racks, edited the exchange blocks and CL5555 processors to accommodate the new ASA path, and “flashed” all of the cards in the system with Honeywell’s firmware.

The frequency of such upgrades depends upon the application. “We have some customers that refresh every five or six years,” notes Ochsner. And some stagger the upgrades so they are not replacing all of them at one time. They find it both cheaper and less disruptive to do it incrementally than to rip everything out all at once.

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