Configuration Example, Routing

Cisco DHCP server & VRF

René Jorissen on December 12, 2012 4 Comments • Tags: #cisco #class #connected #dhcp #excludedaddress #exclusion #ios #server #use #vrf

I had some issues while configuring some VRF’s on a Cisco router and using that router as a DHCP server. First of all the router wasn’t binding any DHCP request. The DHCP server configuration is defined below. ip dhcp pool guest vrf vrf-guest network 10.10.0.0 255.255.252.0 default-router 10.10.0.1 domain-name internet-only.nl dns-server 208.67.222.222 208.67.220.222 The configuration … Read More

Configuration Example, Switching

HP A4800G – DHCP relay

René Jorissen on June 29, 2012 0 Comments • Tags: #4800g #a4800g #dhcp #enable #hp #relay #server #servergroup

This article isn’t very difficult and spectacular. It is just for me as a quick note to configure DHCP relaying on a HP A4800G switch. The configuration of this type of switch is a little different compared to Cisco and/or legacy HP ProCurve switches. The following steps are required to configure DHCP relaying: <SW01>system-view System … Read More

Firewalling, Security

ISA Server 2006 array – renew certificate

René Jorissen on May 23, 2011 0 Comments • Tags: #2006 #array #authenticate #certificate #channel #configuration #encrypted #isa #renew #server #ssl #storage

When configuring a Microsoft ISA Server 2006 array you have two options for authentication and communication between the Microsoft ISA 2006 Configuration Storage Server and the array members. Windows Authentication: Choose this option if ISA server and the Configuration Storage server are in the same domain, or in different domains with a trust relationship between … Read More

Configuration Example, Security

Windows CA template – web server and private key export

René Jorissen on May 23, 2011 1 Comment • Tags: #ca #duplicate #export #grayed #key #out #private #server #template #web #windows

Creating a web server certificate request is very easy when using a Windows CA server. There is one disadvantage. The requested certificate is directly stored in the user store (by default) or the local computer store, if specified during the request. The disadvantage is that you cannot export the requested certificate including the private keys. … Read More

Proxy, Security

Problem running ISA en IAS on the same server

René Jorissen on March 19, 2010 3 Comments • Tags: #default #ias #isa #isaserverdefaultpolicy #policy #same #server

Today I had some problems running ISA 2004 en IAS on the same server. At the beginning the customer was running ISA 2000 and IAS on the same server without any problems. By incident, the customer was forced to upgrade his ISA. They had a 2004 license, so ISA 2004 it was. I noticed that … Read More

Proxy, Security

Citrix Terminal Server License Server problem

René Jorissen on November 27, 2009 1 Comment • Tags: #available #citrix #disconnected #license #mslicensing #problem #provide #registry #remote #server #session #terminal

One of our customers is using a Citrix NetScaler appliance for SSL VPN capabilities for remote users. I tried to start an application (RDP Client) through this SSL VPN solution, but I couldn’t succeed. I was able to login and I would see all the published applications, but when executing one, I received the following … Read More