1. Install iftop, first install flex, bison, libpcap compile and install
Two red arrows extracting files
tar -zxvpf iftop-0.16.tar.gz
Level -zxvpf libpcap-Lk4k0ktrkgsh
libpcap compile and install to the specified directory
./configure --prefix=/usr/local/libpcap
iftop compile and install libpcap related to the specified directory installation directory because libpcap not installed by default, you need to specify the directory
./configure --prefix=/usr/local/iftop --with-libpcap=/usr/local/libpcap
After installing, the compiler make; make install
Enter / usr / local / iftop / sbin / directory, execute the ./iftop -i ens33 need to specify the name of the NIC
Here you can view real-time network traffic monitor network traffic in real-time IP
