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Comtech EF Data CRS-200 User Manual

Page 67

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CRS-200 Redundancy Switch

Remote Control

Rev. 1

B–7

Parameter

Type

Command

(Instruction

Code and

qualifier)

Arguments for

Command or

Response to

Query

Description of arguments

(note that all arguments are ASCII numeric codes, that is,

ASCII codes between 48 and 57)

Response to Command

(target to controller)

Query

(Instruction Code

and qualifier)

Response to query

(target to

controller)

Set RTC
Date

DAY=

6 bytes,
numerical

Command or query
A command in the form ddmmyy, where; dd = day of the
month, between 01 and 31, mm = month of the year,
between 01 and 12 and yy = year, between 97 and 96 (1997
to 2000, then 2000 to 2096) Example: DAY=240457 would
be April 24, 2057

DAY= (message ok)
DAY? (received ok,
but invalid arguments)
DAY* (message ok, but
not permitted in current
mode

DAY?

DAY=xxxxxx
(same format as
command
arguments)

Set RTC
Time

TIM=

6 bytes,
numerical

Command or query
A command in the form hhmmss, indicating the time from
midnight, where hh = hours, between 00 and 23; mm =
minutes, between 00 and 59, and ss = seconds, between
00 and 59
Example: TIM=231259 would be 23 hours, 12 minutes and
59 seconds from midnight.

TIM= (message ok)
TIM? (received ok,
but invalid arguments)
TIM* (message ok, but
not permitted in current
mode

TIM?

TIM=xxxxxx
(same format as
command
arguments)

Operating
Mode

OPM=

1 byte, numerical

Command or Query.
Sets the operating mode:
0 = manual mode
1 = auto mode

OPM= (message ok)
OPM? (received ok, but
invalid arguments)OPM*
(message ok, but not
permitted in current
mode

OPM?

OPM=x
(same format as
command
arguments)

Bridged or
Backup
Modem
Number

BBU=

3 bytes,
numerical

Command or Query.
Sets or queries the bridged/backup state with the 1 byte,
followed by the selected TM to be acted on:
1 byte: 0= bridged, 1= backup (this can only be set to 1
when in manual mode)
last 2 bytes: 01-10 for selected TM

BBU= (message ok)
BBU? (received ok, but
invalid arguments)BBU*
(message ok, but not
permitted in current
mode

BBU?

BBU=xxx
(same format as
command
arguments)

Active
Modems

ACT=

10 bytes,
numerical

Command or Query.
Sets or queries the desired state of all 10 traffic modems:
0 = de-activate traffic modem
1 = activate traffic modem

ACT= (message ok)
ACT? (received ok,
but invalid arguments)
ACT* (message ok, but
not permitted in current
mode

ACT?

ACT=xxxxxxxx xx
(same format as
command
arguments)

Active
Modem
Query

N/A

10 bytes,
numerical

Query only
Returns the state of all 10 traffic modems, which is usually
that set by ACT, but possibly overruled by current
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

N/A

AMQ?

AMQ=xxxxxxx
Xx
(same format as
conditions:
command
arguments)

Backup
Holdoff
Time

BKH=

2 bytes
numerical,

Command or Query.
Sets or queries the backup holdoff delay time used when
auto mode prepares to backup a faulted modem:
02-99 = # of seconds delay after redundant modem has
acquired traffic modem’s configuration before online swap
actually takes place

BKH= (message ok)
BKH? (received ok, but
invalid arguments)
BKH* (message ok, but
not permitted in current
mode

BKH?

BKH=xx
(same format as
command
arguments)