Proxy, Security

Citrix Secure Gateway via https-only

René Jorissen on February 4, 2013 0 Comments • Tags: #address #citrix #gateway #http #https #ip #redirect #restriction #secure #unsecure

Configuring a Citrix Secure Gateway (CSG) server is simple, but provides a powerful solution to access resource from remote locations. CSG is an application installed on a DMZ server. Mostly I also configure the Citrix WebInterface on the same server. The CSG instance listens on TCP/443 and the WI instance listens on TCP/80. To improve … Read More

Configuration Example, Firewalling, Routing

NBAR and smart filtering

René Jorissen on February 15, 2011 2 Comments • Tags: #application #based #http #match #mime #nbar #network #protocol #recognition

NBAR (Network Based Application Recognition) is a cool Cisco tool to identify and classify content flowing through a router. You can identify applications as mission critical, business-related, non-critical or unwanted. Once these mission critical applications are classified they can be guaranteed a minimum amount of bandwidth, policy routed, and marked for preferential treatment. Non-critical applications … Read More

Proxy, Security

ISA 2006 Authentication over HTTP

René Jorissen on July 8, 2008 0 Comments • Tags: #12250 #2003 #2007 #403 #authenticate #block #code #error #exchange #forwarding #http #over #owa #proxy #requests #require #reverse

I implemented different ISA 2006 Reverse Proxy servers in conjunction with Microsoft Exchange 2003 or Windows Exchange 2007. Today I configured ISA 2006 with Exchange 2007. I configured the Reverse Proxy server as I did always. And the connection from outside the network works perfectly. On the internal Exchange server I configured Basic and Integrated … Read More