Alternate Servers

Attribute

AlternateServers (ASVR)

Description

Specifies a list of alternate OpenAccess SDK servers that the data provider will try to connect to if the primary OpenAccess SDK server is unavailable. Specifying a value for this attribute enables connection failover for the data provider.

Valid Values

string

where string is a list of alternate OpenAccess SDK servers.

The value must be in the form of a string that defines connection information for each alternate OpenAccess SDK server. The Host and Port values are required for each alternate server entry. Connection options (property=value) are optional for each alternate server entry. The string has the format:

The string has the format:

(Host=servername1:Port=port1[:property=value[:...]],Host=servername2:Port=port2[:property=value[:...]],...)

Example

The following Alternate Servers value defines two alternate OpenAccess SDK servers for connection failover:

Alternate Servers=(Host=AccountingSLServer:Port=13999:APPName=OpenAccess for ADO App,Host=AccountingAltServer:Port=13998:APPName=OpenAccess for ADO App)

See Configuring Connection Failover for a discussion of connection failover.

Default

None

GUI Tab

Failover tab

Note: The ADO and ADO.NET clients are currently available only in OpenAccess SDK 8.1. However, they are compatible with the OpenAccess SDK 9.0 server.