Nanamiの电波发射塔

Introduction My dorm building was renovated during the summer after freshman year. When term started again the facilities were new, but someone had...

Introduction A while back I bought an enterprise switch built on the Centec CTC7132 platform. It has 48 2.5Gbe copper ports, 4 SFP+ optical ports and...

Introduction Some enterprises run private servers with no internet access but still need to update packages, so they build their own mirrors. Many...

Introduction As technology races ahead, surveillance by corporations and agencies grows more aggressive, and information security is now something...

Introduction A few days ago (2026-08-05), Proxmox VE officially announced Arm64 support. That reminded me of the OrangePi 3B my lab seniors gave me,...

Introduction While thinking about how to improve my home network, it occurred to me to optimise the WiFi. Since I was the only one using one of the...

Introduction My university's campus network has no public IPv6 egress, which is a real nuisance for someone who plays with networks. But my main...

Introduction My HomeLab network is 10 Gbps end to end, but each port on my SubServer is only 1 Gbps. That server handles business traffic forwarding,...

Introduction I run my own overseas servers for my workloads: Samba backup and restore, a CDN for my sites, DN42 routing and so on. Some of those VPSs...

Introduction One day, while checking the Looking Glass for my DN42 network, I found that several iBGP sessions used for intra-ASN route propagation...