Diffie-Hellman (DH) is a key exchange algorithm that allows two devices to establish a shared secret over an unsecured network without having…
Over the years I’ve written a number of how-to documents on the Cisco Community Forums. Here is a summary list…
Frequently I find myself trying to figure out how many seconds are in x hours or y days. These charts…
I’m currently managing a Cisco Communications Manager Server and a Cisco IOS Voice Gateway that is connected to the PST…
On November 5, 2018 Cisco published the following PSIRT with a summary of vulnerabilities in several of its products. I’m…
ISE has lots of Debug Logs. Understanding what is in these is crucial when troubleshooting the ISE System and ISE…
I have a remote office that uses Polycom IP Phones connected to 2960S switches. When I plug the phones into…
Around April 2018 Microsoft announced that on October 2, 2018 they would be discontinuing the Office 365 IP Address feed…
We recently purchased some ASAv licenses. Licensing them wasn’t the easiest process so I decided to document the process here.…