RRAS stands for "Routing and Remote Access ". Also, Routing and Remote Access is a network service in Microsoft Windows Server 2008, Windows Server 2003, and Windows 2000 Server that givess the following services:

• Dial-up remote access server
• Virtual private network (VPN) remote access server
• Internet Protocol (IP) router for connecting subnets of a private network
• Network address translator (NAT) for connecting a private network to the Internet
Dial-up and VPN site-to-site demand-dial router