# Enum - LinkDiscoveryProtocolConfigProtocolType(vim.host.LinkDiscoveryProtocolConfig.ProtocolType)

Since
  vSphere API 4.0

## Enum Description

The Discovery Protocol types.

Enum Constants

Name | Description
--- | ---
cdp | Cisco Discovery Protocol
lldp | Link Layer Discovery Protocol

Show WSDL type definition
<simpleType xmlns="http://www.w3.org/2001/XMLSchema" xmlns:vsan="urn:vsan" name="LinkDiscoveryProtocolConfigProtocolType"> <restriction base="xsd:string"> <enumeration value="cdp"/> <enumeration value="lldp"/> </restriction> </simpleType>