Terminal based Wireshark.

apt-get install tshark

tshark [ -i <capture interface>|- ] [ -f <capture filter> ] [ -2 ] [ -r <infile> ] [ -w <outfile>|- ] [ options ] [ <filter> ]

from https://www.wireshark.org/docs/man-pages/tshark.html

tshark -i eth0 -w /home/root/20200514_2236_n02s2svpn_eth0.pcap