Protocols/MSNP/Commands

This page lists all commands employed by MSNP, for a table showing command support over different versions, see the command table article.

Logon/Dispatch Server

These commands are sent/recieved when connecting to the dispatch server or the notification server. For more detail, see Protocols/MSNP/Notification/Authentication

• VER - Protocol version
• CVR - Sends version information
• INF - List supported authentication systems, now obsolete
• USR - Authentication command
• XFR - Redirection to Notification Server

Notification Server

These commands are sent/recieved after logging in through a notification server. For more details, see: Protocols/MSNP/MSNP8/Presence, Protocols/MSNP/MSNP8/Challenges, Protocols/MSNP/MSNP8/Getting Details, Protocols/MSNP/MSNP8/Setting Details and Protocols/MSNP/MSNP8/Messages.

Initial syncronisation commands

since MSNP8 or earlier

• BLP - Initial settings download (deprecated as of MSNP13)
• BPR - Initial settings download (deprecated as of MSNP13)
• GTC - Initial contact list/settings download (deprecated as of MSNP13)
• ILN - Initial contact presence notification
• LSG - Initial group listing (deprecated as of MSNP13)
• LST - Initial contact listing (deprecated as of MSNP13)
• SYN - Begin contact list synchronization (deprecated as of MSNP13)
• MSG - Initial profile download
• PRP - Initial mobile settings / display name download

Standard send/recieve commands

since MSNP8 or earlier

• ADD - Add user to a (contact) list (deprecated as of MSNP11)
• ADG - Create groups
• CHG - Change client's online status
• IMS - Block or allow new switchboard sessions
• IPG - Incoming page
• QRY - Response to CHL by client
• OUT - Gracefully logout
• PAG - Page someone on MSN mobile device
• PNG - Client ping
• QNG - Server response to PNG
• REA - Change display name (deprecated as of MSNP11)
• REM - Remove contact (deprecated as of MSNP13)
• REG - Rename group (deprecated as of MSNP13)
• RMG - Remove group (deprecated as of MSNP13)
• SND - Sends a localized chat invitation to an email address
• SDC - Sends an email invitation to a Passport member with an optional message
• URL - Retrieve an URL for a specifed service
• XFR - Requests a new switchboard session

since MSNP11

• ADC - Add user to a (contact) list (deprecated as of MSNP13)
• SBS - Unknown
• SBP - Update buddy's details

since MSNP12

• LKP - Verifies whether a phone number is valid (for messaging in the MSN system)

since MSNP13

• ADL - Add users to your contact lists or initial contact list dump
• FQY - Federated query; Query contact's network types
• GCF - Get config; Request a configuration file
• RML - Remove contact
• UUN - Send sharing invitation or reply to invitation

since MSNP14

• UUM - to update...

Asynchronous commands

since MSNP8 or earlier

• CHL - Client challenge (see Protocols/MSNP/MSNP8/Challenges)
• FLN - Buddy signed off
• NLN - Buddy signed on/changed presence/changed name
• NOT - Incoming notification (probably connected with MSN Spaces)
• RNG - Invitation to a switchboard session

since MSNP11

• UBX - Informs you with buddy's personal message or current media

since MSNP13

• RFS - Requests contact list from client
• UBN - Incoming sharing invitation or reply to invitation

since MSNP14

• UBM - to update...

Switchboard

These commands are sent/received after connecting to a switchboard session, and are work only on the same session.

• ANS - Answer an invitation request received from the notification server (join a switchboard session upon client got RNG'd)
• IRO - Initial Roster
• USR - Authenticate yourself after requesting SB
• CAL - Invite a user
• JOI - Participant has joined
• MSG - Send / receive messages
• BYE - Participant has left
• OUT - Gracefully leave the session