Rest Receiver PING channel-Basic Authentication

Dear Sir,

I have requirement like proxy to rest(POST API with credentials) in PI 7.5

Maintained credentials in basic authentication.

When i checked ping channel here is http options 403 error could you please tell is it issue or not?

I have installed ssl cert in TrustedCAs.

The issue is i am getting 204 code when i call API.

Could you please help on this issue.

Thanks & Regards,

Dileep