msnp-wiki/docs/commands/inf.md

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Introduction

INF is a command introduced with MSNP2.

It is a Dispatch Server and Notification Server command, without either a request or response payload.

It specifies which authentication methods the client is allowed to use.

This command can only be sent once. Any further uses of this command in the same session is Undefined Behavour.

Client/Request

INF TrID

Server/Response

INF TrID security-package {security-package ...}

Where (unlikely multiple) security-package parameters being the avaliable authentication methods your client is allowed to use.

Examples

Two types supported

This configuration is only supported in MSNP2.

C: INF 1
S: INF 1 MD5 CTP

One type supported

C: INF 2
S: INF 2 MD5

Command removed

Since MSNP8.

C: INF 3

Server disconnects client.

Known changes

  • MSNP3: Removed CTP support.
  • MSNP8. Removed. USR always assumes the authentication method is TWN.