- Availability = k, Is total bundle-in that can reach line-out.
- Full availability bundle and Limited availability bundle
- TO Group will consist of line in with m line
- TS Group (server) will consist of line out with n line that total line out match with total server.
- Switching networks equipment; include set relay, register, etc, represented by “g” box.
Figure 1.3 Line in and line out on switching network
1. If every bundle from line out can reach by every bundle from line in, then that bundle is called full availability bundle.
Figure 1.4 Illustration of one full availability bundle
2. If only half from out bundle can reach by line in from bundle in, then that bundle is called Limited availability bundle.
Figure 1.5 Illustration of one limited availability bundle.