John C. WelchMacworld

John C. Welch is the IT Director for The Zimmerman Agency, and is a longtime Mac IT pundit.

Mac IT Guy: Network Overload, OS X Server

I have a series of older 802.11 b/g Airport Expresses set up in several rooms of the house, to let me stream music; at the heart of it all is a Time Capsule...

Mac IT Guy: Macs and Active Directory

It's certainly possible to connect Macs to networks that are running Active Directory. But sometimes it takes a little doing.

Mac IT Guy: Printer Problems and DFS

Two more questions this week: one about finding missing printer drivers, the other about accessing Microsoft DFS shares from a Mac.

Xserve Is Dead... So Now What?

When I saw the first tweets about Apple discontinuing the Xserve in 2011, I had two initial reactions: