Blog 1 Column

09
Mar

Windows Server 2003 R2 For Online Business Infrastructure

The organizations expect the Web-based infrastructure to develop an online collaboration sites. Although increasing the efficiency of distributed teams, online collaboration, there is a limitation according to the participants, depending on where and how it relates to the system. Moreover, today’s web applications cannot fascinate the user or customer, or...
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08
Mar

Patterns Of Cloud Infrastructure

Talks about cloud computing and cloud hosting are the trend. Through virtualization, these conversations are becoming a reality in many companies (private clouds) and service providers (public cloud). These patterns formalize certain rules and consider the problems and solutions that arise in the process of reflection on various aspects of...
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04
Mar

Verifying DNS-server (nslookup)

nslookup ( Server name lookup search on the name server) :- A utility that provides a user command line interface to access the DNS system. Allows you to specify different types of queries and query tells the server randomly. Its counterpart is the utility host and dig. Developed as part...
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02
Mar

Service Oriented Architecture And SaaS

When searching for information in the blogosphere about Saas, many times I’ve seen this acronym associated with Service Oriented Architecture (SOA). In the Wikipedia, the concept of Service Oriented Architecture (SOA) is very well explained, so I just want to express my opinion on why I believe that SOA and...
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25
Feb

The Three Most Necessary Skills Of SysAdmin

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...
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23
Feb

OpenVPN To Access The Internet

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...
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21
Feb

IPSec – what is it ?

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...
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17
Feb

WordPress: Basic Controls

Introduction WordPress – The most popular system to date for blogging. It can work as a personal online diary, and large news portals. In developing WordPress focuses on semantics, web-standards, convenience and ease of use. Due to the popularity of WordPress, a lot of extensions and themes are created, through...
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