Author: René Jorissen

René Jorissen works as Solution Architect for QMonkeys in the Netherlands. Network Infrastructures are the primary focus. René works with equipment of multiple vendors, like HPE Networks, FortiNet, SentinelOne, Phished, Holm Security, Microsoft services and many more. René is Aruba Certified Edge Expert (ACEX #26), Aruba Certified Mobility Expert (ACMX #438), Aruba Certified ClearPass Expert (ACCX #725), Aruba Certified Design Expert (ACDX #760), CCNP R&S, FCNSP and Certified Ethical Hacker (CEF) certified. You can follow René on Twitter and LinkedIn.

Other stuff...

Blogging from my iPhone

René Jorissen on November 17, 2009 • 0 Comments

From now on I can blog from my iPhone. I found a nice little app in the App Store called WordPress 2.0. With this app you can create and edit your posts, comments and pages. I see it as little version of Windows Live Writer. Ofcourse it isn’t the ideal way to write large and … Read More

Proxy

ISA 2006 Web Chaining

René Jorissen on November 16, 2009 • 0 Comments • Tags: #2006 #chaining #directly #internet #isa #proxy #rule #upstream #web #wizard

ISA Web Chaining rules define how traffic will be handled by the proxy server. Web request to specific destination can be handled in different ways by ISA: Retrieve directly from the destination / internet; Forward to an upstream proxy server; Redirect the request to a specific server / web page; The most popular use for … Read More

Other stuff...

Reset Nokia E71

René Jorissen on November 13, 2009 • 0 Comments • Tags: #e71 #hard #nokia #reset #soft

Are you having weird problems with your Nokia E71 that you didn’t have when you first got it? Maybe it is time to reset your phone. There are two ways of resetting, a soft and a hard reset. You should always backup your phone, before resetting it. Soft reset A soft reset only reboots your … Read More

Other stuff...

Nokia E71, XS4ALL and SIP

René Jorissen on November 13, 2009 • 0 Comments • Tags: #e71 #nokia #proxy #registrar #server #sip #xs4all

My Internet provider, XS4ALL, offers me the possibility to use a free SIP account. This is especially useful when travelling abroad. I can call to the Netherlands with the SIP accounts. This saves me a lot of money compared to calling with my regular cell phone. I often hard reset my phone, so all settings … Read More

Proxy

Active Directory: one account, two passwords

René Jorissen on November 11, 2009 • 1 Comment • Tags: #account #active #directory #isa #one #owa #password #passwords #radius #two

Lately I noticed something strange. I configured an ISA server as reverse proxy for OWA. The customer demanded the ability for users to change their password through OWA. I configured the OWA listener with LDAPS authentication against the Active Directory and enabled the option to select “I want to change my password after logging on” … Read More

Configuration Example, IDS / IPS

Upgrade CS MARS

René Jorissen on October 28, 2009 • 1 Comment • Tags: #436 #601 #605 #analysis #cisco #csmars #ips #monitoring #nfs #pnadmin #pnexp #pnimp #response #security #system #upgrade

A customer was running CS MARS with version 4.3.6. Lately the Cisco IPS sensor was upgraded to version 7.x. This version wasn’t supported anymore by CS MARS version 4.3.6. That is why the CS MARS needed to be upgraded to 6.x. I don’t have a lot of experience with CS MARS and I couldn’t find … Read More