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Left 4 Dead 2: updates, settings and interface

Game updates, plugin versions and improvements to our interface with a traceable history.

Recorded, available and installed are different states. Your actual installation status and suitable updates are shown in the server panel.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Setting Deployed state checked

Left 4 Dead 2: settings

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Changed settings (11)
  • Hostname: Changed HOSTNAME

    Name des Servers in der Serverliste (hostname).

    Before

    Setting
    HOSTNAME
    Default
    Left 4 Dead 2 Server
    When it takes effect
    Takes effect after saving and restarting the server.

    After

    Setting
    HOSTNAME
    Default
    Left 4 Dead 2 Server
    When it takes effect
    Takes effect after saving and restarting the server.
  • Default Map: Changed SRCDS_MAP

    Startkarte (z.B. c1m1_hotel)

    Before

    Setting
    SRCDS_MAP
    Default
    c1m1_hotel
    When it takes effect
    Takes effect after saving and restarting the server.

    After

    Setting
    SRCDS_MAP
    Default
    c1m1_hotel
    When it takes effect
    Takes effect after saving and restarting the server.
  • Auto Update: Changed AUTO_UPDATE

    1 = beim Start updaten

    Before

    Setting
    AUTO_UPDATE
    Default
    1
    When it takes effect
    Takes effect after saving and restarting the server.

    After

    Setting
    AUTO_UPDATE
    Default
    1
    When it takes effect
    Takes effect after saving and restarting the server.
  • Max Players: Changed MAX_PLAYERS

    Maximale Spielerzahl (+maxplayers)

    Before

    Setting
    MAX_PLAYERS
    Default
    8
    Range / options
    … – 32
    When it takes effect
    Takes effect after saving and restarting the server.

    After

    Setting
    MAX_PLAYERS
    Default
    8
    Range / options
    … – 32
    When it takes effect
    Takes effect after saving and restarting the server.
  • LAN mode (sv_lan): Changed sv_lan

    1 = LAN only, 0 = public.

    Before

    Setting
    sv_lan
    Default
    0

    After

    Setting
    sv_lan
    Default
    0
  • Enable cheats (sv_cheats): Changed sv_cheats

    Allows console commands. Disable on public servers.

    Before

    Setting
    sv_cheats
    Default
    0

    After

    Setting
    sv_cheats
    Default
    0
  • Game mode (mp_gamemode): Changed mp_gamemode

    Co-op, Versus, Survival, Realism, Realism Versus or Scavenge. Vanilla ignores this direct config line. Choose the mode when starting a map, e.g. map c1m1_hotel versus.

    Before

    Setting
    mp_gamemode
    Default
    coop
    Range / options
    coop, versus, survival, realism, realismversus, scavenge

    After

    Setting
    mp_gamemode
    Default
    coop
    Range / options
    coop, versus, survival, realism, realismversus, scavenge
  • Difficulty (z_difficulty): Changed z_difficulty

    Zombie difficulty: Easy/Normal/Hard/Impossible (Expert).

    Before

    Setting
    z_difficulty
    Default
    Normal
    Range / options
    Easy, Normal, Hard, Impossible

    After

    Setting
    z_difficulty
    Default
    Normal
    Range / options
    Easy, Normal, Hard, Impossible
  • Survivor limit (survivor_limit): Changed survivor_limit

    Vanilla: 1 to 4, default 4. Vanilla ignores this direct config line. Changes require SourceMod with sm_cvar; more than 4 additionally requires a multiplayer plugin.

    Before

    Setting
    survivor_limit
    Default
    4
    Range / options
    1 – 32

    After

    Setting
    survivor_limit
    Default
    4
    Range / options
    1 – 4
  • Voice chat (sv_voiceenable): Changed sv_voiceenable

    1 = players can talk, 0 = disabled.

    Before

    Setting
    sv_voiceenable
    Default
    1

    After

    Setting
    sv_voiceenable
    Default
    1
  • Max player zombies (z_max_player_zombies): Changed z_max_player_zombies

    Vanilla: 0 to 4, default 4. Number of human infected in Versus mode. Vanilla ignores this direct config line; changes require SourceMod with sm_cvar.

    Before

    Setting
    z_max_player_zombies
    Default
    28
    Range / options
    1 – 64

    After

    Setting
    z_max_player_zombies
    Default
    4
    Range / options
    0 – 4
Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Deployed state checked

Guided startup parameters

The running panel release contains a change to this tool. Recorded field differences show new, removed or changed settings. The date identifies when the deployed state was checked; existing game and plugin installations are not updated by this interface change.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

Interface Change documented

Guided startup parameters: revised

The guided tools were revised in the shared panel code. The entry concerns the interface or its processing. The date records the change; availability on an individual server depends on the game, software, plugins and permissions.

What the interface looks like

The image shows the interface on its capture date; earlier versions may differ.

Excerpt of the current interface with sample values. Values and prerequisites illustrate the controls; available tools depend on server software, plugins and permissions.
Excerpt of the current interface with sample values. Values and prerequisites illustrate the controls; available tools depend on server software, plugins and permissions. · Captured on 2026-10-08
Excerpt of the current interface with sample values. Values and prerequisites illustrate the controls; available tools depend on server software, plugins and permissions.
Excerpt of the current interface with sample values. Values and prerequisites illustrate the controls; available tools depend on server software, plugins and permissions. · Captured on 2026-10-08

What the settings do

These values come from our guided editors. Defaults are the editor starting values; they do not show the contents of a customer server.

Enable cheats (sv_cheats)

Allows console commands. Disable on public servers.

Setting
sv_cheats
Default
0
LAN mode (sv_lan)

1 = LAN only, 0 = public.

Setting
sv_lan
Default
0
Voice chat (sv_voiceenable)

1 = players can talk, 0 = disabled.

Setting
sv_voiceenable
Default
1
Difficulty (z_difficulty)

Zombie difficulty: Easy/Normal/Hard/Impossible (Expert).

Setting
z_difficulty
Default
Normal
Range / options
Easy, Normal, Hard, Impossible
Survivor limit (survivor_limit)

Vanilla: 1 to 4, default 4. Vanilla ignores this direct config line. Changes require SourceMod with sm_cvar; more than 4 additionally requires a multiplayer plugin.

Setting
survivor_limit
Default
4
Range / options
1 – 4
Max player zombies (z_max_player_zombies)

Vanilla: 0 to 4, default 4. Number of human infected in Versus mode. Vanilla ignores this direct config line; changes require SourceMod with sm_cvar.

Setting
z_max_player_zombies
Default
4
Range / options
0 – 4
Game mode (mp_gamemode)

Co-op, Versus, Survival, Realism, Realism Versus or Scavenge. Vanilla ignores this direct config line. Choose the mode when starting a map, e.g. map c1m1_hotel versus.

Setting
mp_gamemode
Default
coop
Range / options
coop, versus, survival, realism, realismversus, scavenge
Starting map

Map or level loaded when the server starts.

Setting
SRCDS_MAP
Default
c1m1_hotel
When it takes effect
Takes effect after saving and restarting the server.
Max. players

Maximale Spielerzahl (+maxplayers)

Setting
MAX_PLAYERS
Default
8
Range / options
… – 32
When it takes effect
Takes effect after saving and restarting the server.
Auto Update

1 = beim Start updaten

Setting
AUTO_UPDATE
Default
1
When it takes effect
Takes effect after saving and restarting the server.
Server name

Name des Servers in der Serverliste (hostname).

Setting
HOSTNAME
Default
Left 4 Dead 2 Server
When it takes effect
Takes effect after saving and restarting the server.