You don't have permission to capture on that device

• 使用 sudo

• 修改 Capabilities

待处理

链接到权限章节

sudo groupadd pcap
sudo usermod -aG pcap $USER

sudo chmod g+w $(which tcpdump)
sudo chgrp pcap $(which tcpdump)

sudo setcap cap_net_raw,cap_net_admin=eip $(which tcpdump)