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The Failover service object is used to ensure the operation of the distributed system in the failover mode.  

The settings panel of the Failover service object is shown in the figure.

Image Modified

Description of The table describes the setting parameters relevant corresponding to the elements on of the settings panel of theFailover service object is given in table.

№

 

Parameter

 

Method for setting the parameter value

Parameter description

Symbols used

Representation

Default value

Value range

1

The Identification number*
field

Automatically

Displays the identification number of the Failover servicesystem object

Digits, letters, periods, hyphen, dash, and underscore

NA

Depends on the number of the Failover service object in the video surveillance system with distributed architecture

2

The Name*
field

Enter the value in the field

Sets the name of the Failover service object in the video surveillance system with distributed architecture

Latin alphabet, Cyrillic, digits, and service characters

Failover service

A line containing a sequence of any characters (letters, digits, service characters except > and < characters), case-insensitive.

Number of characters—from 1 to 60

3

The Disable
checkbox

Set the checkbox

Disables the Failover service object in the video surveillance system with distributed architecture

Boolean typeClear

Set—the Failover service object is disabled and isn't used

Clear—the Failover service object is enabled and used

4

The Monitor PC

Select in

drop-down list

Select the value from the list

Sets the name of the

Server

server, the state of which is

to be under control

monitored by the object

Names of the Computer objects registered in the system

-

NA

Depends on the number of the Computer objects registered in the system

2

5

The Speed ​​of object transfer to monitoring computer (rpm) field

Enter the value in the field

Sets the speed of transferring objects if the connection is lost. This setting is necessary so that the failover server sends messages at a certain speed and the receiving server has time to process them. The transfer speed must be set depending on the network speed, server bandwidth, and so on

Sequence of numbers

1000

From 0 and above

6

The Wait for reconnection (

sec

s) field

Type-in

Enter the value in the field

Sets the time period

(

in seconds

) at the end of which

after which the configuration will be transferred to

backup Server

the backup server after the loss of connection with the monitored server

Sequence of numbers

-

NA

From 0 to 65535

3
7The Time left
__ days
0.00 seconds
string

Automatically

Shows

Displays the period of time

(

in days

)

remaining

for restoring

to restore the configuration from the backup

Server and restoring

server to the main server and restore the license

Days

0.00

From 0.00 to 50.00

4
8The Transfer if no ping
checkbox
Set the checkbox
Specifies if it is necessary
When you log out and reload the backup server, the system sets the necessity to transfer the configuration
without the
if there is no ping from the main monitored
Server.
server during the time specified in the Wait for reconnection (s) field (the FORCED_START reaction of the forced transfer, see FAILOVER Failover service)Boolean type
No
Clear

Set—when you log out and reload the backup server, the forced configuration transfer occurs

Yes - the configuration is transferred

if there is no ping

.

No - it is not taken into account whether the ping is present or absent when transferring the configuration.

from the main server during the time specified in the Wait for reconnection (s) field

Clear—when you log out and reload the backup server, a response from the main server isn't monitored and the configuration isn't transferred even if the main server is unavailable

9

The Type
drop-down list

Select the value from

5

Type

Select in

the list

Sets the object type in

Server

the configuration

that is to

of the monitored server that must be transferred to the backup

Server

server in case of connection

failure 

loss

Types of objects registered on the

base

basis of the main

Server

server

-

NA

Depends on the configuration created on the

base

basis of the main

Server  

server

6

10

The Number
drop-down list

Select

in

the value from the list

Sets the

ID

identifier of the object of the selected type that

is to

must be transferred to the backup

Server

server in case of connection

failure 

loss

ID

Identifiers of the objects of the selected type that are present in

Server

the configuration of the monitored server

-

NA

Depends on the number of the objects of the selected type in the configuration of main

Server

server

7

11

The Name field

Automatically

Sets the name of the object

name

that

is to

must be transferred to the backup

Server

server in case of connection

failure 

loss

Names of the objects of the selected type that are present in

Server

the configuration of the monitored server

-

NA

Depends on the configuration created on the

base

basis of the main

Server  

server

8

12

The Range
button

Click the button

Opens the dialog

box

window for

integrated

the complex selection of

tracking

the monitored objects

NA

-

NA

-

-

NA

*Name of the element isn't displayed in the settings panel of the given object