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Comtech EF Data CRS-500 User Manual

Page 171

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CRS-500 1:N Redundancy System

Revision 2

Serial-based Remote Product Management

MN-CRS500

9–11

Parameter Type

Command

(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

(Code and

qualifier)

Response to query

(Target to controller)

Backup Holdoff

Time

BKH=

2 bytes, numerical Command or Query.

Sets or returns the backup holdoff time, the delay when

auto mode prepares to backup a faulted modem, in the form

xx, where:

01-99 = # of seconds delay after Redundant Modem has

acquired Traffic Modem’s configuration before online swap

actually takes place.

BKH=

BKH?

BKH*

BKH?

BKH=xx

(see description of

arguments)

Modem Alarm

Mask

MAM=

1 byte, numerical

Command or Query.

Sets or returns the Modem alarm mask in the form x,

where:

0 = no faults masked

1 = Tx faults masked

2 = Rx faults masked

3 = Both Tx and Rx faults masked

MAM=

MAM?

MAM*

MAM?

MAM=x

(see description of

arguments)

M:N Mode

MFN=

1 byte, numerical

Command or Query.

x indicates the M:N mode (# of backups), where

0 = 1:N redundancy

MFN=

MFN?

MFN*

MFN?

MFN=x

(see description of

arguments)

Modem IP

Addresses

MIP=

17 bytes

Command or Query.

Sets or returns the IP address and network prefix for the

10/100 BaseTx Ethernet management port of traffic and

backup modems, in the form uuxxx.xxx.xxx.xxx, where:

uu is the unit #:

uu => 01-09 – IP address for traffic modem 1-9.

uu => 11 – IP address for redundant modem 1

uu => 10 – IP address for traffic modem 10

xxx.xxx.xxx.xxx is the IP address of the modem

Note: The IP address used by the CRS-500 to

communicate with the modem must be on the same subnet.

MIP=

MIP?

MIP*

MIP#

MIP?uu

MIP=uuxxx.xxx.xxx.xxx

Priority modem

PRI=

2 bytes, numerical Command or query.

Sets or returns the Priority modem in the form xx, where:

00 (priority disabled)

01 through 10 – priority link number

Note: The Switch will back-up the priority link if a fault

occurs on the priority link, even if it is already backing-up

another (non-priority) link.

PRI=

PRI?

PRI*

PRI?

PRI=xx

(see description of

arguments)