When using .NET and C#, IP Address information is stored in the System.Net.IPAddress class, which provides no method for comparing IP addresses except for equality. Learn to circumvent that problem.
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Use the DNS class to resolve host names to IP addresses. Also resolve host names from IP addresses where available.
This trace utility written in C#, traces the path of an IP packet.
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It's essential to know the differences in these libraries and use them correctly. This brief tutorial will guide you.
Create a response application by managing asynchronous code on your UI thread.
Learn to use FTP in VB to gain access to an AS/400's file system, read the data, and store the data into a database.
Application Programming Interfaces (APIs) are where you have to be. It's not a matter of if as much as a matter of which.