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2.2.2.5 WITNESS_INTERFACE_INFO

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The WITNESS_INTERFACE_INFO structure specifies the IP addresses of the interface.

 typedef struct _WITNESS_INTERFACE_INFO {
     WCHAR InterfaceGroupName[260];
     ULONG Version;
     USHORT State;
     ULONG IPV4;
     USHORT IPV6[8];
     UINT Flags;
 } WITNESS_INTERFACE_INFO, *PWITNESS_INTERFACE_INFO;
            
           

InterfaceGroupName:  The null-terminated string that specifies a name of the interface group.

Version:  The current version of the Witness Service that runs on the server.

State:  The current state of the interface. This field MUST contain one of the following values:

Value

Meaning

UNKNOWN

0x0000

The state of the interface is unknown.

AVAILABLE

0x0001

The interface is available.

UNAVAILABLE

0x00FF

The interface is unavailable.

IPV4:  The IPv4 address of the interface, if the IPv4 flag is set in Flags field.

IPV6:  The IPv6 address of the interface, if the IPv6 flag is set in Flags field.

Flags: The Flags field specifies information about the interface. This field MUST be set to combination of zero or more of the following values:

Value

Meaning

IPv4

0x00000001

If set, the IPV4 field contains a valid address.

IPv6

0x00000002

If set, the IPV6 field contains a valid address.

INTERFACE_WITNESS

0x00000004

If set, the interface is available for witness registration. If not set, the interface MUST NOT be used for witness registration.