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Net SharingNetwork tools and file sharing knowledge
A connected home network with shared folders, a router and a quiet blue paper texture

A practical network journal

Make sharing feel simple

Net Sharing explains the settings behind everyday file movement, home networks and safer digital habits.

4 sections12 current guidesPlain language

Start here

Explore the network

Choose a subject, then follow the links inside each guide when a setting touches another part of your setup.

A warm desk scene with a shared folder map, transfer arrows and two connected computersFile Sharing2 guidesA router diagram with wireless bands, a guest network and a clean connection pathNetwork Setup4 guidesA terminal window, open tool symbols and a small notebook of file operationsOpen Source Tools2 guidesAn open message envelope, a shield and a short checklist on a blue paper surfaceSecurity Basics4 guides

The latest notes

Recent guides

12 starting points, dated so you can see how the reference grows.

A card illustration for PCI Express link basics, with lanes, a training state machine and a signal path

Network Setup

PCIe link basics: lanes, LTSSM and PIPE

How PCI Express lanes, LTSSM link training and the PIPE interface work, with the speeds, encodings and usable bandwidth of each generation.

Further reading elsewhere

Three outside references we return to when a question leaves the scope of this site.

  • DNSSEC signing basics, for the step after choosing a resolver, when a domain owner wants answers a client can verify.
  • ram ddr5, an Italian hardware desk on the memory question behind a machine that stalls during large transfers.
  • safe way to disable startup programs, because a slow computer is more often a boot-time problem than a network one.

Outside references

  • For readers who also look after a church website, The Church Web Review is a practical English magazine on design, accessibility, content and hosting, written for the volunteers and communication teams who run those sites.
  • Readers who want the background to open messaging can consult Presence & Protocol, an English editorial guide to Jabber and XMPP covering the three stanzas, JIDs, rosters, the RFCs of 2004, OMEMO, MUC and MIX, and server practice with ejabberd, Prosody and Openfire.
  • For readers who keep older Macs in service, the archive of MacSOS Pty Ltd, a Sydney software workshop active from 1999 to about 2019, is documented elsewhere, including its mac database software such as SyBrowser and MacODBC.
  • For readers who also publish, Happy Traffic is an independent magazine on organic visibility, covering traffic sources, keyword research by intent, technical SEO and the economics of traffic in pounds.