Hello, teka.

I installed MSS to another server.
All configuration set by default. But again I wanna group of superusers with full access and can't configure it.

sftp_config:

<Default>
    GlobalDownload        50k    #total speed download for all clients
                    # o -> bytes   k -> kilo bytes   m -> mega bytes
    GlobalUpload        0    #total speed download for all clients (0 for unlimited)
    Download         5k    #limit speed download for each connection
    Upload             0    #unlimit speed upload for each connection
    StayAtHome        true    #limit client to his home
    VirtualChroot        true    #fake a chroot to the home account
    LimitConnection        100    #max connection for the server sftp
    LimitConnectionByUser    5    #max connection for the account
    LimitConnectionByIP    20    #max connection by ip for the account
    Home            /home/$USER    #overrite home of the user but if you want you can use
                        #    environment variable (ie: Home /home/$USER)
    IdleTimeOut        5m    #(in second) deconnect client is idle too long time
    ResolveIP        true    #resolve ip to dns
#    IgnoreHidden        true    #treat all hidden files as if they don't exist
#    DirFakeUser        true    #Hide real file/directory owner (just change displayed permissions)
#    DirFakeGroup        true    #Hide real file/directory group (just change displayed permissions)
#    DirFakeMode        0400    #Hide real file/directory rights (just change displayed permissions)
                    #Add execution right for directory if read right is set
#    HideFiles        "^(lost\+found|public_html)$"    #Hide file/directory which match
                                #this extented POSIX regex
    HideNoAccess        true    #Hide file/directory which user has no access
#    MaxOpenFilesForUser    20    #limit user to open x files on same time
#    MaxWriteFilesForUser    10    #limit user to x upload on same time
#    MaxReadFilesForUser    10    #limit user to x download on same time
    DefaultRights        0640 0750    #Set default rights for new file and new directory
#    MinimumRights        0400 0700    #Set minimum rights for files and dirs

#    PathDenyFilter        "^\."    #deny upload of directory/file which match this extented POSIX regex

    ShowLinksAsLinks    false    #show links as their destinations
#    ConnectionMaxLife    1d    #limits connection lifetime to 1 day

#    Charset            "ISO-8859-15"    #set charset of computer
#    GMTTime            +1    #set GMT Time (change if necessary)
</Default>

<User elkaz>
        IsAdmin         true            #can admin the server
        VirtualChroot   false           #you must disable chroot to have a full support of admin
        StayAtHome      false
        IdleTimeOut     0
        Home            /root
        HideNoAccess    false
</User>

<Group root>
    LogFile /var/log/sftp_admins.log
    IsAdmin  true
    VirtualChroot false
    StayAtHome false
</Group>

Logs:

2011-07-19 17:45:20 [15284]New client [elkaz] from [91.***]
2011-07-19 17:45:21 [15284][elkaz][91.***]Quit.

FileZilla:
Status:    Connecting to ***...
Response:    fzSftp started
Command:    open "elkaz@***" 22
Command:    Pass: **********
Status:    Connected to ***
Status:    Retrieving directory listing...
Command:    pwd
Response:    Current directory is: "/root"
Command:    ls
Status:    Listing directory /root/
Error:    Unable to open .: permission denied

Why directory is root?
For example another user, which is not in root-group:

Status:    Connecting to ***
Response:    fzSftp started
Command:    open "num8er@***" 22
Command:    Pass: *****
Status:    Connected to ***
Status:    Retrieving directory listing...
Command:    pwd
Response:    Current directory is: "/"
Command:    ls
Status:    Listing directory /
Status:    Calculating timezone offset of server...
Command:    mtime ".cache"
Response:    1311001088
Status:    Timezone offsets: Server: 0 seconds. Local: 18000 seconds. Difference: 18000 seconds.
Status:    Directory listing successful