1
vote
1answer
38 views

Limit Connections Per IP Windows 2008 R2 x64

Hello I have been searching for a solution to this, what I want to accomplish is the ability for me to define firewall rules that will limit the amount of connections to certain ports from the same ...
0
votes
0answers
80 views

FreeBSD 10 IPFW IPv6

I'm struggling to allow IPv6 connections on my FreeBSD 10 server. I have a working IPv6 connection. But IPFW blocks all the IPv6 traffic. #!/bin/sh # # flush existing rules ipfw -q flush # allow ...
0
votes
0answers
32 views

Mac OS X Firewall isn't firewalling

Rather confused by the results I'm getting on a Mac OS X Server running 10.8. I have an app that is running a web server on port 8000, which I want to be visible only to localhost. This seems ...
0
votes
1answer
103 views

HTTPD dies on FreeBSD if multiple connenctions are open from same client

I've asked this question on StackOverflow, but nobody answered, until yesterday... and the answer was a suggestion... to ask this here :). So... can someone help me with this : I'm new in networking ...
1
vote
0answers
62 views

Restrict “open” ethernet traffic to OpenVPN Traffic only when on a certain network

I would like to set up a pf or ipfw firewall rule on my Mac OS X 10.8 notebooks so that all Traffic on wireless and cabled networks is restricted to calling "home" through OpenVPN when I'm not in the ...
1
vote
0answers
441 views

Local transparent proxy with ipfw and squid

I want to use a local transparent proxy to have a single place to enter the password to an office proxy. Basically, all the TCP packets sent to port 80 except the ones sent to specific subnet should ...
1
vote
3answers
321 views

Will dropping only SYN packets improve or decrease firewall performance?

I'm setting ipfw, and the following was suggested to me: If I make the rule only to drop SYN packets for TCP, no connection could be established and the firewall won't even have to look at other ...
1
vote
1answer
136 views

Recovering a server from being an open relay

One of our Mac Pro machines running Apache was inadvertently acting as a forward proxy with a public IP, after some organisation proxy rules changed. Consequently it was discovered by spammers and ...
0
votes
2answers
289 views

FreeBSD 4.7 missing IPFW - How do I install it?

I have two FreeBSD servers that are on 4.7. These are two older servers that were already configure and setup when I got here. Now that the original admins are gone, I've started looking a bit more at ...
0
votes
1answer
271 views

port forwarding to server outside dmz from one inside dmz

we are running mysql replication between a server outside dmz and one inside dmz, for this we need port forwarding. We have had it set up, but it recently stopped working. Just before we added a rule ...
2
votes
3answers
605 views

Mac OS X Firewall Configuration: what's the easiest way to do it?

On occasion I need to configure the firewall on OS X machines (10.5), and I've been trying to figure out the best (read: easy without sacrificing too much control) way to do it. So far it seems like ...