Networking Firewalls

basic questions on iptables

I am running Centos 4.2 and trying to protect an FTP server on localhost with iptables. I have one remote user with pre...

5 comments posted 20yrs

posted by pmatulis

5 comments posted 20yrs posted by pmatulis

Is known IP-number filtering pretty much all that is needed for website security/vulnerability?

Sounds like a swell product to me... *Please note that this is a scan-only version. To remove spyware or viruses and ge...

24 comments posted 20yrs

posted by shiphen

24 comments posted 20yrs posted by shiphen

watchguard x500 loopback

I recently got a domain...www.mydomainname.com for discussion purposes. This domain points to the external public ip of...

5 comments posted 20yrs

posted by eugenio

5 comments posted 20yrs posted by eugenio

Checkpoint routing

Hi, A question to all guru's we have the following setup ----Internet-------Firewall/Gateway-----192.168.125.0/24------...

3 comments posted 20yrs

posted by Benjamin.House

3 comments posted 20yrs posted by Benjamin.House

Earthlink Firewall

I have a question about EarthLink's firewall. I am presently using Zone Alarm for my firewall protection. EarthLink has...

8 comments posted 20yrs

posted by johnfperry

8 comments posted 20yrs posted by johnfperry

einde raad hellkern worm

Beste, Wie kan me helpen? Ik krijg dagelijks min. 10 keer het onderstaand berichtje van een attack op mijn scherm,kaspe...

3 comments posted 20yrs

posted by esstefan

3 comments posted 20yrs posted by esstefan

PC-cillin IS 2006 and workgroup computers ...

I am more accustomed to Zone Alarm and Norton NIS. Where does one add the IP addresses of trusted PC's in the workgroup?...

1 comments posted 20yrs

posted by jf_reneX

1 comments posted 20yrs posted by jf_reneX

Printing from Optional port WatchGuard Firewall

I have a Watchguard Firebox III 500. Why can't I ping a printer with a jet direct card from the optional port to the tr...

28 comments posted 20yrs

posted by mis

28 comments posted 20yrs posted by mis

Can Zone Alarm hide/stealth more ports

When I run any of the firewall checks available online, I get the response that the main ports are hidden/invisible/ste...

1 comments posted 20yrs

posted by mh_london

1 comments posted 20yrs posted by mh_london

Network Restructuring (Network Design and Equipment)

This is the real commercial problem face by my company. Well, the reason I ask this problem is I salute and respect all...

3 comments posted 20yrs

posted by hunkgym

3 comments posted 20yrs posted by hunkgym

Netscreen 25 - transparent firewall

Hi, I'm trying to get my Netscreen 25 configured as a transparent firewall, but cannot get it to work. The way I wolud...

2 comments posted 20yrs

posted by deamen

2 comments posted 20yrs posted by deamen

Watchguard Firebox 5x blocking outgoing traffic.

I'm having a problem with out a Watchguard Firebox 5x blocking port 26 traffic going out. We've reconfigured SBS Exchan...

2 comments posted 20yrs

posted by gregbrainerd

2 comments posted 20yrs posted by gregbrainerd

firewall floods with...

good day everyone. recently i noticed a increase in my firewall logs - mostly with connections that are being dropped o...

4 comments posted 20yrs

posted by goooglethis

4 comments posted 20yrs posted by goooglethis

Moving configuration best way !!

Hello, I want to know the best way to change my configuration what i want to do is to create subinterfaces and at the m...

13 comments posted 20yrs

posted by tacticman

13 comments posted 20yrs posted by tacticman

Disable Zone Alarm Smart Defense Advisor??

I'm using Zone Alarm Pro Version 6.1.744.001with Windows 2000 Pro. I have set "Smart Defense Advisor" to "OFF" however...

13 comments posted 20yrs

posted by carnegie

13 comments posted 20yrs posted by carnegie