Windows SBS 2003, Router schlecht erreichbar

Per interface results:

    Adapter : LAN-Verbindung des Servers

        Netcard queries test . . . : Passed

        Host Name. . . . . . . . . : servername
        IP Address . . . . . . . . : 10.10.0.1
        Subnet Mask. . . . . . . . : 255.255.254.0
        Default Gateway. . . . . . : 10.10.0.5
        Primary WINS Server. . . . : 10.10.0.1
        Dns Servers. . . . . . . . : 10.10.0.1


        AutoConfiguration results. . . . . . : Passed

        Default gateway test . . . : Failed
            No gateway reachable for this adapter.

        NetBT name test. . . . . . : Passed

        WINS service test. . . . . : Passed


Global results:


Domain membership test . . . . . . : Passed


NetBT transports test. . . . . . . : Passed
    List of NetBt transports currently configured:
        NetBT_Tcpip_{53C21890-E7F6-4998-8044-6DA6A69B099D}
    1 NetBt transport currently configured.


Autonet address test . . . . . . . : Passed


IP loopback ping test. . . . . . . : Passed


Default gateway test . . . . . . . : Failed

    [FATAL] NO GATEWAYS ARE REACHABLE.
    You have no connectivity to other network segments.
    If you configured the IP protocol manually then
    you need to add at least one valid gateway.


NetBT name test. . . . . . . . . . : Passed


Winsock test . . . . . . . . . . . : Passed


DNS test . . . . . . . . . . . . . : Passed
    PASS - All the DNS entries for DC are registered on DNS server '10.10.0.1'.  


Redir and Browser test . . . . . . : Passed
    List of NetBt transports currently bound to the Redir
        NetBT_Tcpip_{53C21890-E7F6-4998-8044-6DA6A69B099D}
    The redir is bound to 1 NetBt transport.

    List of NetBt transports currently bound to the browser
        NetBT_Tcpip_{53C21890-E7F6-4998-8044-6DA6A69B099D}
    The browser is bound to 1 NetBt transport.


DC discovery test. . . . . . . . . : Passed


DC list test . . . . . . . . . . . : Passed


Trust relationship test. . . . . . : Skipped


Kerberos test. . . . . . . . . . . : Passed


LDAP test. . . . . . . . . . . . . : Passed


Bindings test. . . . . . . . . . . : Passed


WAN configuration test . . . . . . : Skipped
    No active remote access connections.


Modem diagnostics test . . . . . . : Passed

IP Security test . . . . . . . . . : Skipped

    Note: run "netsh ipsec dynamic show /?" for more detailed information