Security Basics mailing list archives
Re: How to detect whether firewall service is provided by server or by ISP?
From: TAS <p0wnsauc3 () gmail com>
Date: Thu, 16 Sep 2010 22:18:40 +0530
Offcourse, if you are curious to know run wireshark and see what device is responding to your nmap scan. This is the best way to verify the and clear confusion too. Hope this helps Cheers TAS On Sep 16, 2010, at 16:53, martin <m4rtin86 () gmail com> wrote:
I have two servers behind different networks. First network is protected with firewall provided by the router and there is no firewall in the server: [root@martin ~]# nmap --reason -n -PN -p445 192.168.217.73 Starting Nmap 5.00 ( http://nmap.org ) at 2010-09-16 13:57 EEST Interesting ports on 192.168.217.73: PORT STATE SERVICE REASON 445/tcp filtered microsoft-ds no-response Nmap done: 1 IP address (1 host up) scanned in 2.15 seconds [root@martint ~]# The other server is in the second network and there is no firewall service provided by the router, but firewall is activated in the server: [root@martin ~]# nmap --reason -n -PN -p9731 192.168.13.19 Starting Nmap 5.00 ( http://nmap.org ) at 2010-09-16 13:56 EEST Interesting ports on 192.168.13.19: PORT STATE SERVICE REASON 9731/tcp filtered unknown no-response Nmap done: 1 IP address (1 host up) scanned in 2.15 seconds [root@martin ~]# Is there somehow possibility to detect, whether firewall is active in the server or in the router? ------------------------------------------------------------------------ Securing Apache Web Server with thawte Digital Certificate In this guide we examine the importance of Apache-SSL and who needs an SSL certificate. We look at how SSL works, how it benefits your company and how your customers can tell if a site is secure. You will find out how to test, purchase, install and use a thawte Digital Certificate on your Apache web server. Throughout, best practices for set-up are highlighted to help you ensure efficient ongoing management of your encryption keys and digital certificates. http://www.dinclinx.com/Redirect.aspx?36;4175;25;1371;0;5;946;e13b6be442f727d1 ------------------------------------------------------------------------
------------------------------------------------------------------------ Securing Apache Web Server with thawte Digital Certificate In this guide we examine the importance of Apache-SSL and who needs an SSL certificate. We look at how SSL works, how it benefits your company and how your customers can tell if a site is secure. You will find out how to test, purchase, install and use a thawte Digital Certificate on your Apache web server. Throughout, best practices for set-up are highlighted to help you ensure efficient ongoing management of your encryption keys and digital certificates. http://www.dinclinx.com/Redirect.aspx?36;4175;25;1371;0;5;946;e13b6be442f727d1 ------------------------------------------------------------------------
Current thread:
- How to detect whether firewall service is provided by server or by ISP? martin (Sep 16)
- Re: How to detect whether firewall service is provided by server or by ISP? TAS (Sep 16)
- Re: How to detect whether firewall service is provided by server or by ISP? Ansgar Wiechers (Sep 17)
- Re: How to detect whether firewall service is provided by server or by ISP? Paul Johnston (Sep 17)
- Re: How to detect whether firewall service is provided by server or by ISP? Nikhil Wagholikar (Sep 17)
- RE: How to detect whether firewall service is provided by server or by ISP? Demetris Papapetrou (Sep 20)
- Re: How to detect whether firewall service is provided by server or by ISP? TAS (Sep 16)