Cisco Certified Internetwork Expert (CCIE) Practice Test

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Which service or feature must be enabled on 209.165.200.255 to produce the given output?

  1. The finger service

  2. A BOOTP server

  3. A TCP small server

  4. The PAD service

The correct answer is: A TCP small server

To produce the output in question, the correct service to enable is the TCP small server. This service allows for basic TCP connection testing, typically used for connectivity verification to the host. It operates on a simplified protocol and provides a means for client applications to connect and interact with server applications over TCP/IP. When the TCP small server is enabled, it can respond to specific types of requests, such as those from network management tools or command-line utilities designed to test connectivity. This is particularly important for troubleshooting where the results from the server can indicate whether it is reachable and functioning properly. Other services mentioned may provide different types of functionality but would not be capable of generating the same output. For instance, the finger service is used for querying user information but doesn't serve as a general-purpose server for connectivity testing. A BOOTP server is primarily for IP address assignment and does not provide generalized server interactions, while the PAD service facilitates protocol-dependent access in X.25 networks and is not related to TCP connections at all. Thus, enabling the TCP small server is essential for obtaining the specified output regarding network connectivity.