Students will examine and review the major WAN service choices: LAPB, Frame relay, ISDN, PPP, and others. This course introduces the routing of major protocols other than TCP/IP. Monitoring of protocol operations on a router will be examined. Alternative methods for LAN segmentation bridges, routers, and switches will be analyzed and examined in depth. The benefits of various LAN segmentation approaches will be reviewed in the context of WAN design. Prerequisite(s): Completion of BIT 102 with a grade of 2.0 or higher.