Come with me on a ride-along about “front door VRFs”. Front-door VRFs in a tunneled environment are really quite cool but often scare people new to them.
IWAN
Fun in the Lab: Troubleshooting DMVPN Per-Tunnel QoS
In Playing in the Lab: DMVPN and Per-Tunnel QoS we looked at DMVPN per-tunnel QoS. We looked at how to configure it…. how the vendor private extensions in RFC2332 are used in the NHRP registration request… and how to see,… Read More ›
Fun in the Lab: IWAN, LiveAction, Prime, UDP Director
Okay… so just some major geeky fun in the lab. I had lots of fun doing it… so why not share it with you and let you in on some geeky fun? Thirty-eight minute YouTube with a PDF guide book…. Read More ›
My Current IWAN Analogies
I use analogies. Just how my brain works…. and how I sometimes learn and teach. Token-ring source-route bridging analogy was “breadcrumbs thru the network”. Analogy for DLSw+ was a boat getting the breadcrumbs over water between 2 islands. I think… Read More ›
IWAN: Why EIGRP or BGP Over the DMVPN Tunnel?
IWAN (Intelligent Wide Area Network) and Why EIGRP or BGP over the DMVPN Tunnel. In this YouTube “playing in the lab” IWAN fun we are going to drill down between 2 sites – Branch 3 and the Hub site. Branch… Read More ›
Intelligent Bandwidth Decisions at the WAN Edge
Business Critical Applications and Intelligent Decision Making at the WAN Edge….. these are the things I’ve been focusing on in the past few blogs. To me, PfRv3 and DMVPN are the dynamic duo of Cisco’s IWAN that help you learn… Read More ›
Business Critical Apps & the DMVPN Underlay of IWAN’s Intelligent Path Control
Let’s assume we have a Branch with 1 Router and 2 WAN connections. We decide to use Intelligent Path Control with PfRv3 and design our policy such that the business critical traffic goes over one of the WAN clouds (MPLS,… Read More ›