[Linux server] How to update DNS entries from DHCP to BIND9
After talking about this topic with a friend during last week, I decided to start running a local DNS server in my home network. The goals of the server are:…
[Networking Lab] Configure 802.1x authentication on Cisco switch IOU with GNS3
In this post I will show you again the power of GNS3 in doing laboratories to test new features. I will provide you a Lab example to configure and test…
[Networking – Lab] Ready-to-go GNS3 Switch and Routers config for your lab.
A lot of times, when you would like to reproduce some behavior in a Network, you need to add a lot of basic configs on your routers and switches. You…
[Networking] Alternatives to packet tracer (was: Softwares to build a virtual lab)
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…
[Networking – LAB] Basic MPLS topology
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…
[Networking – LAB] OSPF, get familiar with LSA types and AREAs
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…
[Networking – LAB] DMVPN GNS3 preconfigured lab for Yasser Auda Workbook
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…
[Networking] DMVPN – Online study resources
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…
[Tweets] My week on Twitter – 2015-03-20 to 2015-03-26
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…
Debian GNU/Linux on FireFly Rk3288
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…
[Networking – LAB] Simple GRE Tunnel + IpSEC on Cisco router
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…
[Tweets] My week on Twitter – 2015-03-09 to 2015-03-15
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…
Evoluent mouse 4 with Fedora 21 (and other distros)
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…