What is the most stable OS for the cisco 4402 WLAN controller?

We are in the middle of planning a DR site for our Hq office. One of the requirements is to be able to allow Internet based users who are accessing our DR site web server, access to our HQ network via a publicly routable IP. Over 90% of the traffic ...

I have 2-3845 routers, 2-4948 switches, and 2-5520 ASAs and want to design a fully redundant DR site with this equipment. I have a topology designed but I'm not an ASA expert and want to know if the ASAs can be used with the equipment listed above t...

When users miss a call on their ephone they click on the directory button to see missed calls and then click on the call that they missed. But when they click on the missed call and hit dial the ephone does not know to add a "9" to dialout so the us...

I want to customize my CUE-AIM auto attendant greetings. What is the easiest way to convert files into 8bit .wav format? I tried audacity but it only starts at 16bit encoding.TY