This page serves as an index of terms used throughout the website that have been defined in other sections. The links direct you to where each term is defined.

Many of the terms on this site were defined in RFC 2778. You should look there for definitions of those terms.

A-M

AL: Allow List
BL: Block List
Challenge: Server Initiated Ping
DS: Dispatch Server
FL: Forward List
Group ID: Number identifying a particular contact list group
Version Number: Number identifying the current version of personal details
MD5: A message digest algorithm
Message: The MSG command

N-Z

Newline: Used to end commands and fields
NS: Notification Server
Official Client: Microsoft's MSN/.NET client
Payload Command: Multi-Line Command
Parameter: Additional information included in a command
Ping: Client Initiated Ping
RL: Reverse List
\r\n: Newline
Presence: Present information about a principal, such as their on-line state
SB: SwitchBoard
TrID: Transaction ID