Packet IDs

This is a page that has lists of known packet ids for both client to server, and server to client communication. For information on the packet header, see: Packet Header

Final Fantasy XI (Client -> Server)
Packet ID	Packet Description
0x0000	Unknown / Unhandled
0x0FFF	Unknown / Unhandled
0x000A	Login / Zone
0x000C	Character Info Request
0x000D	Leave Zone / Logout
0x000F	Quest / Mission / Item / Key Item Request
0x0011	Zone Transition
0x0015	Player Information Sync
0x0016	Entity Information Request
0x0017	Client NPC Mismatch
0x001A	Action
0x001B	World Pass Request
0x001C	Unknown Packet
0x0028	Drop Inventory Item
0x0029	Move Inventory Item
0x0032	Trade Request
0x0033	Trade
0x0034	Trade Window Item
0x0036	Trade NPC
0x0037	Use Item
0x003A	Sort Inventory
0x003C	Unknown Packet
0x003D	Blacklist
0x0041	Treasure Pool Lot
0x0042	Treasure Pool Pass
0x004B	Server Message Request Chunk
0x004D	Delivery Box
0x004E	Auction House
0x0050	Equipment Change
0x0058	Synth Suggestion Request
0x0059	Synth Complete
0x005A	Conquest, Besiged, Campaign Request
0x005B	Event Update
0x005C	Event Update
0x005D	Emote
0x005E	Zoneline
0x0060	Event Update (Text)
0x0061	Character Sync
0x0063	Chocobo Digging
0x0064	Seen Keyitem Update
0x0066	Fishing Action
0x006E	Party Invite
0x006F	Party Leave
0x0070	Party Dissolve
0x0071	Remove Member (Party, Linkshell)
0x0074	Party Invite Response
0x0076	Party Information Request
0x0077	Member Role Assign (Party, Linkshell)
0x0078	Party Search Request
0x0083	Shop Purchase
0x0084	Shop Appraise
0x0085	Shop Sell
0x0096	Synth Start
0x00AA	Guild Purchase
0x00A2	Dice Roll
0x00AB	Guild Menu Buy
0x00AC	Guild Sell
0x00AD	Guild Menu Sell
0x00B5	Chat
0x00B6	Whisper (/tell)
0x00BE	Experience Mode (Exp or Limit)
0x00C3	Create Linkpearl Request
0x00C4	Linkshell (Create, Equip, Unequip)
0x00D2	Party Map Update Request
0x00D3	Help Desk
0x00DC	Nameflag Adjustment (/away, /invite, /anon, etc.)
0x00DB	Language Set
0x00DD	Check (/check)
0x00DE	Bazaar Message Set
0x00E0	Search Message Set
0x00E1	Linkshell Message Request (/lsmes)
0x00E2	Linkshell Message Update Request (/lsmes set)
0x00E7	Exit Game Request (Logout / Shutdown)
0x00E8	Heal Request (/heal)
0x00EA	Sit Request (/sit)
0x00F1	Status Effect Cancel Request
0x00F2	Zone Boundry Update
0x00F4	Widescan
0x00F5	Widescan Track
0x00F6	Widescan Track Cancel
0x00FA	Furniture Placement (Moghouse)
0x00FB	Furniture Placement Removal (Moghouse)
0x0100	Job Change Request
0x0102	Blue Magic Skill Set
0x0104	Bazaar Close
0x0105	Bazaar Open Request
0x0106	Bazaar Purchase Request
0x0109	Bazaar Price Menu Close
0x010A	Bazzar Price Set
0x010B	Bazaar Price Menu Open
0x010F	Currency Menu Request

Final Fantasy XI (Server -> Client)
Packet ID	Packet Description
0x0028	Action (Spells, Abilities, Weapon skills, etc.)
0x004C	Auction House
0x0108	Bazaar Check
0x0107	Bazaar Close
0x0109	Bazaar Confirmation
0x0105	Bazaar Item
0x00CA	Bazaar Message
0x0106	Bazaar Purchase
0x0042	Blacklist
0x0071	Campaign Map
0x0027	Caught Fish
0x000D	Character Update
0x00AC	Character Abilities
0x0051	Character Appearance
0x00C9	Character Check
0x005A	Character Emotion
0x0050	Character Equip
0x00DF	Character Health
0x001B	Character Jobs
0x0044	Character Jobs (Extra)
0x0062	Character Skills
0x00AA	Character Spells
0x0061	Character Stats
0x0067	Character Sync
0x0037	Character Update
0x0017	Character Message
0x002F	Chocobo Digging
0x005F	Chocobo Music
0x005E	Conquest Map
0x0065	Cutscene Position
0x0103	Currency
0x004F	Downloading Data
0x000E	Entity Update
0x0039	Entity Visual
0x0032	Event
0x0034	Event
0x0033	Event String
0x005C	Event Update
0x0038	Fade Out
0x0081	Fishing
0x0086	Guild Menu
0x0083	Guild Menu Buy
0x0082	Guild Menu Buy Update
0x0085	Guild Menu Sell
0x0084	Guild Menu Sell Update
0x001F	Inventory Assign
0x001D	Inventory Finish
0x0020	Inventory Item
0x001E	Inventory Modify
0x001C	Inventory Size
0x0055	Key Items
0x00E0	Linkshell Equip
0x00CC	Linkshell Message
0x0058	Lock On
0x00B4	Menu Config
0x0063	Menu Merit
0x002E	Menu Mog House
0x00F9	Menu Raise Tractor
0x008C	Merit Points Categories
0x0029	Message Basic
0x002D	Message Debug
0x002A	Message Special
0x0009	Message Standard
0x0053	Message System
0x0036	Message Text
0x00C8	Party Define
0x00DC	Party Invite
0x00A0	Party Map
0x00DD	Party Member Update
0x00E1	Party Member Search
0x0067	Pet Sync
0x005B	Position
0x0056	Quest Mission Log
0x0052	Release
0x004B	Send Box
0x000B	Server IP
0x004D	Server Message
0x003D	Shop Appraise
0x003F	Shop Buy
0x003C	Shop Items
0x003E	Shop Menu
0x0041	Stop Downloading
0x0030	Synth Animation
0x006F	Synth Message
0x0031	Synth Suggestion
0x0022	Trade Action
0x0025	Trade Item
0x0021	Trade Request
0x0023	Trade Update
0x00D2	Treasure Find Item
0x00D3	Treasure Lot Item
0x0057	Weather
0x00F4	Widescan Entry
0x00F5	Widescan Track
0x00F6	Widescan Start / Stop
0x0059	World Pass
0x000A	Zone In
0x0008	Zone Visited