update.

Reply on Twitter 1339903097485856768Retweet on Twitter 133990309748585676811Like on Twitter 133990309748585676854
Retweet on TwitterStefano Laguardia Retweeted
18 Dec

For users having issues with admin GUI on HTTP please issue the following on the console to work around it for now:

# opnsense-revert -r 20.7.6 lighttpd && configctl webgui restart

Reply on Twitter 1339847119977533442Retweet on Twitter 13398471199775334426Like on Twitter 133984711997753344223
9 Dec

Questo:

Fabrizio Carimati@Clodo76

Dio ma perché una App?
Che cazzo di evoluzione dell'internette è se per ogni roba ci vuole un'App al posto di una pagina HTML? Madò https://t.co/MAee7NTv3o

Reply on Twitter 1336762644515213315Retweet on Twitter 13367626445152133151Like on Twitter 13367626445152133151
1 Nov

#blog updated. This time I started a series of posts about #docker in real world scenarios. It will take a while to complete all remaining topics but I will publish more in coming weeks. Stay tuned! https://t.co/zkD78bgcmg #sysadmin

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Retweet on TwitterStefano Laguardia Retweeted
14 Oct

I want to giveaway to 2 people,#CCIE Enterprise, SP or #CCDE training. You can choose any of them and join anytime you want.Just, follow me and RT this tweet! Even if you don't need them, like/RT, so your connections can see and get benefit!.Live Instructor Led Training! #share

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