# Enum - HostFirewallRuleProtocol(vim.host.Ruleset.Rule.Protocol)

Since
  2.0

## Enum Description

Set of valid port protocols.

Enum Constants

Name | Description
--- | ---
tcp |
udp |

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