Introduction This document introduces TI-LFA (Topology independent
Loop-free alternate) feature in segment routing environment. It has two
purposes. One is to form an introduction to TI-LFA for those who are
interested in using, evaluating, and possibly i...
MPLS VPN Services are one of the most common services provided by
Service Providers. Because of its wide and huge deployments, there is a
need to have deep troubleshooting knowledge to fix the issues that occur
in MPLS VPN deployment. Today, we shall see ...
Today, I will be discussing about VRF-Lite and will also be discussing
one of the designs using BGP which have been seen in real world
deployments which is the Inter-VRF Routing. Lets first start by
understanding what is VRF. VRF: Virtual Router Forwardin...
MPLS or Multiprotocol Label Switching protocol as we know, combines the
performance and capabilities of Layer 2 (data link layer) switching with
the proven scalability of Layer 3 (network layer) routing.MPLS provides
solution to address a multitude of pro...
I am trying to find if there is any Pros or Cons in deploying MPLS with separate customer AS for each site as opposed to one AS. The end goal is to be able to inject default routes from two DCs and be able to make a subset of sites follow one default rout...
So I have attempted the below config: l2vpn
backup disable never
xconnect group Xconns
In one of the discuss, it was initiated to us that there is a specific DB size for example:1 GB and breaching of which will led to crash of Iedge process.I want to replicate the scenario by creating load of user by tool in the lab and track the CDM db uti...
Some 15 years ago we had implemented a PWLAN service by deploying SSG on IOS and Cisco SESM (Subscriber Edge Services Manager) as the web interface (i.e. captive portal). Fast forward, SESM becomes EOL, gets replaced by Broadhop SME. Some years later...
I work in a large enterprise. We run our own MPLS environment for macrosegmentation. See attached diagram.We are converting from EIGRP to OSPFv2 at our remote sites. Remote sites are running their own single-area OSPF instances (no area ...