Comtech EF Data CRS-200 REDUNDANCY SWITCH - Manual (Page 51)

Parameter Command Arguments for Description of arguments Response to Command Query Response to
Type (Instruction Command or (note that all arguments are ASCII numeric codes, that is, (target to controller) (Instruction query
Code and Response to ASCII codes between 48 and 57) Code and (target to
qualifier) Query qualifier) controller)
CRS-200 REDUNDANCY SWITCH - OPERATIONS MANUAL PAGE 49
Active Modems ACT= 10 bytes, Command or Query. ACT= (message ok) ACT? ACT=xxxxxxxx
numerical ACT? (received ok, xx Sets or queries the desired state of all 10 traffic modems:
0 = de-activate traffic modem
1 = activate traffic modem
but invalid arguments) (same format as
ACT* (message ok, but command
not permitted in current arguments)
mode
Active Modem N/A 10 bytes, Query only N/A AMQ? AMQ=xxxxxxx
Query numerical Returns the state of all 10 traffic modems, which is usually xx
that set by ACT, but possibly overruled by current (same format as
conditions: command
0 = TMI not present (cannot be activated)
1 = TMI present but switch unable to get a configuration
for that modem due to remote comm or other error (also
cannot be activated)
2 = TMI present and modem available, but currently
inactive
3 = TMI present and modem available, and currently
active
arguments)
Backup Holdoff BKH= 2 bytes, Command or Query. BKH= (message ok) BKH? BKH=xx
Time numerical Sets or queries the backup holdoff delay time used when BKH? (received ok, (same format as
auto mode prepares to backup a faulted modem: but invalid arguments) command
02-99 = # of seconds delay after redundant modem has BKH* (message ok, but arguments)
acquired traffic modem’s configuration before online swap not permitted in current
actually takes place mode