I will take a look at the NIC and see if the drivers need to be updated...

As for other services, This server only runs the SQLServer (not to say...

They all lose connectivity at the same time... in and outside the firewall... Error messages in the event logs are as follows (not sure if they are related...)

* QoS...

Yes.. Using pass-through authentication (I have the inside Access users all set up on that Server as "Users"). The Access users are inside of the firewall.... The web...

thanks for Native Client info... still learning the lingo... I am using Window Authentication and TCP instead of Named Pipes.

No service paks or manual updates, but I do have auto-updates active on the server. Another note... I am not using the SQL Client... I am using the OBDC...