I've been receiving this message on my two appliances for a bit.  I know they're EOS/EOL and i still only use them for relay...no security services at all, no subscriptions, just straight up relay from a few internal multifunction machines.  On 9/30,...

It's a bittersweet day.  We've been using IronPorts since before Cisco acquired them.  We've decided to move on to a different security stack.  We currently have all incoming mail bypassing the ESA, and most outgoing, but we have a slew of internal d...

Hi - We're about to start a migration project from one on-prem exchange server to exchange online. Our outside contractor has decided that "hybrid-mode" was the path to go, so for many months we're going to have users on the on-prem server and in "th...

Hi - We currently have a slew of public facing email addresses that route to our internal mail server for agents to handle.  We're going to move this process to the salesforce cloud and were provided one-to-one new address to redirect to:  example Cu...

We currently host on premise with C190 appliances and are thinking about moving to the Cisco hosted cloud solution.  Does anyone have an estimate on which of the two deployment methods (cloud v on prem) are more widely deployed? thanks