Overview and topology This post is a review of basic ISIS on IOS and IOS-XR. It reviews how to configure basic settings in order to get ISIS working. The topology used is as follow : Enabling ISIS The very first … Continue reading
Adding IPv6 In this new scenario we take the same topology but we add IPv6 on it and demonstrate how LISP can be used also for IPv6. LISP would obviously work if we were to implement a full dual stack … Continue reading
LISP Review On the last blogpost about LISP, we have configured LISP to demonstrates how it works as an overlay technology. On the previous topology we had dual homed CE devices (CE1, CE2, and CE3) but we have only configured … Continue reading
Introduction What I often hear about MTU on Nexus 7000 and Nexus in general is that nothing needs to be done and Nexus devices are ready for jumbo MTU right out of the box. The truth is not that simple … Continue reading
What is a Server Pool ? In UCS a Server Pool is a container that can be used to group one of more blades together. The purpose of this is to be able to automatically bind service profiles (or to … Continue reading
No posts since some time now, I have been busy working for the CCIE Written Datacenter and then the HP0-Y32 exam which is the first step to HP MASE certification. A quick review on the CCIE DC Written : It’s … Continue reading
Just discover this while going through the Cisco configuration guide “NX Fundamentals Configuration Guide” under the Chapter “Understanding the Command Line” at section “Configuring CLI Variables”. What you can do is define persistent or non persistent variable to work with … Continue reading
Nexus 1000v components The Nexus 1000v is a software switch running Cisco NX-OS that is destined to be integrated with VMWare vCenter. The goal is to propose a virtual switch that can span across multiple ESX hosts so that networking … Continue reading
Summary Address Blocks With IPv4 To summarize a block of IP ranges, the subnets must consist in multiple sequential number in one of the octets. The block must be X number in a row, where X is a power of … Continue reading
Metro Ethernet LAN Services Overview Multiple services can be implemented and offered by ISPs for the MAN connectivity. Services can be Layer 1 to Layer 3 based and operates as P2P or P2M. The following pictures resumes the deployment options … Continue reading