0
votes
0answers
15 views

pfctl rules to only allow OpenVPN connection?

I'm trying to lock down my internet connection for privacy reasons and have signed up with a VPN provider who does no filtering (quite opposite to my ISP). The VPN provider supports OpenVPN via UDP on ...
0
votes
0answers
29 views

Set DSCP/TOS IPv4 header for certain packets

I'm trying to set the value of the DSCP/TOS field for certain outgoing packets (for example all ACK packets) for all applications. I've looked through the pfctl/pfconf.org and ipfw docs/manpages but ...
2
votes
3answers
1k views

Firewall on iPhone/iOS (ipfw or pf)

I want to run ipfw or pf on my iPhone -- or the equivalent. Seems simple, but I can't find anything that works. Device is jailbroken, looked very carefully through Cydia, and even through some of ...
2
votes
1answer
334 views

Configure ipfw to filter by ip range

I am a Linux user and very new to OSX. I have an OSX 10.7.5 "Lion" server that I am configuring as a webserver. I only have shell access. I am tryin to configure the firewall, but ipfw is quite ...
1
vote
2answers
1k views

How does Application Level Firewall work?

I'm a bit confused about OS X Mountain Lion's Application Level Firewall. I have enabled ALF (Application Level Firewall) in Settings -> Secuity & Privacy -> Firewall and have some rules for some ...
4
votes
1answer
5k views

Is ipfw available in Mountain Lion?

Is ipfw available in Mountain Lion? The reason for asking is that they introduced pf in Lion, but kept ipfw, however there is a chance that ipfw would eventually be removed. I found this: Can I use ...
0
votes
1answer
730 views

How to create OS X Server Admin firewall rules using ip address groups by command line?

The (Lion) Server Admin.app has a nice ability to apply firewall rules to ip address groups without having to edit ipfw config files. But having to enter large and long lists of IP addresses using ...
3
votes
4answers
3k views

How do I use ipfw to allow LAN access but deny Internet access?

How can I use ipfw (or another tool, if one is available) to allow unlimited access between computers on my LAN, but not allow access to the Internet? (The IPs on my local LAN are 192.168.0.xxx)
2
votes
1answer
1k views

Is ipfw the same as pf in FreeBSD?

I'm wondering if references referring to pf in FreeBSD are applicable to ipfw in Mac OS X Snow Leopard? I'd like to know to see if it's worthwhile to consult books on pf for use with Mac OS.