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Author: clucas

Unicast Flooding

This is for me a new concept I don’t have any see anymore. I only imagine inter-vlan routing by L3 switch or router on a stick. But you can make this kind of architecture : In this case : as

clucas September 30, 2013 Cisco, Telecom No Comments Read more

DF bit for dummies

Finally a good explanation of what DF bit does 😉 Thanks to ipspace, it makes me smile 🙂

clucas September 9, 2013 Cisco, Humour, Telecom No Comments Read more

OSPF : Challenge backup (easy)

  How to make the path through R2 to 99.99.99.1 prefered over throught R3 ???

clucas September 4, 2013 Cisco, Telecom 16 Comments Read more

Happy birthday my cute daughter

Already 2 years old !

clucas August 21, 2013 Famille, Photo No Comments Read more

xconnect, wireshark and cie

I have already make tiny lab with xconnect, but my curiosity has been recently exacerbated so that I can see exactly how it works…                   What occurs behind the scene when you

clucas August 17, 2013 Cisco, Non classé, Telecom 1 Comment Read more

New tool for CCIE prep

I bought refurbished MacBook Pro mid-2010. It is a good machine. I think it will be great for a CCIE dedicated laptop 🙂 I have begun to make a wireless link to the place where my lab will be hosted.

clucas July 20, 2013 Cisco, Telecom 1 Comment Read more

Really slow bgp convergence !?

When your router takes so long time to learn routes, do not try to tweak too long Time your bgp router process… Think mtu 😉 it is not unique solution but it is big one 😉

clucas June 28, 2013 Cisco, Telecom No Comments Read more

Welcome to world v2.0

Just to welcome my little son : Clément who was born on 15th april 2013.                           I think CCIE studies will be delayed for some time, but my

clucas April 23, 2013 Famille, Général, Non classé 8 Comments Read more

Tip Mysql : Cannot delete or update a parent row: a foreign key constraint fails

For those of you who are faced to this type of error, the command “SHOW ENGINE INNODB STATUS;” is your friend. […] ———————— LATEST FOREIGN KEY ERROR ———————— 130322 12:03:42 Cannot drop table `test`.`events` because it is referenced by `test`.`attachments`

clucas March 22, 2013 Code No Comments Read more

the first of my equipment rack

Here come the first equipements of my future CCIE lab rack. Two nice Cisco 2501 🙂

clucas March 1, 2013 Cisco, Humeur 4 Comments Read more
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