3000 -> main 3001 -> posts 3002 -> files 3003 -> music 3004 -> chats 3005 -> marketplace 3006 -> sync 3007 -> ems (External Messaging Service) 3008 -> users 3009 -> notifications 3010 -> unallocated 3011 -> unallocated 3012 -> unallocated 3013 -> unallocated 3014 -> unallocated 3015 -> unallocated 3016 -> unallocated 3017 -> unallocated 3018 -> unallocated 3019 -> unallocated 3020 -> auth