ADMIN - Explore the new world of system administration! ADMIN is a smart, technical magazine for IT pros on heterogeneous networks. Each issue delivers technical solutions to the real-world problems you face every day. Learn the latest techniques for better:
network security
system management
troubleshooting
performance tuning
virtualization
cloud computing
on Windows, Linux, Solaris, and popular varieties of Unix.
Predict and track satellite orbits and control amateur radio equipment with Gpredict satellite tracking software.
Ever since the first artificial satellite, Sputnik, was launched by the USSR back in 1957, a large number of spacecraft of various designs have orbited the globe: from simple communications satellites, to observation probes with complex instrumentation, to the International Space Station (ISS).
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