You could have downloaded TcpipViewer 1.0 from our software library for free. This free tool was originally created by TcpipViewer. The program lies within Internet & Network Tools, more precisely Network Tools. Our antivirus check shows that this download is clean. The following version: 1.0 was the most frequently downloaded one by the program users. TcpipViewer.exe is the common file name to indicate this program's installer.
From the developer:
A TCP/IP protocol decoder enables you to capture any incoming and outgoing TCP/IP packets from your computer. It can identify and decode most of the protocols from datalink layer upto application layer under TCP/IP protocol suite, such as MAC, IP, TCP, UDP, etc.
You may want to check out more software, such as PageScope Network Setup, Veeam FastSCP or CrossFTP Server, which might be similar to TcpipViewer.