6WIND, a high-performance networking software company, today announced that KoreKontrol Germany GmbH, a systems integration and managed hosting services company based in Berlin, selected 6WIND's Turbo Router appliances, which are virtual routers (vRouters), for its data center edge deployments.
Many system administrators switch SSH daemon settings, so that it listens on another port than default 22. Why do they do it, does it make any sense? This post describes some ways to make your SSH server properly set up.
Linux networking has many tunables, not very easy to understand. This article explains some useful performance improvements, as well as the way to effectively work to improve performance by adjusting values and measuring effects.