Blog Migrated!
Hi! I have decided to migrate my blog from wordpress.com to a private environment. The main reasons being that I […]
Announcement
BGP, IPv6
Busting Myths – IPv6 Link Local Next Hop into BGP
In some publications it is mentioned that a link local next-hop can’t be used when redistributing routes into BGP because
CCDE
More PIM-BiDir Considerations
Introduction From my last post on PIM BiDir I got some great comments from my friend Peter Palúch. I still
CCDE
Many to Many Multicast – PIM BiDir
Introduction This post will describe PIM Bidir, why it is needed and the design considerations for using PIM BiDir. This
Cisco
Petition to Increase Cisco VIRL Node Limit
Cisco VIRL is a great tool but it is artificially limited to a maximum of 15 nodes today. I have
CCDE
Interview with CCDE/CCAr Program Manager Elaine Lopes
I am currently studying for the CCDE exam. Elaine Lopes is the program manager for the CCDE and CCAr certification.
QoS
QoS Terminology – Comparing Cisco to MEF and RFC Terminology
Have you every thought that you knew a topic pretty well but then someone uses terminology that you aren’t used
FHRP
Using BFD to Track WAN Status and Change HSRP Priority
It’s been five years since I started this blog! Time flies and a lot has happened since. Thanks for being
CCDE, IPv6
IPv6 Multicast
These are my notes for IPv6 multicast for the CCDE exam. Overview Prefix FF::/8 reserved for multicast Multicast Listener Discovery
CCDE, IPv6
Service Provider IPv6 Deployment
These are my study notes regarding IPv6 deployment in SP networks in preparation for the CCDE exam. Drivers for implementing