Chain PREROUTING (policy ACCEPT 0 packets, 0 bytes) pkts bytes target prot opt in out source destination Chain INPUT (policy ACCEPT 0 packets, 0 bytes) pkts bytes target prot opt in out source destination Chain FORWARD (policy ACCEPT 0 packets, 0 bytes) pkts bytes target prot opt in out source destination Chain OUTPUT (policy ACCEPT 0 packets, 0 bytes) pkts bytes target prot opt in out source destination Chain POSTROUTING (policy ACCEPT 172K packets, 14M bytes) pkts bytes target prot opt in out source destination 172K 14M LIBVIRT_PRT all -- * * 0.0.0.0/0 0.0.0.0/0 Chain LIBVIRT_PRT (1 references) pkts bytes target prot opt in out source destination