Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. ARP (IPv4) and Neighbor Discovery (IPv6) were designed for truste
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. Monitoring a network means getting numbers off devices: interface
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. Sometimes two servers in different racks, or different sites, nee
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. When you run a BGP session to a router in a different AS, that is
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. Email is the service where IPv6 most often goes wrong, because re
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. When you enable IPv6 on a cloud or VPS instance, the result varie
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. Linux IPv6 behaviour is controlled by a small set of sysctls unde
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. "IPv6 transition" is not one technology. It is a family of mechan
Disclosure up front: I run IPYE, a company that leases IP space. It gets one short paragraph at the end; the rest is plain networking. traceroute and mtr are the first tools people reach for when some