The document discusses different network topologies and transmission modes. It includes figures illustrating point-to-point, multipoint, mesh, star, tree, bus, ring and hybrid network topologies. Transmission modes such as simplex, half-duplex, and full-duplex are also examined.

2. Figure 2-1 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

3. Figure 2-2 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Point-to-Point Line Configuration

4. Figure 2-2-continued WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Point-to-Point Line Configuration

5. Figure 2-2-continued WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Point-to-Point Line Configuration

6. Figure 2-3 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Multipoint Line Configuration

7. Figure 2-4 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

8. Figure 2-5 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Mesh Topology

9. Figure 2-6 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Star Topology

10. Figure 2-7 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Tree Topology

11. Figure 2-8 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Bus Topology

12. Figure 2-9 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Ring Topology

13. Figure 2-10 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Hybrid Topology