Microsoft® System Center 2012 Unleashed

Understanding Port Requirements

Site Servers communicate with each other using RPC ports. This includes the RPC Endpoint mapper (TCP 135) and SMB (TCP 445). RPC communication also uses dynamic ports above 49152 (1024 on Server 2003) for communication. Server communication can be secured with IPSec. This includes Site Server to Site Server, and server to SQL server. Client communication can also be secured using IPSec.

Client communication ports are listed in Table 2.1. In Native mode, almost all client communication occurs over Secure Sockets Layer (SSL; TCP Port 443) with few exceptions. Both the Fallback Status Point and the Server Locator Point roles communicate using HTTP.

Table 2.1 Client Communication

The client communication ports are ...