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ANNE L4D2 · Player Handbook

How to join, how to play, and how to troubleshoot — it's all in this handbook.

Anne is a player-run L4D2 community server. Joining, picking modes, SI spawning, Anne co-op on a few official maps, plus bans and reports, all written against the current server config.

There are 39 articles, split by question.

Start with the Knowledge Base Open the Full Portal

Join in Three Steps

L4D2 lobby matchmaking often fails to find community servers; connecting directly is the most reliable way.

  1. Turn the console on first

    Enable the developer console under Options → Keyboard/Mouse, then press ` or ~ in game.

  2. Copy connect from this site

    Open the server IP page and copy the full connect command for the server you want; don't guess ports yourself.

  3. Paste into the console and press Enter

    If a server is full, don't force it: join any other server and type !ip to see open slots in the group, or go back to the IP page and pick another one.

Full steps and common pitfalls: How to join an Anne server · Server IP

Read by what you want to do tonight

Do not page the catalog from the top. Open the one that matches.

  1. First time here

    Finish one campaign first, then decide which room to join.

    First night How to join Pick a Mode Read !xx

  2. If you want Anne co-op

    Read the timeline and standing first. Hardcore later.

    Anne Co-op Primer 16-second timeline How four players stand Why wipes happen

  3. If you want the mechanics

    Numbers are checked against plugin source. The point-blank spawn you read online is not here.

    How the five tiers are set Spawn point rules Extreme Tank / Witch

  4. Something broke

    Cannot connect, stuck loading, or banned. Work through the steps first, then ask.

    Connection troubleshooting Custom map stuck loading Check bans Reports & Appeals

  5. If you want official maps

    Written to Anne co-op spawning. Those route guides from the web will not help.

    Dead Center No Mercy The Parish Dark Carnival

First night, the 16-second countdown, common wipe reasons, plus one official map written from Anne co-op.

About 3 minutes · Reviewed September 11, 2026 First Night on Anne: How to Finish One Campaign Copy connect, join a regular campaign, finish one game. Leave Hardcore and Versus for later tonight. Read the full article About 3 minutes · Reviewed September 11, 2026 The 16 Seconds of an SI Wave: From Countdown to Anti-Bait The 16 seconds restart after kill observation. They are not the gap between waves. A healthy clump that stands still can hold the wave with no cap. Read the full article About 3 minutes · Reviewed September 11, 2026 Why Anne co-op suddenly wipes: five common reasons Usually progress, grouping, or revives are fighting the plugin checks. Compare against the timeline and distance bands. Read the full article About 4 minutes · Reviewed September 11, 2026 Dead Center Anne Co-op: Hotel to Atrium Down the burning hotel, the cola run at the gun shop, the mall alarm gate, the fueling finale in the atrium. Route knowledge is not the hard part. Read the full article

Joining and troubleshooting

Copy the address, connection failures, custom-map loading.

All articles
About 4 minutes · Reviewed September 11, 2026 How to join an Anne server Open the console and copy connect from this site. Steam matchmaking often misses us. Do not sit and wait. Read the full article About 3 minutes · Reviewed September 11, 2026 Troubleshooting L4D2 Community Server Connections and Loading Can't connect, stuck loading, or a custom map won't load? Work through these steps. Read the full article About 3 minutes · Reviewed September 11, 2026 How to join and upload custom maps A missing map or the wrong version stalls loading. Confirm the map name, install it, then connect. Uploads to the server go through this site. Read the full article About 3 minutes · Reviewed September 11, 2026 First Night on Anne: How to Finish One Campaign Copy connect, join a regular campaign, finish one game. Leave Hardcore and Versus for later tonight. Read the full article

Modes and commands

Change mode or map, plus the first commands after you join.

All articles
About 3 minutes · Reviewed September 11, 2026 How to change mode and map Ask the room first. Use !match to change gameplay; if a match is already loaded, !rmatch first. Use !mapvote for custom maps. Read the full article About 3 minutes · Reviewed September 11, 2026 Commands you will use after joining Learn !join, !vote, !match, !ip, and !xx first. Look up the rest on the commands page. Read the full article About 3 minutes · Reviewed September 11, 2026 What Anne Co-op Is: An AnneHappy Primer Anne co-op is not just more SI. Pressure tracks the team. Keeping people up and saving kits matters more than aim. Read the full article About 4 minutes · Reviewed September 11, 2026 Starting Versus: Count Players First, Then Pick a Ruleset There is a cfg from 1v1 to 4v4. ZoneMod, NextMod, EQ, Acemod RV differences are below. Read the full article About 3 minutes · Reviewed September 11, 2026 Not0721 High-Pressure Co-op: A Config Cheat Sheet The same family has 3 SI and 28 SI. The wrong pick is torture, not a challenge. Read the parameters before you join. Read the full article About 3 minutes · Reviewed September 11, 2026 How to choose Campaign, Anne co-op, and Versus One machine can run dozens of cfgs. See which line the room is on, then decide whether to join. Read the full article About 3 minutes · Reviewed September 11, 2026 How Four Players Stand in Anne Co-op: Who Leads, Who Trails, Who Revives Progress uses the team's lower-median Flow. One person rushing ahead will not move the countdown. Read the full article About 3 minutes · Reviewed September 11, 2026 How Standard and Hardcore Anne Co-op Differ Both are AnneHappy. Hardcore is not two extra SI. Forgiveness and supplies tighten together. Read the full article About 3 minutes · Reviewed September 11, 2026 Read !xx Before You Act: What to Check in an Unfamiliar Room Two Anne co-op rooms can be completely different configs. !xx / !x shows the match actually loaded. If the prompt disagrees, trust the server. Read the full article About 3 minutes · Reviewed September 11, 2026 Why Anne co-op suddenly wipes: five common reasons Usually progress, grouping, or revives are fighting the plugin checks. Compare against the timeline and distance bands. Read the full article About 3 minutes · Reviewed September 11, 2026 The minute before you leave the saferoom: run this list before the door Stepping out locks the tier. Health, ammo, throwables, who leads and who covers rear: settle it inside. Read the full article About 3 minutes · Reviewed September 11, 2026 Guns in Anne co-op: think position first, then the gun There is no single correct loadout. Shotguns control close range, rifles cover mid, the hunting sniper cuts tongues, melee only works in tight spots. Read the full article

Mechanics

Spawn waves, spawn points, and dynamic difficulty, verified against plugin source code.

All articles
About 3 minutes · Reviewed September 11, 2026 How the Five Dynamic AI Tiers Are Set: PPM, Thresholds, and Locking Tier comes from the mean personal PPM of each human survivor. Thresholds recompute daily from server-wide data. Read the full article About 3 minutes · Reviewed September 11, 2026 The 16 Seconds of an SI Wave: From Countdown to Anti-Bait The 16 seconds restart after kill observation. They are not the gap between waves. A healthy clump that stands still can hold the wave with no cap. Read the full article About 3 minutes · Reviewed September 11, 2026 Where SI Spawn From: The 250-Unit Hard Exclusion and Class Distance Bands Drop spots within 250 of any survivor. Each class has its own band. Search farther only when nothing is found. Read the full article About 3 minutes · Reviewed September 11, 2026 What SI Become on Extreme PPM at the day's P95 or above enters Extreme. Hunter air speed 900, Tank bunnyhop cap 1050. Read the full article About 4 minutes · Reviewed September 17, 2026 Tank and Witch in Anne Co-op: Progress, Positioning, and Don't Steal Meds !tank shows progress. You will not outrun a high-tier Tank on the flat. A startled Witch scrambles the next wave too. Read the full article About 13 minutes · Reviewed September 17, 2026 Understanding Anne's Tank: Pursuit, Target Selection, and Terrain Decisions 12 interactive 3D scenes explain why the Tank bunny hops, switches targets, and slows near ladders, along with the behavior differences among 1.x, 2.0, and 2.1. Read the full article

Map Guides

Written to Anne co-op spawning. Those route guides from the web will not help.

All articles
About 4 minutes · Reviewed September 11, 2026 Dead Center Anne Co-op: Hotel to Atrium Down the burning hotel, the cola run at the gun shop, the mall alarm gate, the fueling finale in the atrium. Route knowledge is not the hard part. Read the full article About 4 minutes · Reviewed September 11, 2026 No Mercy Anne Co-op: Apartments to Rooftop Subway chokes, sewer elevation, hospital elevator, rooftop Tank. These are where you wipe most often. Read the full article About 3 minutes · Reviewed September 11, 2026 The Parish Anne Co-op: Waterfront to Bridge Park, cemetery, alleys, bridge. This map splits the team the most. Read the full article About 5 minutes · Reviewed September 11, 2026 Dark Carnival Anne Co-op: Highway to Concert Alarmed cars on the highway, the carousel alarm, the coaster alarm run, barn high ground, the concert finale. Read the full article About 3 minutes · Reviewed September 11, 2026 Swamp Fever Anne Co-op: Plank Country to Plantation Single-file planks, coverless swamp, shantytown alleys, plantation stairwells. Read the full article About 4 minutes · Reviewed September 11, 2026 Hard Rain Anne co-op: the same map, walked twice On the way out you pick the route. On the way back the water picks for you. Cane field spread, sugar mill high ground, and holding steady through the flooded town. Read the full article About 4 minutes · Reviewed September 11, 2026 Death Toll Anne co-op: culverts, the church, and the boathouse Single-file drains, the church bell hold, main street spread, and an open boathouse finale. Read the full article About 3 minutes · Reviewed September 11, 2026 The Passing Anne co-op: the wedding, the underground, and the port Halfway through the streets sits the Witch bride. The underground chapter starts at 18% flow. The port finale is all about the hold. Read the full article About 3 minutes · Reviewed September 11, 2026 The Sacrifice Anne co-op: rails, the barge, and that bridge The first two chapters both run past twenty-eight thousand units, so stock for a long game. Decide before the door who goes down for the generator at the end. Read the full article About 3 minutes · Reviewed September 11, 2026 Crash Course Anne co-op: a whole run in two chapters No saferoom at the start; you land in the open. The alleys are full of alarmed cars, and the truck lot finale plays around a generator. Read the full article About 3 minutes · Reviewed September 11, 2026 Dead Air Anne co-op: from greenhouse roofs to the runway Rooftop high ground, the crane event, a long construction chapter, terminal escalators, and holding the runway for the plane. Read the full article About 3 minutes · Reviewed September 11, 2026 Blood Harvest Anne co-op: woods, the tunnel, and the cornfield Trail spread, tunnel spawns from both ends, the bridge event, and the farmhouse at 85% flow. Read the full article About 3 minutes · Reviewed September 11, 2026 Cold Stream Anne co-op: four chapters of creek Mountain terrain with wild sight-line swings and two chapters past twenty-four thousand units. The Nav is rough; checking the spawn spread yourself beats memorizing guides. Read the full article About 3 minutes · Reviewed September 11, 2026 The Last Stand Anne co-op: one road to the lighthouse The first chapter runs thirty-four thousand units, the longest in the server data. Supply planning beats aim here. Read the full article

Identity and bans

Find a SteamID, check bans, write a report or appeal.

All articles
About 3 minutes · Reviewed September 11, 2026 How to find your SteamID Reports, ban checks, and stats all need it. Nicknames change. SteamIDs do not. Read the full article About 3 minutes · Reviewed September 11, 2026 How to check bans and comm blocks Search the ban page with a SteamID. If you are already banned, file an appeal. If it has not been handled yet, file a report. Read the full article About 3 minutes · Reviewed September 11, 2026 How to write a report or ban appeal Follow the SourceBans flow: SteamID, time, server, and evidence, so admins can check it. Read the full article

FAQ Highlights

The questions asked most often in-game and in the Steam group.

View all questions

How to join

Why Steam matchmaking cannot find the server

What is Tickrate

What is nb_update_frequency

What the Director system does

How to make quick binds

Where to find custom maps

Custom map cannot load or stalls for a long time

What we are working on

Plugin and server changes go in the devlog; gameplay breakdowns and operations notes go in the blog.

All devlog entries

Developer log

Hit sounds, hats, newbie bonus, and translations AI3 review: rocks, charge, vomit infected_control full audit

Blog

Blog Plugin notes, feature write-ups, and problems we hit while running the servers.

About Anne Server

Anne is a player-run L4D2 community and site for server status, gameplay, stats, and team-up.

Gameplay and settings come from the current server config and plugin docs. Troubleshooting and report notes come from problems we actually hit. We don't mass-rewrite other sites.

Explore official Left 4 Dead 2 campaign maps in your browser, with co-op play, special infected training, and spawn testing.

Left 4 Dead 2 browser playtest How this content is sourced Contact us
Support the Community

The servers run on player sponsorships

Machines, bandwidth, and relay routes all cost money, and the community has no company behind it. Qualifying sponsorships unlock SourceBans admin automatically, for 30 to 365 days.

Read about sponsoring Sponsor now

Live Tools Are in the Full Portal

Live features such as server status, player stats, team-up, and ban lookup live in the full portal; the handbook stays lightweight and focuses on explaining the gameplay clearly.

Server IP Player Statistics Team Lobby Ban Search