We have tried placing order today and we are receiving a different error rather than NACK response. Now the error we are receiving at the SFDC end is :,The current version of Apigee has issue with TLS1.1 and TLS 1.2 version.

[#1]

,

We have TLS1.0 and Apigee

SAP Apigee Edge 4.15 SP-01.Now we connected to TLS1.1 and TLS 1.2 version(salesforce).

is SFDC->Apigee->PO-> SAP

.From sales force side they are getting

We have tried placing order today and we are receiving a different error rather than NACK response. Now the error we are receiving at the SFDC end is :

org.xml.sax.SAXParseException; lineNumber: 1; columnNumber: 1; Content is not allowed in prolog.

[davissean]

Check this out: https://community.apigee.com/questions/9735/enforce-tls-12-protocol-for-all-outbound-connectio.html

You can enable TLS 1.2 between Apigee and SFDC by adding ...

<HTTPTargetConnection>
    <URL>https://(sfdc url).com</URL>
    <SSLInfo>
        <Protocols>
            <Protocol>TLSv1.2</Protocol>
        </Protocols>
    </SSLInfo>
</HTTPTargetConnection>

In your TargetEndpoint

[davissean]

This is for southbound only. Please clarify if you need southbound or northbound.