Protocol Sequence Constants

Microsoft RPC supports the following protocol sequences.

Constant/valueDescription
ncacn_nb_tcp
Connection-oriented NetBIOS over Transmission Control Protocol (TCP)

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncacn_nb_ipx
Connection-oriented NetBIOS over Internet Packet Exchange (IPX)

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncacn_nb_nb
Connection-oriented NetBIOS Enhanced User Interface (NetBEUI)

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT, Windows Me, Windows 98, Windows 95

ncacn_ip_tcp
Connection-oriented Transmission Control Protocol/Internet Protocol (TCP/IP)

Client only: MS-DOS, Windows 3.x, and Apple MacintoshClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT, Windows Me, Windows 98, Windows 95

ncacn_np
Connection-oriented named pipes

Client only: MS-DOS, Windows 3.x, Windows 95Client and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncacn_spx
Connection-oriented Sequenced Packet Exchange (SPX)

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT, Windows Me, Windows 98, Windows 95

ncacn_dnet_nsp
Connection-oriented DECnet transport

Client only: MS-DOS, Windows 3.x

ncacn_at_dsp
Connection-oriented AppleTalk DSP

Client: Apple MacintoshServer: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncacn_vns_spp
Connection-oriented Vines scalable parallel processing (SPP) transport

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncadg_ip_udp
Datagram (connectionless) User Datagram Protocol/Internet Protocol (UDP/IP)

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncadg_ipx
Datagram (connectionless) IPX

Client only: MS-DOS, Windows 3.xClient and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT

ncadg_mq
Datagram (connectionless) over the Microsoft Message Queue Server (MSMQ)

Client only: Windows Me/98/95Client and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT Server 4.0 with SP3 and later

ncacn_http
Connection-oriented TCP/IP using Microsoft Internet Information Server as HTTP proxy

Client only: Windows Me/98/95Client and Server: Windows Server 2003, Windows XP, Windows 2000

ncalrpc
Local procedure call

Client and Server: Windows Server 2003, Windows XP, Windows 2000, Windows NT, Windows Me, Windows 98, Windows 95

Remarks

The ncalrpc transport supports RPC_C_AUTHN_WINNT authentication only. For more information, see Security and Authentication-Service Constants.

Microsoft RPC supports RpcBindingCopy only in client applications, not in server applications.

 

 

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