I am experiencing the same problems. The webfig ip->firewall->nat table doesn’t respond and the same for static dns entries. I upgraded to 6.40.1 and it made no difference. Last worked about 6 months ago with whatever version was current then. It is a CRS109-8G-1S-2HnD. There are about 20 rules in t...

I have the same problem on a CRS109-8G-1S-2HnD after upgrading to 6.39.2. Tried chrome firefox and IE I can't edit any NAT rule via webfig (tried different browsers on MAC and PC). Seems like a bug. I can edit everything else on any other window. Just under firewall->NAT that I can't. I click on any...