When Mayweather is eating steak with Ryan, Ryan is talking with an empty fork in his hand. As he's in mid-conversation, the empty fork suddenly has meat on it.
The end-of-transmission screen from Admiral Forrest references the signal as relayed from Relay: Echo 1/Transponder 4. A Relay that hadn't been deployed yet.
When Ensign Mayweather is talking to First Officer Ryan, he gets up from his station and walks around it while trying to talk Ryan down. No officer would leave their post, even for a few feet during a hostile situation.