test 24781785-BEA-WebLogic | Page 19

CHAPTER 2 Production Network Architectures and WebLogic SIP Server Configuration The following sections describe common network architectures used in production deployments, and explain how WebLogic SIP Server is configured to run in those architectures: z “Overview” on page 2-1 z “Single-NIC Configurations with TCP and UDP Channels” on page 2-3 z “Multihomed Server Configurations Overview” on page 2-5 z “Multihomed Servers Listening On All Addresses (IP_ANY)” on page 2-6 z “Multihomed Servers Listening on Multiple Subnets” on page 2-6 – “Understanding the Route Resolver” on page 2-7 – “IP Aliasing with Multihomed Hardware” on page 2-8 z “Load Balancer Configurations” on page 2-8 – “Single Load Balancer Configuration” on page 2-9 – “Multiple Load Balancers and Multihomed Load Balancers” on page 2-10 – “Network Address Translation Options” on page 2-10 Overview Most production installations of WebLogic SIP Server are contain one or more of the following characteristics: Configuring Network Resources 2-1