Free peering has a cost
Lately, there has been some discussion about the pricing of Internet Exchanges (IXes) and the reasons behind free peering ports and paid peering ports
Internet Architecture
Interconnection, peering, Data centers. How the Internet works. IXPs, transit, and other topics. Routing and Control Planes such as BGP and OSPF protocols. RPKI and IP resources are also covered.
Benefits of a carrier neutral data center?
A carrier-neutral data center, also called a carrier hotel, is a data center facility that is entirely independent of network providers.
NLOG ring for network operators
From their web-site To encourage and provide a streamlined way of cooperating I introduce the “NLNOG RING”. In essence the deal is very simple: you make a (virtual) machine available to the RING, and you gain access on all servers which are part of the project, hence the name “RING”. A great example would be to launch a … Read more
Indianapolis Data Center landscape
We like to refer to Indianapolis, Indiana as an “NFL City” when explaining the connectivity and peering landscape.
OTV and VXLAN differences
OTV(Overlay Transport Virtualization) is a technology that provide layer2 extension capabilities between different data centers.
IPV6 Point-to-point addressing
Over the years I have seen providers use a wide variety of subnets across a point-to-point link. Anything from a /64, to /122,124, and the 127
How VRFs work
virtual routing and forwarding (VRF) is a technology that allows multiple instances of a routing table to co-exist within the same router
Looking Glass Links
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this content, you must be a member of Justin’s Patreon Unlock with PatreonAlready a qualifying Patreon … Read more
BGP Local Pref and how it can influence traffic
what does “bgp local-pref” do for me? The short answer is it allows you to prefer which direction a traffic will flow to a given destination
Hurricane Electric route table over 800,000 routes
Had a Hurricane peer without any filtering or the like reach over 800,000 routes toda
Want to attend a NANOG meeting?
If you are a network operator you may have heard of NANOG and their meetings. Here is the upcoming schedule until 2022
Need an ASN, IP space? I have a package for you.
Are you intimidated by getting an ASN to participate in BGP? Need help with routing registries?