This article will give you more information on ports, protocals and services used on microsoft server OS.

REFERENCES

How to configure a firewall for domains and trusts - 179442 (http://support.microsoft.com/kb/179442/)

 Information about TCP/IP port assignments - 174904 (http://support.microsoft.com/kb/174904/)

For more information about how to restrict Active Directory replication traffic, see the "Restricting Active Directory replication traffic to a specific port" -

224196 (http://support.microsoft.com/kb/224196/) 

Port Reference for MS TCP/IP" in the Microsoft Windows NT 4.0 Resource Kit -

http://www.microsoft.com/resources/documentation/windowsnt/4/server/reskit/en-us/net/port_nts.mspx

TCP and UDP Port Assignments -

http://www.microsoft.com/windows2000/techinfo/reskit/en-us/default.asp?url=/windows2000/techinfo/reskit/en-us/cnet/cnfc_por_GDQC.asp

Port Assignments and Protocol Numbers -

http://www.microsoft.com/resources/documentation/Windows/2000/server/reskit/en-us/Default.asp?url=/resources/documentation/windows/2000/server/reskit/en-us/cnet/cnfc_por_ZQYU.asp

The Internet Assigned Numbers Authority coordinates the use of well-known ports -

http://www.iana.org/assignments/port-numbers

For more information about how to configure DTC to use a specific range of ports, see the "Configuring Microsoft Distributed Transaction Coordinator (DTC) to work through a firewall" -

250367 (http://support.microsoft.com/kb/250367/) 

File Replication Service

For more information about how to configure FRS to work with a firewall, see the "How to restrict FRS replication traffic to a specific static port" -

319553 (http://support.microsoft.com/kb/319553/) 

Internet Information Services

For more information about the ports that are used by IIS 4.0, by IIS 5.0, and by IIS 5.1, see the "Inetinfo services use additional ports beyond well-known ports" -

327859 (http://support.microsoft.com/kb/327859/)   

SQL Server

For more information about how SQL Server 2000 dynamically determines ports for secondary instances, see the "Behavior of SQL Server 2000 Network Library during dynamic port detection" -

286303 (http://support.microsoft.com/kb/286303/) 

For more information about the ports that are used by SQL Server 7.0 and SQL Server 2000 for OLAP, see the "TCP ports used by OLAP services when connecting through a firewall" -

301901 (http://support.microsoft.com/kb/301901/) 

Terminal Services

For more information about how to configure the port that is used by Terminal Services, see the "How to change Terminal Server's listening port" -

187623 (http://support.microsoft.com/kb/187623/)