Explain more on this code please

[fr13nd-x]

<configuration> <runtime> <gcServer enabled="false"/> </runtime> <appSettings> <add key="RemoteSyncServers" value="IRDNepal"/> <add key="user_IRDNepal" value="----------" /> <add key="pwd_IRDNepal" value="---------" /> <add key="url_IRDNepal" value="http://------------------" /> <add key="api_SalesIRDNepal" value="api/bill" /> <add key="api_SalesReturnIRDNepal" value="api/billreturn" /> <add key="seller_pan_IRDNepal" value="999999999" /> <add key="maximumTXNRecords" value="200" /> <add key="DestinationPathAPI" value="D:\DanpheHealthCare\DanpheEMR\R2V1\Dev\Code\Storage\API-DicomStorage"/> </appSettings> <connectionStrings>

does this submit billing info to that server or what is its purpose??