et lux in tenebris lucet

What watching a movie (Tears of the Sun) on Netflix via my Roku box looks like: During a recent thread on NANOG, it was asserted that 2Mbps was sufficient for streaming, so I looked at my graphs to share my personal experience. The reported quality on the Roku was “four dots”. The scale is one […]

In the IPv4 world, router or gateway redundancy is accomplished using a protocol such as VRRP or HSRP. Many of these same routers support IPv6, but not the redundancy factor. Or do they? Fortunately in IPv6 land there’s a built-in feature in the protocol called “router advertisement”, or RA. A router with an IPv6 address […]