Carla Schroder

The conscientious, hard-working network admin can often be sighted striding purposefully about, laden with large binders and bags of disks. Documentation is everything in this business — device configurations, system configurations, network settings and diagrams, hardware and software inventories, deli delivery menus and numbers — it all has to be recorded. Some of us even […]

For us valiant Linux sysadmins, wireless networking is complicated by the difficulty of finding supported hardware. (Insert ritual rant about hardware vendors that are delighted to glom our money, but scorn to offer support.) Wireless Ethernet may no longer be new-fangled, but that doesn’t mean it’s all smooth sailing for Linux admins. In part 1 […]

In the continually escalating and increasingly frustrating battle against spam, email administrators are resorting to increasingly draconian measures. Some of my customers receive ten to twenty times as much spam as legitimate emails. One of the stringent measures admins are turning to is the use of Realtime Black-hole Lists (RBLs) to head off spam before […]