Exchange
Exchange Outlook Web Access is a wonderful feature, but directing users to access it on their own can be a patience testing proposal if you’re not using URL redirection. For example: you’ve installed Exchange 2010, configured all the appropriate roles, including the CAS (Client Access Server; responsible for
Infrastructure
To get the best performance out of VMware's iSCSI initiator it's a good idea to enable jumbo frames on the ESX hosts. First configure a new vSwitch dedicated to the iSCSI network and if you're doing this in the GUI delete the default port
Virtualization
Here's a tip if your ESX host freaks out and you happen to be storing a VMFS partition on the same volume as ESX: If an "upgrade" install doesn't fix the problem then do a clean install and on the page that shows how
Servers
Several of our customers recently purchased HP DL180 G6 servers. They are perfect (and economical) servers for iSCSI storage as they support up to 14 drives in a 2u form factor. We however ran into a logistical problem in the purchase as the servers ordered were a HP Smart Buy,
Microsoft
Woo Hoo! The floodgates are now open: starting today, you can officially purchase a retail copy of Windows 7 or an OEM version included with your new computer. Microsoft is coming out in full force with this release, which promises to be the most stable and thoroughly tested release ever.
Exchange
Secure communications in an Exchange enterprise messaging environment is critical. In Exchange 2007, Microsoft introduced the use of Unified Communications (UCC) or Subject Alternative Name (SAN) SSL certificates. These Secure Sockets Layer (SSL) certificates allow the secure use of multiple domain names with one certificate, with some certificate providers allowing
Cisco
Class Maps are referenced by Policy Maps, which are then applied to the external interface. VPN traffic is "pre-classified" before entering the external interface. The example below is based on 512 kbps bandwidth available for upload traffic. Create 2 class-maps like this: class-map match-any Priority_Packets match precedence
Microsoft
One of our IT support customers was complaining that their "sysvol" share on their Windows Server 2003 R2 domain controllers was not replicating content (updated group policies, login scripts, etc.). Upon initial examination, I ran across this error in the event logs: Event Type: Error Event Source: NtFrs
Networking
Another dumb mistake: installed VMware Server 1.8 on an Exchange 2007 SP1 server with the client access role installed. Instead of choosing the "custom" install option, as I usually do, I was in a hurry and chose "complete". Halfway through the install, I remembered why
Cisco
The Cisco NetPro forum is an excellent resource when searching for answers to Cisco specific issues. To my knowledge Google doesn't index these forums, but Cisco made a browser plug-in that adds a NetPro forum search option to your browser’s existing search bar. http://www.cisco.com/