Sergei Ischenko is a professional in their field. Colleagues describe him as "Sergei is by far the most talented network expert I have ever worked with during my many years in the business. He is very thorough, analytical, persistent, and always eager and willing to learn and above all understand new technologies. He is extremely pleasant to work with and will always stand up for his team. " and "Serquei is one of the best Network consultants I ever worked with within my 30 years of work designing, implementing and supporting networks for Enterprise Corporations. If you ever have a network question or issue can trust that Serquei can help you. This includes incident where Serquei can find the fix it, where others teams have used days without luck. I strongly recommend Serquei both technical and as a person to work with."