In an upcoming blog I expect to write about configuring a home router, which requires logging on to it. This, in turn, requires knowing the IP address of the router. Non-techies typically don’t know ...

Every programmer should understand how the Internet works and this means understanding IP addressing and routing. It's a good time to find out about such things with DOS attacks on the rise and IPv6 ...

Service providers and network professionals working with IP networks agree that Border Gateway Protocol is one of the most complex and difficult-to-configure internet protocols. However, its emphasis ...

The problem with defaults is everyone uses them ...

At the core of the IP layer is a set of routing functions and routing protocols. This appendix discusses how each of the widely used routing protocols operates. Before delving into the protocols ...

Asymmetric TCP/IP routing causes a common performance problem on servers that have more than one network connection. The atypical network flows created by asymmetric routes occur most often in server ...

George Ou explains IP subnetting using his own graphical approach. It’s a great primer for students and a nice refresher for others. IP subnetting is a fundamental subject that’s critical for any IP ...