It is not from me, but I find this challenges really interesting … challenge-1 challenge-2 challenge-3 challenge-4 challenge-5 I really like ipexpert content (blog). I think I will use some of their stuff, when CCIE R&S Written and lab
Some new toys …
Some new toys (C7201 and C6506/sup720) to deploy in different datacenters 🙂
Answer to Gandi BGP problem stuff
To answer to BGP problem about BGP and static route (big subnet) to Null 0 : http://lacuisinedegandi.net/post/2011/06/20/Quand-Null0-et-BGP-peuvent-causer-probleme. A solution can be : R2#sh run | inc track track 10 ip route 217.169.255.1 255.255.255.255 reachability ip route 217.169.240.0 255.255.240.0 Null0 track
Blog deserted : some news
This blog seems deserted since one or two months. There are some reasons about this. First of all : The death of my mother. 14 months after my father, she is gone… I don’t have enought words and want to
Cisco Learning Labs
There’s some new stuff in Cisco world. We are now able to access Cisco-Labs directly there. These labs are planned to fill the pratice in certification. The official page is here. I think I will use it when MPLS Cert
2 cents OSPF tips
To keep it in mind : OSPF adjacencies only form over primary networks, not secondary networks. Source : http://www.cisco.com/en/US/tech/tk365/technologies_tech_note09186a0080094050.shtml
Preparing to @packetlife lab
To take a @packetlife lab (community lab), I prepare a little scenario about BGP and other features such as : Route reflectors BGP confederations BGP dampening ORF (Outbound Route Filter) … My lab looks like : Level 2 : Level
Astuce : ping et fragmentation
Voici une petite astuce (ok à deux balles) afin de faire avec votre Linux préféré la même chose que vous faîtes avec votre IOS (Cisco) via la commande : R# ping your_host size 1520 df-bit Vous devrez faire avec votre
Cisco : EPC (Embedded Packet Capture)
An interesting useful tool available in IOS 12.4(20)T and prior : Embedded Packet Capture (EPC). This tool is useful to avoid configure SPAN and RSPAN to be able to capture and analyze trafic. You can now do it by means
For fun : ‘ena’ C program
I think it has been really often done in the past, but for fun : For those of you whom use a lot of xterm, I think it have happen you mistake tape an ‘ena’ command in your sh friend