How to trace IPTables in RHEL7 / CENTOS7

If you are debugging IPTables, it is handy to be able to trace the packets while it traverses the various chains. I was trying to find out why port forwarding from the external NIC to a virtual machine attached to a virtual bridge device was not working. You need to perform the following preparations: Load … Read moreHow to trace IPTables in RHEL7 / CENTOS7