Multi ho me d Servers Listen ing o n Mul ti ple Subnets
Figure 2-3 Multihomed Configuration for Proxying between Subnets
To configure the WebLogic SIP Server instance in Figure 2-3 you must define a separate network
channel for each NIC used on the server machine. Listing 2-2 shows the config.xml entries that
define channels for the sample configuration.
Listing 2-2 Sample Network Channel Configuration for NICs on Multiple Subnets
Understanding the Route Resolver
When WebLogic SIP Server is configured to listen on multiple subsets, a feature called the route
resolver is responsible for the following activities:
z
Populating OSI Layer 7 information (SIP system headers such as Via, Contact, and so
forth) with the correct address.
Configuring Network Resources
2-7