This seems to be fixed in Focal, where all the tooling is based on nftables:
root@focal # ebtables-save | tee dump.txt # Generated by ebtables-save v1.8.4 on Thu Apr 30 19:03:09 2020 *filter :INPUT ACCEPT :FORWARD ACCEPT :OUTPUT ACCEPT # Completed on Thu Apr 30 19:03:09 2020 root@focal# ebtables -F root@focal# ebtables-restore < dump.txt root@focal# ** Also affects: ebtables (Ubuntu Bionic) Importance: Undecided Status: New ** Changed in: ebtables (Ubuntu Xenial) Status: Confirmed => Triaged ** Changed in: ebtables (Ubuntu Bionic) Status: New => Triaged ** Changed in: ebtables (Ubuntu Yakkety) Status: Confirmed => Won't Fix ** Changed in: ebtables (Ubuntu Zesty) Status: Confirmed => Won't Fix ** Changed in: ebtables (Ubuntu) Status: Triaged => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1672276 Title: ebtables-restore error "Bad table name 'filter'" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ebtables/+bug/1672276/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs