Contents
Does UFW work with nftables?
Is there an easy to use program like ufw that works natively with nftables ? The default iptables package on Debian 10 is a wrapper for the nftables kernel API. So you can still use iptables syntax and programs that use iptables , while under the hood nftables will be used instead of netfilter . No, you can not.
Which is better ufw or firewallD?
FirewallD is better suited for a roaming user on a laptop than ufw because of the automatic zone-management went paired up with NetworkManager. For server administrators, it doesn’t matter which one you use.
How do you replace a rule in nftables?
You can replace any rule via the replace command by indicating the rule handle, which you have to find by first listing the ruleset with option -a : To replace the rule with handle 2, specify its handle number and the new rule that you want to replace it: Listing the ruleset after the above replacement:
When to use handle as reference in nftables?
If you want to add a rule at a given position, you have to use the handle as reference: % nft list table filter -n -a table filter { chain output { type filter hook output priority 0; ip protocol tcp counter packets 82 bytes 9680 # handle 8 ip saddr 127 .0.0.1 ip daddr 127 .0.0.6 drop # handle 7 } }
Are there any errors in the nftables wiki?
There are still some errors lurking in the nftables wiki. The actual syntax is quite logical: to empty a table (with ip as family by default if not specified). Eg for my table to delete a table (which also empties it first). Eg for mytable
How do you replace a rule in iptables?
The equivalent in iptables is: Note that iptables always provides per-rule counters. You can replace any rule via the replace command by indicating the rule handle, which you have to find by first listing the ruleset with option -a : To replace the rule with handle 2, specify its handle number and the new rule that you want to replace it: