1. CY 141618202224262830 Segment 1 Phase 1 Tower Services Initial En Route Services Departure Clearances (DCL) Transfer of Communications Initial Check-In Altimeter Settings Altitudes Airborne Reroutes Controller Initiated Routes (Limited) Direct-to-Fix (Limited) Crossing Restrictions (Limited) Data Comm Services Strategy Data Comm Routine Communications Segment 2 Advanced Services 4D Trajectories, Dynamic RNP, Adv Flt Int Mgt w/ATC winds, D-TAXI IOC Full En Route Services Tailored Arrivals (Limited) Holding Instructions (Limited) Advisory Messages (Limited) Speed and Headings Beacon Codes (Limited) Stuck Microphone Controller Initiated Routes (Full) Direct-to-Fix (Full) Crossing Restrictions (Full) Segment 1 Phase 2 En Route Services

2. 1. Transfer of Communications Service Initial S1P2  Includes ICAO facility ID and specified frequency Full S1P2  Adds constraints of time and position to the Contact and Monitor messages 2 Full S1P2 UplinksFull S1P2 Downlinks UM118 AT [position] CONTACT [icaounitname] [frequency] UM119 AT [time] CONTACT [icaounitname] [frequency] UM121 AT [position] MONITOR [icaounitname] [frequency] UM122 AT [time] MONITOR [icaounitname] [frequency] Initial S1P2 UplinksInitial S1P2 Downlinks UM117 CONTACT [icaounitname] [frequency] DM0 WILCO UM120 MONITOR [icaounitname] [frequency] DM1 UNABLE DM2 STANDBY DM20 REQUEST VOICE CONTACT

3. 2. Initial Check-In Service Initial S1P2  Constrained to single altitude value altitude assignments Full S1P2  Adds downlink altitude assignments that can be a block altitude 3 Full S1P2 UplinksFull S1P2 Downlinks DM77 ASSIGNED BLOCK [altitude] TO [altitude] - where Altitude can be a block altitude Initial S1P2 UplinksInitial S1P2 Downlinks UM135 CONFIRM ASSIGNED ALTITUDE DM38 ASSIGNED ALTITUDE [altitude]

4. 3. Airborne Reroutes Service Initial S1P2  Includes a route clearance defined by position or named procedure and clarifying text Full S1P2  Expands route clearance to include a named procedure at a position 4 Full S1P2 UplinksFull S1P2 Downlinks UM84 AT [position] CLEARED [procedurename] Initial S1P2 UplinksInitial S1P2 Downlinks UM79 CLEARED TO [position] VIA [routeclearance] DM0 WILCO UM80 CLEARED [routeclearance]DM1 UNABLE UM83 AT [position] CLEARED [routeclearance] DM2 STANDBY UM169 [free text]DM3 ROGER UM81 CLEARED [procedurename]DM65 DUE TO WEATHER DM66 DUE TO AIRCRAFT PERFORMANCE

5. 4. Altimeter Service Initial S1P2  The service is completely implemented in Initial S1P2 5 Initial S1P2 UplinksInitial S1P2 Downlinks UM153 ALTIMETER [altimeter]DM3 ROGER UM169 [free text]

6. 5. Altitudes Services Initial S1P2  Limited single value altitude messages (e.g., climb, maintain, descend) Full S1P2  Adds uplinks related to immediate stops, reporting of altitudes; expands uplink parameters (e.g. block altitudes, descent rates); and adds altitude related pilot requests

7. 5. Altitudes Services 7 Initial S1P2 Uplinks UM19 MAINTAIN [altitude] UM38 IMMEDIATELY CLIMB TO [altitude] UM20 CLIMB TO AND MAINTAIN [altitude] UM39 IMMEDIATELY DESCEND TO [altitude] UM23 DESCEND TO AND MAINTAIN [altitude] UM166 DUE TO TRAFFIC UM36 EXPEDITE CLIMB TO [altitude] UM167 DUE to AIRSPACE RESTRICTION UM37 EXPEDITE DESCENT TO [altitude] UM169 [free text] UM177 AT PILOTS DISCRETION Full S1P2 Uplinks UM26 CLIMB TO REACH [altitude] BY [time] UM41 IMMEDIATELY STOP DESCENT AT [altitude] UM27 CLIMB TO REACH [altitude] BY [position] UM128 REPORT LEAVING [altitude] UM28 DESCEND TO REACH [altitude] BY [time] UM129 REPORT LEVEL [altitude] UM29 DESCEND TO REACH [altitude] BY [position] UM133 CONFIRM ALTITUDE UM30 MAINTAIN BLOCK [altitude] TO [altitude] UM173 DESCEND AT [vertical rate] MINIMUM UM31 CLIMB TO AND MAINTAIN BLOCK [altitude] TO [altitude] UM174 DESCEND AT [vertical rate] MAXIMUM UM32 DESCEND TO AND MAINTAIN BLOCK [altitude] TO [altitude] UM175 REPORT REACHING [altitude] UM33 CRUISE [altitude]UM180 REPORT REACHING BLOCK [altitude] TO [altitude] UM40 IMMEDIATELY STOP CLIMB AT [altitude] Initial S1P2 Downlinks DM0 WILCODM65 DUE TO WEATHER DM1 UNABLEDM66 DUE TO AIRCRAFT PERFORMANCE DM2 STANDBY Full S1P2 Downlinks DM6 REQUEST [altitude] DM7 REQUEST BLOCK [altitude] TO [altitude] DM9 REQUEST CLIMB TO [altitude] DM10 REQUEST DESCENT TO [altitude] DM32 PRESENT ALTITUDE [altitude] DM37 LEVEL [altitude] DM76 REACHING BLOCK [altitude] TO [altitude] DM77 ASSIGNED BLOCK [altitude] TO [altitude]

8. 6. Controller Initiated Routes Service Initial S1P2  Includes uplinks including proceed direct to position, route clearance, or procedure, and related cause (traffic, airspace restriction)  Entry via keyboard entry from the R and RA positions  Entry via route menu from RA position Full S1P2  Adds uplinks including proceed back on route, rejoin route by time/position, holding at position, report back on route  Adds downlinks for pilot to request procedure name, request route clearance, and report back on route  Entry via Trackball entry from the R and RA positions RA entry is via the Graphic Plan Display  Entry via Route menu from R position 8

9. 6. Controller Initiated Routes Service Initial S1P2 UplinksInitial S1P2 Downlinks UM74 PROCEED DIRECT TO [position] DM0 WILCO UM79 CLEARED TO [position] VIA [routeclearance] DM1 UNABLE UM80 CLEARED [routeclearance]DM2 STANDBY UM81 CLEARED [procedurename]DM22 REQUEST DIRECT TO [position] UM83 AT [position] CLEARED [routeclearance] DM40 ASSIGNED ROUTE [routeclearance] UM137 CONFIRM ASSIGNED ROUTE DM65 DUE TO WEATHER UM166 DUE TO TRAFFICDM66 DUE TO AIRCRAFT PERFORMANCE UM167 DUE TO AIRSPACE RESTRICTION UM169 [free text] 9 Full S1P2 Uplinks UM67 PROCEED BACK ON ROUTE UM68 REJOIN ROUTE BY [position] UM69 REJOIN ROUTE BY [time] UM71 EXPECT BACK ON ROUTE BY [time] UM72 RESUME OWN NAVIGATION UM75 WHEN ABLE PROCEED DIRECT TO [position] UM76 AT [time] PROCEED DIRECT TO [position] UM82 CLEARED TO DEVIATE UP TO [distanceoffset][direction] OF ROUTE UM84 AT [position] CLEARED [procedurename] UM127 REPORT BACK ON ROUTE Full S1P2 Downlinks DM23 REQUEST [procedure name] DM24 REQUEST [routeclearance] DM25 REQUEST CLEARANCE DM41 BACK ON ROUTE

10. 7. Direct to Fix Service Initial S1P2  Includes clearance to proceed direct to a specified position and downlink request to proceed direct  Direct-to-fix entry from keyboard Full S1P2  Adds uplinks including at position/altitude proceed direct to a position  Entry via trackball entry/data block (R position) or route menu (R and RA positions) 10 Initial S1P2 UplinksInitial S1P2 Downlinks UM74 PROCEED DIRECT TO [position] DM0 WILCO UM0 UNABLE (note - response to DM22 as per GOLD) DM1 UNABLE DM2 STANDBY DM22 REQUEST DIRECT TO [position] Full S1P2 UplinksFull S1P2 Downlinks UM77 AT [position] PROCEED DIRECT TO [position] UM78 AT [altitude] PROCEED DIRECT TO [position] UM96 FLY PRESENT HEADINGS (note - response to DM22 as per GOLD)

11. 8. Holding Instructions Service Initial S1P2  Holding Instructions service is NOT provided Full S1P2 (Limited)  Adds uplink to hold at a position  Leverages other messages contained in other services (e.g., controller initiated routes) 11 Full S1P2 UplinksFull S1P2 Downlinks UM92 HOLD AT [position] AS PUBLISHED MAINTAIN [altitude] UM93 EXPECT FURTHER CLEARANCE AT [time]

12. 9. Crossing Restrictions Service Initial S1P2  Limited crossing restrictions at a specific fix, at a specific altitude with or without a specific speed  Entry of named fixes via the keyboard at the R- and RA positions  A menu based capability is needed for the entry of crossing restrictions. These would be preset restrictions, defined in adaptation Full S1P2  Adds ability to instruct an aircraft to cross a specific fix at a specific time  FLM will be able to define these preset restrictions  Controller will be able to enter a crossing a point that is a point in space (lat/long) rather than a named fix  R-Position will have the option of entering crossing restrictions via the trackball or data block interaction. 12

13. 9. Crossing Restrictions Service Initial S1P2 UplinksInitial S1P2 Downlinks UM49 CROSS [position] AT AND MAINTAIN [altitude] DM0 WILCO UM61 CROSS [position] AT AND MAINTAIN [altitude] AT [speed] DM1 UNABLE DM2 STANDBY Full S1P2 UplinksFull S1P2 Downlink UM46 CROSS [position] AT [altitude] UM47 CROSS [position] AT OR ABOVE [altitude] UM48 CROSS [position] AT OR BELOW [altitude] UM50 CROSS [position] BETWEEN [altitude] AND [altitude] UM51 CROSS [position] AT [time] UM55 CROSS [position] AT [speed] UM56 CROSS [position] AT OR LESS THAN [speed] UM57 CROSS [position] AT OR GREATER THAN [speed] UM62 AT [time] CROSS [position] AT AND MAINTAIN [altitude] UM63 AT [time] CROSS [position] AT AND MAINTAIN [altitude] AT [speed] 13

14. 10. Tailored Arrival Service Initial S1P2  Tailored arrival service is NOT provided Full S1P2 (Limited)  Controller ability to enable an efficient descent with a clearance for specified routing and descent profile. 14 Full S1P2 UplinksFull S1P2 Downlinks UM19 MAINTAIN [altitude] UM79 CLEARED TO [position] VIA [routeclearance] UM80 CLEARED [routeclearance] UM81 CLEARED [procedurename] UM83 AT [position] CLEARED [routeclearance] UM84 AT [position] CLEARED [procedurename] UM169 [free text]

15. 11. Advisory Services Initial S1P2  Advisory service is NOT provided Full S1P2 (Limited)  Used to convey information to a pilot but controller is not expecting a response  Leverages S1P2 UM169 [free text] message for sending advisory messages 15 Full S1P2 UplinksFull S1P2 Downlinks UM169 [free text]

16. 12. Speeds Service Initial S1P2  Speeds service is NOT provided Full S1P2 (Limited)  Enables controller to request to maintain, increase, reduce or confirm speed  Allows pilot initiated downlink for speed 16 Full S1P2 Uplinks UM106 MAINTAIN [speed]UM113 REDUCE SPEED TO [speed] UM107 MAINTAIN PRESENT SPEEDUM114 REDUCE SPEED TO [speed] OR LESS UM108 MAINTAIN [speed] OR GREATERUM115 DO NOT EXCEED [speed] UM109 MAINTAIN [speed] OR LESSUM116 RESUME NORMAL SPEED UM111 INCREASE SPEED TO [speed]UM134 CONFIRM SPEED UM112 INCREASE SPEED TO [speed] OR GREATER UM136 CONFIRM ASSIGNED SPEED Full S1P2 Downlinks DM18 REQUEST [speed] DM34 PRESENT SPEED [speed] DM39 ASSIGNED SPEED [speed]

17. 13. Headings Service Initial S1P2  Headings service NOT provided Full S1P2 (Full)  Enable controller to create and uplink a heading to an aircraft; will automatically update 4 th line of data block 17 Full S1P2 UplinksFull S1P2 Downlinks UM68 REJOIN ROUTE BY [position]DM26 REQUEST WEATHER DEVIATION TO [position] VIA [routeclearance] UM94 TURN [direction] HEADING [degrees]DM27 REQUEST WEATHER DEVIATION UP TO [distanceoffset] [direction] OF ROUTE UM96 FLY PRESENT HEADINGDM35 PRESENT HEADING [degrees] UM97 AT [position] FLY HEADING [degrees]DM70 REQUEST HEADING [degrees] UM98 IMMEDIATELY TURN [direction] HEADING [degrees] UM145 CONFIRM HEADING UM0 UNABLE (Note - Allowed response to DM26-27 as per GOLD)

18. 14. Beacon Codes Service Initial S1P2  Beacon Codes service is NOT provided Full S1P2 (Limited)  Automation will populate the assigned beacon code in the UM123 for controller uplink  Beacon Code is editable in the event the controller needs to change it. 18 Full S1P2 UplinksFull S1P2 Downlinks UM123 SQUAWK [beaconcode] DM47 SQUAWKING [beaconcode] UM179 SQUAWK IDENT

19. 15. Stuck Microphone Service Initial S1P2  Stuck Microphone service is NOT provided Full S1P2 (Limited)  Provide the ability to uplink a message instructing pilots of Data Comm equipped aircraft to check their microphone 19 Full S1P2 UplinksFull S1P2 Downlinks UM169 [free text]

20. 16. Other Messages A.Generic Service Messages B.System/Error Messages C.Emergency Messages 20

21. 16 A. Generic Service Messages Full S1P2 UplinksFull S1P2 Downlinks UM165 THEN 21 Initial S1P2 Uplinks Initial S1P2 Downlinks UM0 UNABLEDM65 DUE TO WEATHER UM1 STANDBYDM66 DUE TO AIRCRAFT PERFORMANCE UM3 ROGER UM4 AFFIRM UM5 NEGATIVE Initial S1P2  General controller response messages  Allows pilot clarification of response due to weather or aircraft performance Full S1P2  Adds controller ability to uplink “THEN”

22. 16 B. System/Error Messages Initial S1P2  Provides all necessary messages Full S1P2  No changes 22 Initial S1P2 UplinksInitial S1P2 Downlinks Um159 ERROR [errorinformation]DM62 ERROR [errorinformation] UM160 NEXT DATA AUTHORITY [icaofacilitydesignation] DM63 NOT CURRENT DATA AUTHORITY UM161 END SERVICEDM64 [icaofacilitydesignation] UM162 SERVICE UNAVAILABLEDM65 DUE TO WEATHER UM163 system message ([icaofacilitydesignation] [tp4Table]) DM66 DUE TO AIRCRAFT PERFORMANCE UM178 [trackdetailmsg-deleted]DM67 [free text] DM68 [free text]

23. 16 C. Emergency Messages Initial S1P2  Provides all necessary messages* Full S1P2  No changes 23 Initial S1P2 UplinksInitial S1P2 Downlinks UM131 REPORT REMAINING FUEL AND PERSONS ON BOARDDM47 SQUAWKING [beaconcode] (if beaconcode is emergency code 7500, 7600, or 7700, then emergency session is created) DM55 PAN PAN PAN DM56 MAYDAY MAYDAY MAYDAY DM57 [remainingfuel] OF FUEL REMAINING AND [remainingsouls] SOULS ON BOARD DM58 CANCEL EMERGENCY DM59 DIVERTING TO [position] VIA [routeclearance] DM60 OFFSETTING [distanceoffset] [direction] OF ROUTE DM61 DESCENDING TO [altitude] DM80 DEVIATING UP TO [distancepoffset] [direction] OF ROUTE * When an emergency session exists, all downlinks (including those not supported in S1) are accepted and message content will be displayed at a designated position(s)

24. | 24 | FANS 1/A (+) messages NOT RECOMMENDED for Segment 1

25. Overview The following slides identify specific messages for a particular service that are not recommended for Segment 1* These messages remain candidates for service expansion in Segment 2 25 *Note: When an emergency session exists, all downlinks (including those not supported in S1) are accepted and message content will be displayed at a designated position(s)

26. 1. Transfer of Communications Service: Messages Not Applicable for Segment 1 UplinkDownlink DM21 REQUEST VOICE CONTACT [frequency] DM89 MONITORING [unit name] [frequency] 26

27. 2. Initial Check In Service: Messages Not Applicable for Segment 1 UplinkDownlink DM74 MAINTAIN OWN SEPARATION AND VMC DM79 ATIS [atis code] 27

28. 3. ABRR Service Messages Not Applicable for Segment 1 UplinkDownlink UM99 EXPECT [procedure name] 28

29. 5. Altitudes Service: Messages Not Applicable for Segment 1 (1/2) Uplink Messages UM6 EXPECT [altitude]UM 16 AT [position] EXPECT DESCENT TO [altitude] UM148 WHEN CAN YOU ACCEPT [altitude] UM7 EXPECT CLIMB AT [time]UM17 AT [time] EXPECT CRUISE CLIMB TO [altitude] UM149 CAN YOU ACCEPT [altitude] AT [position] UM8 EXPECT CLIMB AT [position]UM18 AT [position] EXPECT CRUISE CLIMB TO [altitude] UM150 CAN YOU ACCEPT [altitude] AT [time] UM9 EXPECT DESCENT AT [time]UM21 AT [time] CLIMB TO AND MAINTAIN [altitude] UM171 CLIMB AT [vertical rate] MINIMUM UM10 EXPECT DESCENT AT [position]UM22 AT [position] CLIMB TO AND MAINTAIN [altitude] UM172 CLIMB AT [vertical rate] MAXIMUM UM11 EXPECT CRUISE CLIMB AT [time]UM24 AT [time] DESCEND TO AND MAINTAIN [altitude] UM181 REPORT DISTANCE [to/from] [position] UM12 EXPECT CRUISE CLIMB AT [position]UM25 AT [position] DESCEND TO AND MAINTAIN [altitude] UM13 AT [time] EXPECT CLIMB TO [altitude]UM34 CRUISE CLIMB TO [altitude] UM14 AT [position] EXPECT CLIMB TO [altitude]UM35 CRUISE CLIMB ABOVE [altitude] UM15 AT [time] EXPECT DESCENT TO [altitude] 29

30. 5. Altitudes Service: Messages Not Applicable for Segment 1 (2/2) Downlink Messages DM8 REQUEST CRUISE CLIMB TO [altitude]DM52 WHEN CAN WE EXPECT LOWER ALTITUDE DM11 AT [position] REQUEST CLIMB TO [altitude]DM53 WHEN CAN WE EXPECT HIGHER ALTITUDE DM12 AT [position] REQUEST DESCENT TO [altitude]DM54 WHEN CAN WE EXPECT CRUISE CLIMB TO [altitude] DM13 AT [time] REQUEST CLIMB TO [altitude]DM69 REQUEST VMC DESCENT DM14 AT [time] REQUEST DESCENT TO [altitude]DM72 REACHING [altitude] DM28 LEAVING [altitude] DM29 CLIMBING TO [altitude] DM30 DESCENDING TO [altitude] 30

31. 6. Controller Initiated Routes Service: Messages Not Applicable for Segment 1 UplinkDownlink UM70 EXPECT BACK ON ROUTE BY [position]DM31 PASSING [position] UM85 EXPECT [routeclearance]DM33 PRESENT POSITION [position] UM86 AT [position] EXPECT [routeclearance]DM40 ASSIGNED ROUTE [routeclearance] UM130 REPORT PASSING [position]DM42 NEXT WAYPOINT [position] UM132 CONFIRM POSITIONDM43 NEXT WAYPOINT ETA [time] UM137 CONFIRM ASSIGNED ROUTEDM44 ENSUING WAYPOINT [position] UM138 CONFIRM TIME OVER REPORTED WAYPOINTDM45 REPORTED WAYPOINT [position] UM139 CONFIRM REPORTED WAYPOINTDM46 REPORTED WAYPOINT [time] UM140 CONFIRM NEXT WAYPOINT UM141 CONFIRM NEXT WAYPOINT ETADM48 POSITION REPORT [positionreport] UM142 CONFIRM ENSUING WAYPOINTDM51 WHEN CAN WE EXPECT BACK ON ROUTE UM146 CONFIRM GROUND TRACK UM147 REQUEST POSITION REPORT 31

32. 7. Direct to Fix Service: Messages Not Applicable for Segment 1 UplinkDownlink UM87 EXPECT DIRECT TO [position] UM88 AT [position] EXPECT DIRECT TO [position] UM89 AT [time] EXPECT DIRECT TO [position] UM90 AT [altitude] EXPECT DIRECT TO [position] 32

33. 8. Holding Instructions Service Messages Not Applicable for Segment 1 33 UplinkDownlink UM91 HOLD AT [position] MAINTAIN [altitude] INBOUND TRACK [degrees] [direction] TURNS [leg type]

34. 9. Crossing Restrictions Service: Messages Not Applicable for Segment 1 UplinkDownlink UM42 EXPECT TO CROSS [position] AT [altitude] UM43 EXPECT TO CROSS [position] AT OR ABOVE [altitude] UM44 EXPECT TO CROSS [position] AT OR BELOW [altitude] UM45 EXPECT TO CROSS [position] AT AND MAINTAIN [altitude] UM52 CROSS [position] AT OR BEFORE [time] UM53 CROSS [position] AT OR AFTER [time] UM54 CROSS [position] BETWEEN [time] AND [time] UM58 CROSS [position] AT [time] AT [altitude] UM59 CROSS [position] AT OR BEFORE [time] AT [altitude] UM60 CROSS [position] AT OR AFTER [time] AT [altitude] 34

35. 10. Tailored Arrivals Service: Messages Not Applicable for Segment 1 UplinkDownlink none 35

36. 11. Advisory Service: Messages Not Applicable for Segment 1 UplinkDownlink UM154 RADAR SERVICE TERMINATED UM155 RADAR CONTACT [position] UM156 RADAR CONTACT LOST UM158 ATIS [atis code] UM182 CONFIRM ATIS CODE 36

37. 12. Speeds Service: Messages Not Applicable for Segment 1 UplinkDownlink UM100 AT [time] EXPECT [speed]DM19 REQUEST [speed] TO [speed] UM101 AT [position] EXPECT [speed]DM49 WHEN CAN WE EXPECT [speed] UM102 AT [altitude] EXPECT [speed]DM50 WHEN CAN WE EXPECT [speed] TO [speed] UM103 AT [time] EXPECT [speed] TO [speed] UM104 AT [position] EXPECT [speed] TO [speed] UM105 AT [altitude] EXPECT [speed] TO [speed] UM110 MAINTAIN [speed] TO [speed] UM151 WHEN CAN YOU ACCEPT [speed] 37

38. 13. Headings Service: Messages Not Applicable for Segment 1 UplinkDownlink UM64 OFFSET [distanceoffset] [direction] OF ROUTEDM15 REQUEST OFFSET [distanceoffset] [direction] OF ROUTE UM65 AT [position] OFFSET [distanceoffset] [direction] OF ROUTE DM16 AT [position] REQUEST OFFSET [distanceoffset] [direction] OF ROUTE UM66 AT [time] OFFSET [distanceoffset] [direction] OF ROUTE DM17 AT [time] REQUEST OFFSET [distanceoffset] [direction] OF ROUTE UM95 TURN [direction] GROUND TRACK [degrees]DM36 PRESENT GROUND TRACK [degrees] UM152 WHEN CAN YOU ACCEPT [distanceoffset] [direction] OFFSET DM71 REQUEST GROUND TRACK [degrees] 38

39. 14. Beacon Codes Service: Messages Not Applicable for Segment 1 UplinkDownlink UM124 STOP SQUAWK UM125 SQUAWK ALTITUDE UM126 STOP ALTITUDE SQUAWK UM144 CONFIRM SQUAWK 39

40. 15. Stuck Microphone Service: Messages Not Applicable for Segment 1 UplinkDownlink UM157 CHECK STUCK MICROPHONE [frequency] 40

41. 16. Multiple Service: Messages Not Applicable for Segment 1 UplinkDownlink UM2 REQUEST DEFERREDDM4 AFFIRM UM164 WHEN READYDM5 NEGATIVE UM168 DISREGARDDM75 AT PILOTS DISCRETION DM78 AT [time] [distance] [to/from] [position] 41