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networking

Explainer: network ports

What are ports in networking, and where would you find them? What use are they apart from making networking more confusing?

June 18, 2022 Macs, Technology

How to investigate network problems effectively

You might be lucky and solve it by inspiration. When that fails, fall back on a careful, thorough and systematic approach as explained here.

May 24, 2022 Macs, Technology

How to transfer files between Macs

Summary of AirDrop, network file sharing, target disk mode, and sneakernet, explaining how to use each and what they’re best at.

May 13, 2022 Macs, Technology

What’s the fastest way to transfer files with M1 Macs?

AirDrop is quick, convenient and as slow as you’ll get. Ethernet all too often runs at only 1 Gb/s. Here are the fastest solutions involving M1 models.

May 9, 2022 Macs, Technology

CoreServices apps: Wireless Diagnostics

T T Read More

If you want to check out your Mac’s Wi-Fi connection, Wireless Diagnostics is ideal. It’ll show you signal dropouts and give its opinion.

December 23, 2021 Macs, Technology

Is backing up to networked storage improving?

Backing up using Time Machine over Gigabit Ethernet to another Mac providing shared backup storage in Monterey 12.1 delivered good performance of 35-43 MB/s.

December 21, 2021 Macs, Technology

Backing up to network storage in Big Sur and beyond

Tackles decisions and problems, including whether to use APFS in the backup sparsebundle, AFP or SMB, and configuration.

October 11, 2021 Macs, Technology

How abysmal SMB performance can choke networked backups

How can it take over 5 hours to back up 79 GB of files to a network share? That’s an average transfer rate of 4 MB/s, probably slower than your Internet connection.

April 16, 2021 Macs, Technology

How to get more detail in the log

There’s no shortage of entries, but are they the ones you need, and do they contain the information that’s important? How to change that.

June 11, 2020 Macs, Technology

Protecting folders and volumes is too blunt

T T Read More

The list of apps in my Files and Folders list grows steadily as they need to access my external SSD. And there’s nothing I can do about that.

January 8, 2020 Macs, Technology

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