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Introduction

MSNP5 is the fourth released version of the Mobile Status Notification Protocol. It was introduced officially in Client Version 3.0.0283.

Command information

It introduces the notification service commands:

No switchboard or dispatch service commands were known to be introduced in this version

No error codes were known to be introduced in this version

No commands were known to be removed in this version

Known changes

(from MSNP4):

Non-protocol: Official website stopped updating the whatsnew.asp page between this (MSNP5) and MSNP7.
Official Client: Introduced the toast notification system. Notifications can now stack vertically.
Official Client: Log in notifications are now handled by the newly introduced toast system.
Official Client: Introduced emoticons.
Official Client: Introduced File Transfer and Messenger-to-Messenger calling via invitations.
Introduced first payload commands (SDC, PAG) to be sent to the switchboard from the client.
Official Client: Error code 913 is no longer handled. It was last seen in Client Version 2.1.

Client-server communication example

C: VER 1 MSNP5 MSNP4 CVR0
S: VER 1 MSNP5
C: INF 2
S: INF 2 MD5
C: USR 3 MD5 I example@hotmail.com
S: XFR 3 NS 10.0.0.5:1863 0

Client disconnects from server

Client opens a connection to 10.0.0.5:1863

C: VER 4 MSNP5 MSNP4 CVR0
S: VER 4 MSNP5
C: INF 5
S: INF 5 MD5
C: USR 6 MD5 I example@hotmail.com
S: USR 6 MDS S prefix
C: USR 7 MD5 S $md5(prefix + password)
S: USR 7 OK example@hotmail.com example%20user
S: MSG Hotmail Hotmail 367
MIME-Version: 1.0
Content-Type: text/x-msmsgsprofile; charset=UTF-8
LoginTime: 1726321960
EmailEnabled: 1
MemberIdHigh: 1
MemberIdLow: 2
lang_preference: 1033
PreferredEmail: example@hotmail.com
country: US
PostalCode: 
Gender: 
Kid: 0
Age: 
BDayPre: 
Birthday: 
Wallet: 
Flags: 1027
sid: 507
kv: 11
MSPAuth: AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA$$

C: SYN 8 5
S: SYN 8 6
S: SYN 8 6
S: GTC 8 6 A
S: BLP 8 6 AL
S: LST 8 FL 6 1 1 anotheruser@hotmail.com another%20user
S: BPR 6 anotheruser@hotmail.com PHH 1%20222-3333
S: BPR 6 anotheruser@hotmail.com PHW
S: BPR 6 anotheruser@hotmail.com PHM
S: BPR 6 anotheruser@hotmail.com MOB N
S: LST 8 AL 6 1 1 anotheruser@hotmail.com another%20user
S: LST 8 BL 6 0 0
S: LST 8 RL 6 1 1 anotheruser@hotmail.com another%20user
C: CHG 9 NLN
S: CHG 9 NLN
S: NOT 431
<NOTIFICATION ver="1" siteid="111100000" siteurl="http://example.com" id="0">
<TO pid="0x00000001:0x00000002" name="example@hotmail.com" />
<MSG pri="" id="0">
<ACTION url="/messenger/action?reference=something1"/>
<SUBSCR url="/messenger/changealerts?reference=something1"/>
<CAT id="111100001" />
<BODY lang="1033" icon="/messenger/icon_32x32.png">
<TEXT>text of the notification</TEXT>
</BODY>
</MSG>
</NOTIFICATION>
C: PRP 10 PHH 123-4567
S: PRP 10 7 PHH 123-4567
S: BPR 8 anotheruser@hotmail.com PHH 1%20444%20222-3333
C: OUT