curl走sock5: curl -x socks5h://192.168.130.132:10810 www.baidu.com
nc走sock5: nc -X 5 -x 192.168.130.132:10810 www.qq.com 443
wget走http代理: wget -Y on -e "http_proxy=http://192.168.130.132:10811" www.qq.com
curl指定本地端口: curl --local-port 10999 www.baidu.com (tcpdump port 10999)
nc测试udp能否通: nc -v -u -z -w 3 223.6.6.6 53
发起ping风暴: ping -f
带时间戳的ping: ping -D 114.114.114.114 | awk '{ if(gsub(/\[|\]/, "", $1)) $1=strftime("[%F %T]", $1); print}'
测试网络MTU: ping -l 1457 -f www.163.com