nanog mailing list archives
Re: Firewalls - Ease of Use and Maintenance?
From: Nick Hilliard <nick () foobar org>
Date: Wed, 09 Nov 2011 13:24:20 +0000
On 09/11/2011 12:22, Richard Kulawiec wrote:
You will find it very difficult to beat pf on OpenBSD for efficiency, features, flexibility, robustness, and security. Maintenance is very easy: edit a configuration file, reload, done.
There are several areas where pf falls down. One is auto-synchronisation from primary to backup firewall (not really a pf problem, but it's important for production firewall systems). Another is ipv6 fragments, although this was mostly fixed in a commit on 20110329 (released in 5.0), which unfortunately has not yet made its way to freebsd yet. A third is openbsd's poor ethernet hardware interrupt handling. Again, this has improved recently, but it's still lags seriously behind linux / freebsd. Having said that, it's still my least disfavoured stateful packet filtering system. Nick
Current thread:
- Re: Firewalls - Ease of Use and Maintenance?, (continued)
- Re: Firewalls - Ease of Use and Maintenance? Richard Kulawiec (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Alex Nderitu (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Joe Greco (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Richard Kulawiec (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Joe Greco (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? -Hammer- (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? -Hammer- (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Valdis . Kletnieks (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Joe Greco (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Alex Nderitu (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Richard Kulawiec (Nov 09)
- RE: Firewalls - Ease of Use and Maintenance? Nathan Eisenberg (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Jonathan Lassoff (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Nick Hilliard (Nov 09)
- RE: Firewalls - Ease of Use and Maintenance? Nathan Eisenberg (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? C. Jon Larsen (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Nick Hilliard (Nov 09)
- Re: Firewalls - Ease of Use and Maintenance? Jimmy Hess (Nov 10)
- Re: Firewalls - Ease of Use and Maintenance? -Hammer- (Nov 10)
- Re: Firewalls - Ease of Use and Maintenance? Richard Kulawiec (Nov 10)
- Re: Firewalls - Ease of Use and Maintenance? -Hammer- (Nov 10)
- Re: Firewalls - Ease of Use and Maintenance? Peter Kristolaitis (Nov 10)