svcTlsStpVcpOperProtocol 1.3.6.1.4.1.6527.3.1.2.4.2.3.1.42

The value of the object svcTlsStpVcpOperProtocol indicates whether stp, rstp or mstp is running on this VCP. If the protocol is not enabled on this VCP, the value notApplicable is returned.