When U.S. military forces engage, they're usually working in concert with allies. The more entities that are involved and the more communications channels there are, the greater the chances they'll run into blackages. It's called interoperability — or a lack thereof. Joel Dolisy, the CIO of network analysis company Solarwinds, has come up with a three-point action plan for boosting military communications interoperability. Federal Drive with Tom Temin asked him, what are some of the challenges they're facing now?