536 B
536 B
title | date | description | tags | |
---|---|---|---|---|
Clean conntrack states | 2018-03-02 | How to clean conntrack states |
|
A not so simple command
Firewalling on linux is messy, here is an example of how to clean conntrack states that match a specific query on a linux firewall :
conntrack -L conntrack -p tcp –orig-dport 65372 | \
while read _ _ _ _ src dst sport dport _; do
conntrack -D conntrack –proto tcp –orig-src ${src#*=} –orig-dst ${dst#*=} \
–sport ${sport#*=} –dport ${dport#*=}
done