Computer Networking
Four routers have to be interconnected in a point-to-point Network. Each pair of root us may connected by a high-speed line, a medium speed line or a low speed line. Find the total number of topologies.

48
ARP.EXE
81
729
12

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Computer Networking
How should a router that is being used in a Frame Relay network be configured to keep split horizon issues from preventing routing updates?

Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic.
Configure many subinterfaces in the same subnet.
Configure a separate subinterface for each PVC with a unique DLCI and subnet assigned to the subinterface.
Configure a single subinterface to establish multiple PVC connections to multiple remote router interfaces.

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Computer Networking
When setting up Frame Relay for point-to-point subinterfaces, which of the following must not be configured?

The subinterface type as point-to-point
The Frame Relay encapsulation on the physical interface
PAP
An IP address on the physical interface
The local DLCI on each subinterface

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