_std/defines/area.dm 
| AREA_TELEPORT_ALLOWED | teleports into this area are allowed |
|---|---|
| AREA_TELEPORT_BLOCKED | teleports, but not porter-machinery summons, into this area are blocked |
| AREA_TELEPORT_AND_PORTER_BLOCKED | teleports and porter machinery summons into this area are blocked |
Define Details
AREA_TELEPORT_ALLOWED
teleports into this area are allowed
AREA_TELEPORT_AND_PORTER_BLOCKED
teleports and porter machinery summons into this area are blocked
AREA_TELEPORT_BLOCKED
teleports, but not porter-machinery summons, into this area are blocked