hadi motamedi wrote: > Dear All > I have one centos server equipped with WiFi . I want to measure data > rate speed on this connection . Is there any utility on my centos that > can measure data speed on one specific Ethernet connection when > transferring large size files through WiFi connection? If you use rsync with the -v option it will show the bytes transferred and the time used at the end of the copy. Note that if the target file already exists, rsync will only transfer differences, though. -- Les Mikesell lesmikesell at gmail.com