7.17.2.4 Removing a Request Reply from a Text Message...................................79
7.17.2.5 Appending a Priority Status and a Reply Request to a Text Message.... 79
7.17.2.6 Removing a Priority Status and a Reply Request from a Text
Message............................................................................................................79
7.17.2.7 Receiving a Text Message.......................................................................80
7.17.2.8 Viewing a Text Message from the Inbox.................................................. 80
7.17.2.9 Replying to a Received Text Message.....................................................81
7.17.2.10 Sent Text Messages.............................................................................. 81
7.17.2.11 Deleting a Text Message....................................................................... 82
7.17.2.12 Deleting All Text Messages....................................................................82
7.18 ASTRO 25 Advanced Messaging Solution.......................................................................... 83
7.18.1 Two-Factor Authentication..................................................................................... 83
7.18.1.1 Logging in using the Two-Factor Authentication...................................... 83
7.18.1.2 Logging out of Two-Factor Authentication............................................... 84
7.18.2 Sending a Query.................................................................................................... 85
7.18.3 Receiving a Query................................................................................................. 86
7.19 Secure Operations...............................................................................................................86
7.19.1 Selecting Secure Transmissions............................................................................86
7.19.2 Selecting Clear Transmissions ............................................................................. 86
7.19.3 Managing Encryption............................................................................................. 87
7.19.3.1 Loading Encryption Keys......................................................................... 87
7.19.3.2 Multikey Feature.......................................................................................87
7.19.3.3 Selecting Encryption Keys....................................................................... 88
7.19.3.4 Selecting Keysets.....................................................................................88
7.19.3.5 Erasing Encryption Keys.......................................................................... 88
7.19.3.6 Requesting an Over-the-Air Rekey.......................................................... 89
7.19.3.7 MDC OTAR (Conventional Only)............................................................. 90
7.19.3.8 Infinite UKEK Retention........................................................................... 90
7.19.3.9 Hear Clear................................................................................................90
7.20 Radio Inhibit.........................................................................................................................91
7.21 Location .............................................................................................................................. 91
7.21.1 Outdoor Location Feature...................................................................................... 91
7.21.2 Location Format..................................................................................................... 92
7.21.3 MGRS Coordinates................................................................................................92
7.21.4 Accessing the Outdoor Location Feature...............................................................92
7.21.5 Selecting Location Format..................................................................................... 93
7.21.6 Saving a Waypoint................................................................................................. 93
7.21.7 Viewing a Saved Waypoint.................................................................................... 94
7.21.8 Deleting a Single Saved Waypoint.........................................................................94
7.21.9 Deleting All Saved Waypoints................................................................................95
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