You want to pass TCP traffic from one computer to another, but there’s a doggone firewall in the way. Can they both see a shared file? Turns out, that’s all you need. Well, that and some software from ...

Take advantage of TCP/IP options to optimize data transmission Your email has been sent By Alex Kuznetsov, Alex Plant, and Alexander Tormasov Last time, we explained how the TCP_CORK option can ...

How to enable TCP BBR to improve network speed on Linux Your email has been sent Jack Wallen shows you how to use Google's much improved TCP Congestion Control Algorithm on Linux for significant ...

Security practitioners for decades have advised people to limit DNS queries against their DNS servers to only use UDP port 53. The reality is that DNS queries can also use TCP port 53 if UDP port 53 ...

When you need to ensure server applications can connect properly, the general troubleshooting doesn’t help. It calls for advanced ways to troubleshoot TCP/IP connectivity, especially when you have a ...

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 ...

NetBIOS, short for Network Basic Input/Output System, is a Windows API used when DNS is not available. It runs over TCP/IP as a fallback method and is not enabled by default. However, Microsoft ...

You've installed a VPN. It's not quite as fast as you'd like. You could switch to another service, but maybe there's a simple speedup trick you can try first. Open ...