1. What is the history of busbars? Busbar is used for more than 50 years, evolving from the large busbars in a heavy metal casing, metal cabinets with bolt-on tap-off units for a fully enclosed steel or aluminum housing with copper or aluminum conductors, fully enclosed diversions block with protected contacts for maximum security. 2. […]
1. Ability to use search engines (google in particular). Why?? Because 90% of cases accelerate solution for the problem within ten minutes. Incidentally, it is helpful for not only system administrators but for everyone. 2. Knowledge of English. Why?? Because virtually all of the useful documentation is in English. There are good articles, but still […]
Sometimes you need to do so that the user, after connecting to VPN, could use the server colocation as a default gateway that is accessed through the Internet. Even if you already have a default gateway. The problem that arises here is: how to make sure that after installing the default gateway, encapsulated in the […]
IPSec – is a widely used technology which allows you to add an additional level of encryption and authentication / message integrity to any traffic, which is transmitted over IP. It is used both to create a VPN, or just for protecting individual hosts or data. ipsec Principally, the IPSec can be divided into three […]
A graph summarizing the results of a survey on the uses, applications and plans of cloud providers for cloud computing and virtualization.