Mail relaying, Other stuff..., Proxy
PDA Active Sync – Invalid Certificate
The usage of Pocket PCs (PDAs) becomes more and more a default feature for business. The last months I have installed quit some Windows ISA 2006 servers for Reverse Proxy purposes. I have installed them normally for webmail only, but lately I have added the Microsoft Active Sync feature. The Pocket PCs connect to the … Read More
Another colleague starts blogging again
Yep, there is another one. His name is Ivo Beerens. Ivo is another VMWare consultant at Ictivity. His blog contains post many categories, but is mostly related to VMWare. His blog can be found at IvoBeerens.eu. A couple of outtakes from his blog: directly access a VDM Connection Server by using the hostname of the … Read More
Juniper SA publish custom ICA
I have deployed more Juniper SA 2000 appliance and in overall I am pleased with the working of the appliance. Sometimes we have minor problems when publishing ICA sessions through the appliance. My colleagues have customers with connection problems, where suddenly the ICA sessions get disconnected and we cannot find the cause of these disconnects. … Read More
Configuration Example, Firewalling
Cisco IOS Authentication Proxy
Today I have been playing a little with my router at home. I was looking at different websites and stumbled on a Cisco website about Cisco IOS Firewall Authentication Proxy. So I thought by myself, lets give it a try. Cisco IOS Authentication Proxy is a feature with the following discription: “The Cisco IOS Firewall … Read More
Change ESX host IP address
Monday I had to migrate an existing network. I added more VLAN’s to the network for segmentation and breaking the broadcast domain. I introduced a regular VLAN, a VoIP VLAN and a management VLAN. So far no problem. The customer is using Cisco Catalyst 3750G and Cisco Catalyst 3560 switches with PoE. I configured the … Read More
WebMarshal performance problems
One of our customers is using WebMarshal for HTTP/HTTPS URL filtering and content scanning. The WebMarshall software is installed on two Microsoft ISA 2003 servers. These ISA servers are behind a Cisco Content Switch for load-balancing and redundancy purposes. The problem with the WebMarshal is the PERFORMANCE. Internet browsing with the WebMarshal as proxy just … Read More