Ну вот смотри, параметры сетевого интерфейса
➜ ~ ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 185.xxx.165.xx netmask 255.255.252.0 broadcast 185.1xxxxx
inet6 fe80::fc23:c8ff:fe79:de7f prefixlen 64 scopeid 0x20<link>
inet6 2001:xx:2f5xxx prefixlen 48 scopeid 0x0<global>
ether fe:23:c8:79:de:7f txqueuelen 1000 (Ethernet)
RX packets 17507756265 bytes 1175138396470 (1.0 TiB)
RX errors 0 dropped 20405084 overruns 0 frame 0
TX packets 189436601 bytes 103745623551 (96.6 GiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
тебе нужны строки
RX packets 17507756265 bytes 1175138396470 (1.0 TiB)
TX packets 189436601 bytes 103745623551 (96.6 GiB)