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Windows Server® 2008 Hyper-V™ Resource Kit by Janique Carbone Robert Larson and Microsoft Windows Virtualization Team

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Reviewing Hyper-V Firewall Rules

In order to enable network traffic that is required to access or manage Hyper-V and virtual machine resources, several firewall rules are configured during the installation of Hyper-V. Table 6-17 contains a list of these firewall rules and the associated network ports.

Table 6-17. Windows Server 2008 Hyper-V Firewall Rules

Firewall Rule

Description

Protocol

Network Ports

Hyper-V – WMI (Async-In)

Inbound rule for Hyper-V to allow asynchronous WMI traffic

TCP

Local – Any

Remote – Any

Hyper-V – WMI (DCOM-In)

Inbound rule for Hyper-V to allow WMI management using DCOM

TCP

Local – 135

Remote – Any

Hyper-V – WMI (TCP-In)

Inbound rule for Hyper-V to allow remote WMI traffic

TCP

Local – Any

Remote – Any

Hyper-V (RPC)

Inbound rule for Hyper-V ...

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