RpcProtocol

HKLM\SYSTEM\CurrentControlSet\Services\DNS\Parameters

Data type

Range

Default value

REG_DWORD

0x0–0x7 | 0xFFFFFFFF

0xFFFFFFFF

Description

Specifies the protocols that administrative remote procedure calls (RPCs) use. Although these flags are not specific to the Domain Name System (DNS), the DNS server establishes endpoints to allow connections using these protocols.

The value of this entry is a bitmap. You can set multiple bits by adding the bits together and setting the value of this entry to that sum:

Bit

Meaning

0x0

No protocols (disables RPC for DNS)

0x1 (001 binary)

TCP/IP

0x2 (010 binary)

Named pipes

0x4 (100 binary)

LPC

0xFFFFFFFF

All protocols

Change method

To change the value of this entry, use the DNS console. Do not change this value by editing the registry.

Activation method

DNS reads its registry entries only when it starts. You can change entries while the DNS server is running by using the DNS console. If you change entries by editing the registry, the changes are not effective until you restart the DNS server.