This is a self contained guide on how to use Cisco’s onePK to connect to a Cisco device running the onePK service and interact with it.

Like StarWars has the prequels, the sequels and questionable Disney future releases, some blog posts need writing in the correct order.

My last post was almost a rant more than anything of use, however that combined with Jeremy Schulman’s excellent post around network tooling should give an indication of where industry mindsets are the moment.

Much has happened so far this year, but one of the key events was attending Cisco Live in Milan.

This is a short post covering globally unique multicast IP addresses for both IPv4 and IPv6; this does not cover IGMP, MLD, PIM, BGP-MP, MSDP or any other MC technology other than global addressing.

This article is focused on a basic area of networking. Apologies to any readers who want meatier stuff!