Comtech EF Data CDD-56X Series Vipersat - Manual (Page 135)

Appendix B - Automatic Switching B-35
MN/22137, rev 1 Entry Channel Mode Switching
Figure B-22 ECMv2 Processing Diagram
B oot
VMS Remote
Satellite Delay
RCV VMS
Announcement &
TAP-Waits
Random Backoff
RCV Reg & TAP
with Assigned Slot
RCV Reg Request
Send Reg Resp
with Node ID
Probes with Reg
Resp and Switch
Flag set
Process Switch
Command
Switch ACK &
SUM Message
HCC
Switched
Demod
TAP
TAP
SRS
Reg Complete
Processes ECM
Switch COMMAND
E CM
SW
REQ
State
D is con nec ted
State
C onn ec te d
VMS
Announcement
Probe & Reg Req