Win2000: pc im lan erreichbar, aber kein zugriff aufs internet ?

auch ja wir sitzen natürlich hinter einem router: SMC7004VBR

C:\Programme\Support Tools>netdiag.exe

...............................

    Computer Name: MUEHLE
    DNS Host Name: muehle
    System info : Windows 2000 Professional (Buil
    Processor : x86 Family 6 Model 5 Stepping 2,
    List of installed hotfixes :
        KB817606
        KB819696
        KB823182
        KB823559
        KB824105
        KB826232
        KB828035
        KB828741
        KB828749
        KB835732
        KB837001
        KB839643
        KB839645
        KB840987
        KB841356
        KB841533
        KB841872
        KB841873
        KB842526
        KB842773
        KB871250
        KB873333
        KB873339
        KB883939-IE501SP3-20050427.182635
        KB885250
        KB885835
        KB885836
        KB888113
        KB890046
        KB890859
        KB891781
        KB893066
        KB893086
        KB893803v2
        KB894320
        KB896358
        KB896422
        KB897715-OE55SP2-20050503.113444
        Q147222
        q323172
        Q323255
        Q324096
        Q326830
        Q326886
        Q329115
        Q329170
        Q329553
        Q329834
        Q810649
        Q810833
        Q811630
        Q814033
        Q816093
        Q828026


Netcard queries test . . . . . . . : Passed
    GetStats failed for 'Parallelanschluss (direk
    GetStats failed for 'WAN-Miniport (PPTP)'. [E
    [WARNING] The net card 'WAN-Miniport (IP)' ma
 not received any packets.
    GetStats failed for 'WAN-Miniport (L2TP)'. [E



Per interface results:

    Adapter : LAN-Verbindung 2

        Netcard queries test . . . : Passed

        Host Name. . . . . . . . . : muehle
        IP Address . . . . . . . . : 192.168.2.10
        Subnet Mask. . . . . . . . : 255.255.255.
        Default Gateway. . . . . . : 192.168.2.1
        Dns Servers. . . . . . . . : 192.168.2.1

        IpConfig results . . . . . : Failed
            Pinging DHCP server  - not reachable
            WARNING: DHCP server may be down.

        AutoConfiguration results. . . . . . : Pa

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

        NetBT name test. . . . . . : Passed
            No remote names have been found.

        WINS service test. . . . . : Skipped
            There are no WINS servers configured


Global results:


Domain membership test . . . . . . : Passed
    Dns domain name is not specified.
    Dns forest name is not specified.


NetBT transports test. . . . . . . : Passed
    List of NetBt transports currently configured
        NetBT_Tcpip_{8E8BA1CE-C16E-4EB8-82A2-E993
    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 seg
    If you configured the IP protocol manually th
    you need to add at least one valid gateway.


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


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


DNS test . . . . . . . . . . . . . : Passed


Redir and Browser test . . . . . . : Passed
    List of NetBt transports currently bound to t
        NetBT_Tcpip_{8E8BA1CE-C16E-4EB8-82A2-E993
    The redir is bound to 1 NetBt transport.

    List of NetBt transports currently bound to t
        NetBT_Tcpip_{8E8BA1CE-C16E-4EB8-82A2-E993
    The browser is bound to 1 NetBt transport.


DC discovery test. . . . . . . . . : Skipped


DC list test . . . . . . . . . . . : Skipped


Trust relationship test. . . . . . : Skipped


Kerberos test. . . . . . . . . . . : Skipped


LDAP test. . . . . . . . . . . . . : Skipped


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


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


Modem diagnostics test . . . . . . : Passed

IP Security test . . . . . . . . . : Passed
    IPSec policy service is active, but no policy


The command completed successfull

Physikalische Adresse . . . . . . : 00-50-04-2C-C0-40   <<< im Router eingetragen ??

joa der pc wird im router als verbunden angezeigt. mac filter ist nicht aktiv da kabelnetzwerk